1 /* $Header: /cvsroot/pgsql/src/interfaces/ecpg/preproc/Attic/preproc.y,v 1.232 2003/06/16 16:58:11 meskes Exp $ */
3 /* Copyright comment */
5 #include "postgres_fe.h"
10 * Variables containing simple states.
13 int braces_open; /* brace level counter */
14 int ecpg_informix_var = 0;
16 char *connection = NULL;
17 char *input_filename = NULL;
19 static int QueryIsRule = 0, FoundInto = 0;
20 static int initializer = 0;
21 static struct this_type actual_type[STRUCT_DEPTH];
22 static char *actual_storage[STRUCT_DEPTH];
23 static char *actual_startline[STRUCT_DEPTH];
25 /* temporarily store struct members while creating the data structure */
26 struct ECPGstruct_member *struct_member_list[STRUCT_DEPTH] = { NULL };
28 /* also store struct type so we can do a sizeof() later */
29 static char *ECPGstruct_sizeof = NULL;
31 /* for forward declarations we have to store some data as well */
32 static char *forward_name = NULL;
34 struct ECPGtype ecpg_no_indicator = {ECPGt_NO_INDICATOR, 0L, NULL, {NULL}};
35 struct variable no_indicator = {"no_indicator", &ecpg_no_indicator, 0, NULL};
37 struct ECPGtype ecpg_query = {ECPGt_char_variable, 0L, NULL, {NULL}};
39 static struct inf_compat_col
43 struct inf_compat_col *next;
46 static struct inf_compat_val
49 struct inf_compat_val *next;
53 * Handle parsing errors and warnings
56 mmerror(int error_code, enum errortype type, char * error)
61 fprintf(stderr, "%s:%d: WARNING: %s\n", input_filename, yylineno, error);
64 fprintf(stderr, "%s:%d: ERROR: %s\n", input_filename, yylineno, error);
65 ret_value = error_code;
68 fprintf(stderr, "%s:%d: ERROR: %s\n", input_filename, yylineno, error);
74 * string concatenation
78 cat2_str(char *str1, char *str2)
80 char * res_str = (char *)mm_alloc(strlen(str1) + strlen(str2) + 2);
82 strcpy(res_str, str1);
84 strcat(res_str, str2);
91 cat_str(int count, ...)
97 va_start(args, count);
99 res_str = va_arg(args, char *);
101 /* now add all other strings */
102 for (i = 1; i < count; i++)
103 res_str = cat2_str(res_str, va_arg(args, char *));
111 make_str(const char *str)
113 char * res_str = (char *)mm_alloc(strlen(str) + 1);
115 strcpy(res_str, str);
120 make2_str(char *str1, char *str2)
122 char * res_str = (char *)mm_alloc(strlen(str1) + strlen(str2) + 1);
124 strcpy(res_str, str1);
125 strcat(res_str, str2);
132 make3_str(char *str1, char *str2, char *str3)
134 char * res_str = (char *)mm_alloc(strlen(str1) + strlen(str2) +strlen(str3) + 1);
136 strcpy(res_str, str1);
137 strcat(res_str, str2);
138 strcat(res_str, str3);
149 char * name = (char *)mm_alloc(yyleng + 1);
151 strncpy(name, yytext, yyleng);
157 create_questionmarks(char *name, bool array)
159 struct variable *p = find_variable(name);
161 char *result = EMPTY;
163 /* In case we have a struct, we have to print as many "?" as there are attributes in the struct
164 * An array is only allowed together with an element argument
165 * This is essantially only used for inserts, but using a struct as input parameter is an error anywhere else
166 * so we don't have to worry here. */
168 if (p->type->type == ECPGt_struct || (array && p->type->type == ECPGt_array && p->type->u.element->type == ECPGt_struct))
170 struct ECPGstruct_member *m;
172 if (p->type->type == ECPGt_struct)
173 m = p->type->u.members;
175 m = p->type->u.element->u.members;
177 for (count = 0; m != NULL; m=m->next, count++);
182 for (; count > 0; count --)
183 result = cat2_str(result, make_str("? , "));
185 /* removed the trailing " ," */
187 result[strlen(result)-3] = '\0';
192 adjust_informix(struct arguments *list)
194 /* Informix accepts DECLARE with variables that are out of scope when OPEN is called.
195 * This breaks standard and leads to some very dangerous programming.
196 * Since they do, we have to work around and accept their syntax as well.
197 * But we will do so ONLY in Informix mode.
198 * We have to change the variables to our own struct and just store the pointer instead of the variable */
200 struct arguments *ptr;
201 char *result = make_str("");
203 for (ptr = list; ptr != NULL; ptr = ptr->next)
205 char temp[sizeof(int)+sizeof(", &()")];
208 /* change variable name to "ECPG_informix_get_var(<counter>)" */
209 original_var = ptr->variable->name;
210 sprintf(temp, "%d))", ecpg_informix_var);
211 ptr->variable = new_variable(cat_str(4, make_str("*("), mm_strdup(ECPGtype_name(ptr->variable->type->type)), make_str(" *)(ECPG_informix_get_var("), mm_strdup(temp)), ECPGmake_simple_type(ptr->variable->type->type, ptr->variable->type->size), 0);
213 /* create call to "ECPG_informix_set_var(<counter>, <pointer>. <linen number>)" */
214 sprintf(temp, "%d, &(", ecpg_informix_var++);
215 result = cat_str(5, result, make_str("ECPG_informix_set_var("), mm_strdup(temp), mm_strdup(original_var), make_str("), __LINE__);\n"));
230 struct this_type type;
231 enum ECPGttype type_enum;
232 enum ECPGdtype dtype_enum;
233 struct fetch_desc descriptor;
234 struct su_symbol struct_union;
237 /* special embedded SQL token */
238 %token SQL_ALLOCATE SQL_AUTOCOMMIT SQL_BOOL SQL_BREAK
239 SQL_CALL SQL_CARDINALITY SQL_CONNECT SQL_CONNECTION
240 SQL_CONTINUE SQL_COUNT SQL_CURRENT SQL_DATA
241 SQL_DATETIME_INTERVAL_CODE
242 SQL_DATETIME_INTERVAL_PRECISION SQL_DESCRIBE
243 SQL_DESCRIPTOR SQL_DISCONNECT SQL_ENUM SQL_FOUND
244 SQL_FREE SQL_GO SQL_GOTO SQL_IDENTIFIED
245 SQL_INDICATOR SQL_KEY_MEMBER SQL_LENGTH
246 SQL_LONG SQL_NAME SQL_NULLABLE SQL_OCTET_LENGTH
247 SQL_OPEN SQL_OUTPUT SQL_RELEASE SQL_REFERENCE
248 SQL_RETURNED_LENGTH SQL_RETURNED_OCTET_LENGTH SQL_SCALE
249 SQL_SECTION SQL_SHORT SQL_SIGNED SQL_SQL SQL_SQLERROR
250 SQL_SQLPRINT SQL_SQLWARNING SQL_START SQL_STOP
251 SQL_STRUCT SQL_UNSIGNED SQL_VALUE SQL_VAR SQL_WHENEVER
254 %token S_ADD S_AND S_ANYTHING S_AUTO S_CONST S_DEC S_DIV
255 S_DOTPOINT S_EQUAL S_EXTERN S_INC S_LSHIFT S_MEMPOINT
256 S_MEMBER S_MOD S_MUL S_NEQUAL S_OR S_REGISTER S_RSHIFT
257 S_STATIC S_SUB S_VOLATILE
260 /* I need this and don't know where it is defined inside the backend */
263 /* ordinary key words in alphabetical order */
264 %token <keyword> ABORT_P ABSOLUTE_P ACCESS ACTION ADD AFTER
265 AGGREGATE ALL ALTER ANALYSE ANALYZE AND ANY ARRAY AS ASC
266 ASSERTION ASSIGNMENT AT AUTHORIZATION
268 BACKWARD BEFORE BEGIN_P BETWEEN BIGINT BINARY BIT
271 CACHE CALLED CASCADE CASE CAST CHAIN CHAR_P
272 CHARACTER CHARACTERISTICS CHECK CHECKPOINT CLASS CLOSE
273 CLUSTER COALESCE COLLATE COLUMN COMMENT COMMIT
274 COMMITTED CONSTRAINT CONSTRAINTS CONVERSION_P CONVERT COPY
275 CREATE CREATEDB CREATEUSER CROSS CURRENT_DATE CURRENT_TIME
276 CURRENT_TIMESTAMP CURRENT_USER CURSOR CYCLE
278 DATABASE DAY_P DEALLOCATE DEC DECIMAL_P DECLARE DEFAULT
279 DEFERRABLE DEFERRED DEFINER DELETE_P DELIMITER DELIMITERS
280 DESC DISTINCT DO DOMAIN_P DOUBLE_P DROP
281 EACH ELSE ENCODING ENCRYPTED END_P ESCAPE EXCEPT EXCLUSIVE
282 EXECUTE EXISTS EXPLAIN EXTERNAL EXTRACT
284 FALSE_P FETCH FIRST_P FLOAT_P FOR FORCE FOREIGN FORWARD FREEZE FROM
287 GET GLOBAL GRANT GROUP_P
288 HANDLER HAVING HOLD HOUR_P
290 ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IN_P INCREMENT INDEX INHERITS
291 INITIALLY INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P
292 INTEGER INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
298 LANCOMPILER LANGUAGE LAST_P LEADING LEFT LEVEL LIKE LIMIT LISTEN
299 LOAD LOCAL LOCATION LOCK_P
301 MATCH MAXVALUE MINUTE_P MINVALUE MODE MONTH_P MOVE
303 NAMES NATIONAL NATURAL NCHAR NEW NEXT NO NOCREATEDB
304 NOCREATEUSER NONE NOT NOTHING NOTIFY NOTNULL NULL_P NULLIF
307 OF OFF OFFSET OIDS OLD ON ONLY OPERATOR OPTION OR ORDER
308 OUT_P OUTER_P OVERLAPS OVERLAY OWNER
310 PARTIAL PASSWORD PATH_P PENDANT PLACING POSITION
311 PRECISION PRESERVE PREPARE PRIMARY PRIOR PRIVILEGES PROCEDURAL PROCEDURE
313 READ REAL RECHECK REFERENCES REINDEX RELATIVE_P RENAME REPLACE
314 RESET RESTART RESTRICT RETURNS REVOKE RIGHT ROLLBACK ROW ROWS RULE
316 SCHEMA SCROLL SECOND_P SECURITY SELECT SEQUENCE SERIALIZABLE
317 SESSION SESSION_USER SET SETOF SHARE SHOW SIMILAR SIMPLE SMALLINT SOME
318 STABLE START STATEMENT STATISTICS STDIN STDOUT STORAGE STRICT_P
321 TABLE TEMP TEMPLATE TEMPORARY THEN TIME TIMESTAMP TO TOAST
322 TRAILING TRANSACTION TREAT TRIGGER TRIM TRUE_P TRUNCATE TRUSTED TYPE_P
323 UNENCRYPTED UNION UNIQUE UNKNOWN UNLISTEN UNTIL UPDATE USAGE
326 VACUUM VALID VALUES VARCHAR VARYING VERBOSE VERSION VIEW VOLATILE
327 WHEN WHERE WITH WITHOUT WORK WRITE
331 /* The grammar thinks these are keywords, but they are not in the keywords.c
332 * list and so can never be entered directly. The filter in parser.c
333 * creates these tokens when required.
337 /* Special keywords, not in the query language - see the "lex" file */
338 %token <str> IDENT SCONST Op CSTRING CVARIABLE CPP_LINE IP BCONST XCONST
339 %token <ival> ICONST PARAM
342 /* precedence: lowest to highest */
350 %nonassoc LIKE ILIKE SIMILAR
355 %left POSTFIXOP /* dummy for postfix Op rules */
356 %left Op OPERATOR /* multi-character ops and user-defined operators */
359 %nonassoc IS NULL_P TRUE_P FALSE_P UNKNOWN
363 /* Unary Operators */
370 %left JOIN UNIONJOIN CROSS LEFT FULL RIGHT INNER_P NATURAL
372 %type <str> Iconst Fconst Sconst TransactionStmt CreateStmt UserId
373 %type <str> CreateAsElement OptCreateAs CreateAsList CreateAsStmt
374 %type <str> comment_text ConstraintDeferrabilitySpec TableElementList
375 %type <str> key_match ColLabel SpecialRuleRelation ColId columnDef
376 %type <str> ColConstraint ColConstraintElem drop_type Bconst Iresult
377 %type <str> TableConstraint OptTableElementList Xconst opt_transaction
378 %type <str> ConstraintElem key_actions ColQualList type_name
379 %type <str> target_list target_el update_target_list alias_clause
380 %type <str> update_target_el qualified_name database_name
381 %type <str> access_method attr_name index_name name func_name
382 %type <str> file_name AexprConst c_expr ConstTypename var_list
383 %type <str> a_expr b_expr TruncateStmt CommentStmt OnCommitOption opt_by
384 %type <str> opt_indirection expr_list extract_list extract_arg
385 %type <str> position_list substr_list substr_from alter_column_default
386 %type <str> trim_list in_expr substr_for attrs TableFuncElement
387 %type <str> Typename SimpleTypename Numeric opt_float opt_numeric
388 %type <str> opt_decimal Character character opt_varying opt_charset
389 %type <str> opt_collate opt_timezone opt_interval table_ref fetch_direction
390 %type <str> row_descriptor ConstDatetime AlterDomainStmt AlterSeqStmt
391 %type <str> SelectStmt into_clause OptTemp ConstraintAttributeSpec
392 %type <str> opt_table opt_all sort_clause sortby_list ConstraintAttr
393 %type <str> sortby OptUseOp qualified_name_list name_list ColId_or_Sconst
394 %type <str> group_clause having_clause from_clause opt_distinct opt_hold
395 %type <str> join_outer where_clause relation_expr sub_type opt_arg
396 %type <str> opt_column_list insert_rest InsertStmt
397 %type <str> columnList DeleteStmt LockStmt UpdateStmt DeclareCursorStmt
398 %type <str> NotifyStmt columnElem UnlistenStmt TableElement rowdefinition
399 %type <str> copy_delimiter ListenStmt CopyStmt copy_file_name opt_binary
400 %type <str> FetchStmt from_in CreateOpClassStmt
401 %type <str> ClosePortalStmt DropStmt VacuumStmt AnalyzeStmt opt_verbose
402 %type <str> opt_full func_arg OptWithOids opt_freeze
403 %type <str> analyze_keyword opt_name_list ExplainStmt index_params
404 %type <str> index_elem opt_class access_method_clause
405 %type <str> index_opt_unique IndexStmt func_return ConstInterval
406 %type <str> func_args_list func_args opt_with def_arg overlay_placing
407 %type <str> def_elem def_list definition DefineStmt select_with_parens
408 %type <str> opt_instead event RuleActionList opt_using CreateAssertStmt
409 %type <str> RuleActionStmtOrEmpty RuleActionMulti func_as reindex_type
410 %type <str> RuleStmt opt_column opt_name oper_argtypes NumConst
411 %type <str> MathOp RemoveFuncStmt aggr_argtype for_update_clause
412 %type <str> RemoveAggrStmt opt_procedural select_no_parens CreateCastStmt
413 %type <str> RemoveOperStmt RenameStmt all_Op opt_Trusted opt_lancompiler
414 %type <str> VariableSetStmt var_value zone_value VariableShowStmt
415 %type <str> VariableResetStmt AlterTableStmt from_list overlay_list
416 %type <str> user_list OptUserList OptUserElem relation_name
417 %type <str> CreateUserStmt AlterUserStmt CreateSeqStmt OptSeqList
418 %type <str> OptSeqElem TriggerForSpec TriggerForOpt TriggerForType
419 %type <str> DropTrigStmt TriggerOneEvent TriggerEvents RuleActionStmt
420 %type <str> TriggerActionTime CreateTrigStmt DropPLangStmt DropCastStmt
421 %type <str> CreatePLangStmt TriggerFuncArgs TriggerFuncArg simple_select
422 %type <str> ViewStmt LoadStmt CreatedbStmt createdb_opt_item ExplainableStmt
423 %type <str> createdb_opt_list opt_encoding OptInherit opt_equal
424 %type <str> AlterUserSetStmt privilege_list privilege privilege_target
425 %type <str> opt_grant_grant_option opt_revoke_grant_option cursor_options
426 %type <str> transaction_mode_list_or_empty transaction_mode_list
427 %type <str> function_with_argtypes_list function_with_argtypes
428 %type <str> DropdbStmt ClusterStmt grantee RevokeStmt Bit DropOpClassStmt
429 %type <str> GrantStmt privileges PosAllConst constraints_set_list
430 %type <str> ConstraintsSetStmt AllConst CreateDomainStmt
431 %type <str> case_expr when_clause_list case_default case_arg when_clause
432 %type <str> select_clause opt_select_limit select_limit_value opt_recheck
433 %type <str> ConstraintTimeSpec AlterDatabaseSetStmt DropAssertStmt
434 %type <str> select_offset_value ReindexStmt join_type opt_boolean
435 %type <str> join_qual update_list joined_table opclass_item fetch_count
436 %type <str> opt_lock lock_type OptGroupList OptGroupElem array_expr_list
437 %type <str> OptConstrFromTable OptTempTableName StringConst array_expr
438 %type <str> constraints_set_mode comment_type opt_empty_parentheses
439 %type <str> CreateGroupStmt AlterGroupStmt DropGroupStmt key_delete
440 %type <str> opt_force key_update CreateSchemaStmt PosIntStringConst
441 %type <str> IntConst PosIntConst grantee_list func_type opt_or_replace
442 %type <str> select_limit opt_for_update_clause CheckPointStmt
443 %type <str> OptSchemaName OptSchemaEltList schema_stmt opt_drop_behavior
444 %type <str> handler_name any_name_list any_name opt_as insert_column_list
445 %type <str> columnref dotted_name function_name insert_target_el
446 %type <str> insert_target_list insert_column_item DropRuleStmt
447 %type <str> createfunc_opt_item set_rest var_list_or_default
448 %type <str> CreateFunctionStmt createfunc_opt_list func_table
449 %type <str> DropUserStmt copy_from copy_opt_list copy_opt_item
450 %type <str> opt_oids TableLikeClause key_action opt_definition
451 %type <str> cast_context row r_expr qual_Op qual_all_Op opt_default
452 %type <str> CreateConversionStmt any_operator opclass_item_list
453 %type <str> iso_level type_list CharacterWithLength ConstCharacter
454 %type <str> CharacterWithoutLength BitWithLength BitWithoutLength
455 %type <str> ConstBit GenericType TableFuncElementList opt_analyze
456 %type <str> opt_sort_clause transaction_access_mode
458 %type <str> ECPGWhenever ECPGConnect connection_target ECPGOpen
459 %type <str> indicator ECPGExecute ECPGPrepare ecpg_using ecpg_into
460 %type <str> storage_declaration storage_clause opt_initializer c_anything
461 %type <str> variable_list variable c_thing c_term ECPGKeywords_vanames
462 %type <str> opt_pointer ECPGDisconnect dis_name storage_modifier
463 %type <str> ECPGRelease execstring server_name ECPGVarDeclaration
464 %type <str> connection_object opt_server opt_port c_stuff c_stuff_item
465 %type <str> user_name opt_user char_variable ora_user ident opt_reference
466 %type <str> var_type_declarations quoted_ident_stringvar ECPGKeywords_rest
467 %type <str> db_prefix server opt_options opt_connection_name c_list
468 %type <str> ECPGSetConnection ECPGTypedef c_args ECPGKeywords
469 %type <str> enum_type civar civarind ECPGCursorStmt ECPGDeallocate
470 %type <str> ECPGFree ECPGDeclare ECPGVar opt_at enum_definition
471 %type <str> struct_union_type s_struct_union vt_declarations execute_rest
472 %type <str> var_declaration type_declaration single_vt_declaration
473 %type <str> ECPGSetAutocommit on_off variable_declarations ECPGDescribe
474 %type <str> ECPGAllocateDescr ECPGDeallocateDescr symbol opt_output
475 %type <str> ECPGGetDescriptorHeader ECPGColLabel single_var_declaration
476 %type <str> reserved_keyword unreserved_keyword ecpg_interval opt_ecpg_using
477 %type <str> col_name_keyword func_name_keyword precision opt_scale
478 %type <str> ECPGTypeName using_list ECPGColLabelCommon
479 %type <str> inf_val_list inf_col_list using_descriptor into_descriptor
480 %type <str> ecpg_into_using
482 %type <struct_union> s_struct_union_symbol
484 %type <descriptor> ECPGGetDescriptor
486 %type <type_enum> simple_type signed_type unsigned_type
488 %type <dtype_enum> descriptor_item desc_header_item
490 %type <type> var_type common_type single_vt_type
491 %type <type> struct_union_type_with_symbol
493 %type <action> action
495 %type <index> opt_array_bounds
500 statements: /*EMPTY*/
501 | statements statement
504 statement: ecpgstart opt_at stmt ';' { connection = NULL; }
506 | ecpgstart ECPGVarDeclaration
508 fprintf(yyout, "%s", $2);
510 output_line_number();
513 | c_thing { fprintf(yyout, "%s", $1); free($1); }
514 | CPP_LINE { fprintf(yyout, "%s", $1); free($1); }
515 | '{' { braces_open++; fputs("{", yyout); }
516 | '}' { remove_variables(braces_open--); fputs("}", yyout); }
519 opt_at: AT connection_target
523 * Do we have a variable as connection target?
524 * Remove the variable from the variable
525 * list or else it will be used twice
527 if (argsinsert != NULL)
531 stmt: AlterDatabaseSetStmt { output_statement($1, 0, connection); }
532 | AlterDomainStmt { output_statement($1, 0, connection); }
533 | AlterGroupStmt { output_statement($1, 0, connection); }
534 | AlterSeqStmt { output_statement($1, 0, connection); }
535 | AlterTableStmt { output_statement($1, 0, connection); }
536 | AlterUserSetStmt { output_statement($1, 0, connection); }
537 | AlterUserStmt { output_statement($1, 0, connection); }
538 | AnalyzeStmt { output_statement($1, 0, connection); }
539 | CheckPointStmt { output_statement($1, 0, connection); }
540 | ClosePortalStmt { output_statement($1, 0, connection); }
541 | ClusterStmt { output_statement($1, 0, connection); }
542 | CommentStmt { output_statement($1, 0, connection); }
543 | ConstraintsSetStmt { output_statement($1, 0, connection); }
544 | CopyStmt { output_statement($1, 0, connection); }
545 | CreateAsStmt { output_statement($1, 0, connection); }
546 | CreateAssertStmt { output_statement($1, 0, connection); }
547 | CreateCastStmt { output_statement($1, 0, connection); }
548 | CreateConversionStmt { output_statement($1, 0, connection); }
549 | CreateDomainStmt { output_statement($1, 0, connection); }
550 | CreateFunctionStmt { output_statement($1, 0, connection); }
551 | CreateGroupStmt { output_statement($1, 0, connection); }
552 | CreatePLangStmt { output_statement($1, 0, connection); }
553 | CreateOpClassStmt { output_statement($1, 0, connection); }
554 | CreateSchemaStmt { output_statement($1, 0, connection); }
555 | CreateSeqStmt { output_statement($1, 0, connection); }
556 | CreateStmt { output_statement($1, 0, connection); }
557 | CreateTrigStmt { output_statement($1, 0, connection); }
558 | CreateUserStmt { output_statement($1, 0, connection); }
559 | CreatedbStmt { output_statement($1, 0, connection); }
560 /*| DeallocateStmt { output_statement($1, 0, connection); }*/
561 | DeclareCursorStmt { output_simple_statement($1); }
562 | DefineStmt { output_statement($1, 0, connection); }
563 | DeleteStmt { output_statement($1, 0, connection); }
564 | DropAssertStmt { output_statement($1, 0, connection); }
565 | DropCastStmt { output_statement($1, 0, connection); }
566 | DropGroupStmt { output_statement($1, 0, connection); }
567 | DropOpClassStmt { output_statement($1, 0, connection); }
568 | DropPLangStmt { output_statement($1, 0, connection); }
569 | DropRuleStmt { output_statement($1, 0, connection); }
570 | DropStmt { output_statement($1, 0, connection); }
571 | DropTrigStmt { output_statement($1, 0, connection); }
572 | DropUserStmt { output_statement($1, 0, connection); }
573 | DropdbStmt { output_statement($1, 0, connection); }
574 | ExplainStmt { output_statement($1, 0, connection); }
575 /* | ExecuteStmt { output_statement($1, 0, connection); }*/
576 | FetchStmt { output_statement($1, 1, connection); }
577 | GrantStmt { output_statement($1, 0, connection); }
578 | IndexStmt { output_statement($1, 0, connection); }
579 | InsertStmt { output_statement($1, 0, connection); }
580 | ListenStmt { output_statement($1, 0, connection); }
581 | LoadStmt { output_statement($1, 0, connection); }
582 | LockStmt { output_statement($1, 0, connection); }
583 | NotifyStmt { output_statement($1, 0, connection); }
584 /* | PrepareStmt { output_statement($1, 0, connection); }*/
585 | ReindexStmt { output_statement($1, 0, connection); }
586 | RemoveAggrStmt { output_statement($1, 0, connection); }
587 | RemoveOperStmt { output_statement($1, 0, connection); }
588 | RemoveFuncStmt { output_statement($1, 0, connection); }
589 | RenameStmt { output_statement($1, 0, connection); }
590 | RevokeStmt { output_statement($1, 0, connection); }
591 | RuleStmt { output_statement($1, 0, connection); }
592 | SelectStmt { output_statement($1, 0, connection); }
595 fprintf(yyout, "{ ECPGtrans(__LINE__, %s, \"%s\");", connection ? connection : "NULL", $1);
599 | TruncateStmt { output_statement($1, 0, connection); }
600 | UnlistenStmt { output_statement($1, 0, connection); }
601 | UpdateStmt { output_statement($1, 0, connection); }
602 | VacuumStmt { output_statement($1, 0, connection); }
603 | VariableSetStmt { output_statement($1, 0, connection); }
604 | VariableShowStmt { output_statement($1, 0, connection); }
605 | VariableResetStmt { output_statement($1, 0, connection); }
606 | ViewStmt { output_statement($1, 0, connection); }
609 fprintf(yyout,"ECPGallocate_desc(__LINE__, %s);",$1);
616 mmerror(PARSE_ERROR, ET_ERROR, "no at option for connect statement.\n");
618 if (compat == ECPG_COMPAT_INFORMIX)
619 fprintf(yyout, "{ ECPGconnect_informix(__LINE__, %s, %d); ", $1, autocommit);
621 fprintf(yyout, "{ ECPGconnect(__LINE__, %s, %d); ", $1, autocommit);
628 output_simple_statement($1);
633 mmerror(PARSE_ERROR, ET_ERROR, "no at option for deallocate statement.\n");
634 fprintf(yyout, "{ ECPGdeallocate(__LINE__, \"%s\");", $1);
638 | ECPGDeallocateDescr
641 mmerror(PARSE_ERROR, ET_ERROR, "no at option for deallocate statement.\n");
642 fprintf(yyout,"ECPGdeallocate_desc(__LINE__, %s);",$1);
648 output_simple_statement($1);
652 fprintf(yyout, "{ ECPGdescribe(__LINE__, %s,", $1);
653 dump_variables(argsresult, 1);
654 fputs("ECPGt_EORT);", yyout);
656 output_line_number();
658 /* whenever_action(2); */
664 mmerror(PARSE_ERROR, ET_ERROR, "no at option for disconnect statement.\n");
666 fprintf(yyout, "{ ECPGdisconnect(__LINE__, %s);",
667 $1 ? $1 : "\"CURRENT\"");
673 output_statement($1, 0, connection);
677 fprintf(yyout, "{ ECPGdeallocate(__LINE__, \"%s\");", $1);
684 lookup_descriptor($1.name, connection);
685 output_get_descr($1.name, $1.str);
689 | ECPGGetDescriptorHeader
691 lookup_descriptor($1, connection);
692 output_get_descr_header($1);
700 for (ptr = cur; ptr != NULL; ptr=ptr->next)
702 if (strcmp(ptr->name, $1) == 0)
708 snprintf(errortext, sizeof(errortext), "trying to open undeclared cursor %s\n", $1);
709 mmerror(PARSE_ERROR, ET_ERROR, errortext);
713 /* merge variables given in prepare statement with those given here */
714 for (p = ptr->argsinsert; p; p = p->next)
715 append_variable(&argsinsert, p->variable, p->indicator);
717 for (p = ptr->argsresult; p; p = p->next)
718 add_variable(&argsresult, p->variable, p->indicator);
720 output_statement(mm_strdup(ptr->command), 0, ptr->connection ? mm_strdup(ptr->connection) : NULL);
726 mmerror(PARSE_ERROR, ET_ERROR, "no at option for prepare statement.\n");
728 fprintf(yyout, "{ ECPGprepare(__LINE__, %s);", $1);
732 | ECPGRelease { /* output already done */ }
735 fprintf(yyout, "{ ECPGsetcommit(__LINE__, \"%s\", %s);", $1, connection ? connection : "NULL");
742 mmerror(PARSE_ERROR, ET_ERROR, "no at option for set connection statement.\n");
744 fprintf(yyout, "{ ECPGsetconn(__LINE__, %s);", $1);
751 mmerror(PARSE_ERROR, ET_ERROR, "no at option for typedef statement.\n");
753 fprintf(yyout, "%s", $1);
755 output_line_number();
760 mmerror(PARSE_ERROR, ET_ERROR, "no at option for var statement.\n");
762 output_simple_statement($1);
767 mmerror(PARSE_ERROR, ET_ERROR, "no at option for whenever statement.\n");
769 output_simple_statement($1);
775 * We start with a lot of stuff that's very similar to the backend's parsing
778 /*****************************************************************************
780 * Create a new Postgres DBMS user
783 *****************************************************************************/
785 CreateUserStmt: CREATE USER UserId opt_with OptUserList
786 { $$ = cat_str(4, make_str("create user"), $3, make_str("with"), $5); }
789 opt_with: WITH { $$ = make_str("with"); }
790 | /*EMPTY*/ { $$ = EMPTY; }
794 /*****************************************************************************
796 * Alter a postgresql DBMS user
799 *****************************************************************************/
801 AlterUserStmt: ALTER USER UserId OptUserList
802 { $$ = cat_str(3, make_str("alter user"), $3, $4); }
803 | ALTER USER UserId WITH OptUserList
804 { $$ = cat_str(4, make_str("alter user"), $3, make_str("with"), $5); }
807 AlterUserSetStmt: ALTER USER UserId SET set_rest
808 { $$ = cat_str(4, make_str("alter user"), $3, make_str("set"), $5); }
809 | ALTER USER UserId VariableResetStmt
810 { $$ = cat_str(3, make_str("alter user"), $3, $4); }
813 /*****************************************************************************
815 * Drop a postgresql DBMS user
818 *****************************************************************************/
819 DropUserStmt: DROP USER user_list
820 { $$ = cat2_str(make_str("drop user"), $3);}
823 * Options for CREATE USER and ALTER USER
826 OptUserList: OptUserList OptUserElem { $$ = cat2_str($1, $2); }
827 | /* EMPTY */ { $$ = EMPTY; }
830 OptUserElem: PASSWORD Sconst
831 { $$ = cat2_str(make_str("password"), $2); }
833 { $$ = cat2_str(make_str("sysid"), $2); }
835 { $$ = make_str("createdb"); }
837 { $$ = make_str("nocreatedb"); }
839 { $$ = make_str("createuser"); }
841 { $$ = make_str("nocreateuser"); }
842 | IN_P GROUP_P user_list
843 { $$ = cat2_str(make_str("in group"), $3); }
845 { $$ = cat2_str(make_str("valid until"), $3); }
848 user_list: user_list ',' UserId
849 { $$ = cat_str(3, $1, make_str(","), $3); }
854 /*****************************************************************************
856 * Create a postgresql group
859 ****************************************************************************/
860 CreateGroupStmt: CREATE GROUP_P UserId OptGroupList
861 { $$ = cat_str(3, make_str("create group"), $3, $4); }
862 | CREATE GROUP_P UserId WITH OptGroupList
863 { $$ = cat_str(4, make_str("create group"), $3, make_str("with"), $5); }
867 * Options for CREATE GROUP
869 OptGroupList: OptGroupList OptGroupElem { $$ = cat2_str($1, $2); }
870 | /* EMPTY */ { $$ = EMPTY; }
873 OptGroupElem: USER user_list
874 { $$ = cat2_str(make_str("user"), $2); }
876 { $$ = cat2_str(make_str("sysid"), $2); }
880 /*****************************************************************************
882 * Alter a postgresql group
885 *****************************************************************************/
886 AlterGroupStmt: ALTER GROUP_P UserId ADD USER user_list
887 { $$ = cat_str(4, make_str("alter group"), $3, make_str("add user"), $6); }
888 | ALTER GROUP_P UserId DROP USER user_list
889 { $$ = cat_str(4, make_str("alter group"), $3, make_str("drop user"), $6); }
892 /*****************************************************************************
894 * Drop a postgresql group
897 *****************************************************************************/
898 DropGroupStmt: DROP GROUP_P UserId
899 { $$ = cat2_str(make_str("drop group"), $3); }
902 /*****************************************************************************
904 * Manipulate a schema
907 *****************************************************************************/
909 CreateSchemaStmt: CREATE SCHEMA UserId OptSchemaName AUTHORIZATION UserId OptSchemaEltList
910 { $$ = cat_str(6, make_str("create scheme"), $3, $4, make_str("authorization"), $6, $7); }
911 | CREATE SCHEMA ColId OptSchemaEltList
912 { $$ = cat_str(3, make_str("create scheme"), $3, $4); }
915 OptSchemaName: ColId { $$ = $1; }
916 | /* EMPTY */ { $$ = EMPTY; }
919 OptSchemaEltList: OptSchemaEltList schema_stmt { $$ = cat2_str($1, $2); }
920 | /* EMPTY */ { $$ = EMPTY; }
924 * schema_stmt are the ones that can show up inside a CREATE SCHEMA
925 * statement (in addition to by themselves).
927 schema_stmt: CreateStmt { $$ = $1; }
928 | GrantStmt { $$ = $1; }
929 | ViewStmt { $$ = $1; }
934 /*****************************************************************************
936 * Set PG internal variable
937 * SET name TO 'var_value'
938 * Include SQL92 syntax (thomas 1997-10-22):
939 * SET TIME ZONE 'var_value'
941 *****************************************************************************/
942 VariableSetStmt: SET set_rest
943 { $$ = cat2_str(make_str("set"), $2 ); }
945 { $$ = cat2_str(make_str("set local"), $3 ); }
946 | SET SESSION set_rest
947 { $$ = cat2_str(make_str("set session"), $3 ); }
950 set_rest: ColId TO var_list_or_default
951 { $$ = cat_str(3, $1, make_str("to"), $3); }
952 | ColId "=" var_list_or_default
953 { $$ = cat_str(3, $1, make_str("="), $3); }
954 | TIME ZONE zone_value
955 { $$ = cat2_str(make_str("time zone"), $3); }
956 | TRANSACTION transaction_mode_list
957 { $$ = cat2_str(make_str("transaction"), $2); }
958 | SESSION CHARACTERISTICS AS TRANSACTION transaction_mode_list
959 { $$ = cat2_str(make_str("session characteristics as transaction"), $5); }
961 { $$ = cat2_str(make_str("names"), $2); }
962 | SESSION AUTHORIZATION ColId_or_Sconst
963 { $$ = cat2_str(make_str("session authorization"), $3); }
964 | SESSION AUTHORIZATION DEFAULT
965 { $$ = make_str("session authorization default"); }
968 var_list_or_default: var_list
971 { $$ = make_str("default"); }
976 | var_list ',' var_value
977 { $$ = cat_str(3, $1, make_str(","), $3); }
980 iso_level: READ COMMITTED { $$ = make_str("read committed"); }
981 | SERIALIZABLE { $$ = make_str("serializable"); }
984 var_value: opt_boolean { $$ = $1; }
985 | AllConst { $$ = $1; }
989 opt_boolean: TRUE_P { $$ = make_str("true"); }
990 | FALSE_P { $$ = make_str("false"); }
991 | ON { $$ = make_str("on"); }
992 | OFF { $$ = make_str("off"); }
994 /* Timezone values can be:
995 * - a string such as 'pst8pdt'
996 * - a column identifier such as "pst8pdt"
997 * - an integer or floating point number
998 * - a time interval per SQL99
999 * ConstInterval and ColId give shift/reduce errors,
1000 * so use IDENT and reject anything which is a reserved word.
1002 zone_value: AllConst { $$ = $1; }
1003 | ident { $$ = $1; }
1004 | ConstInterval StringConst opt_interval
1005 { $$ = cat_str(3, $1, $2, $3); }
1006 | ConstInterval '(' PosIntConst ')' StringConst opt_interval
1007 { $$ = cat_str(6, $1, make_str("("), $3, make_str(")"), $5, $6); }
1009 { $$ = make_str("default"); }
1011 { $$ = make_str("local"); }
1014 opt_encoding: StringConst { $$ = $1; }
1015 | DEFAULT { $$ = make_str("default"); }
1016 | /*EMPTY*/ { $$ = EMPTY; }
1019 ColId_or_Sconst: ColId { $$ = $1; }
1020 | StringConst { $$ = $1; }
1023 VariableShowStmt: SHOW ColId
1024 { $$ = cat2_str(make_str("show"), $2); }
1026 { $$ = make_str("show time zone"); }
1027 | SHOW TRANSACTION ISOLATION LEVEL
1028 { $$ = make_str("show transaction isolation level"); }
1029 | SHOW SESSION AUTHORIZATION
1030 { $$ = make_str("show session authorization"); }
1032 { $$ = make_str("show all"); }
1035 VariableResetStmt: RESET ColId
1036 { $$ = cat2_str(make_str("reset"), $2); }
1038 { $$ = make_str("reset time zone"); }
1039 | RESET TRANSACTION ISOLATION LEVEL
1040 { $$ = make_str("reset transaction isolation level"); }
1041 | RESET SESSION AUTHORIZATION
1042 { $$ = make_str("reset session authorization"); }
1044 { $$ = make_str("reset all"); }
1047 ConstraintsSetStmt: SET CONSTRAINTS constraints_set_list constraints_set_mode
1048 { $$ = cat_str(3, make_str("set constraints"), $3, $4); }
1051 constraints_set_list: ALL
1052 { $$ = make_str("all"); }
1057 constraints_set_mode: DEFERRED { $$ = make_str("deferred"); }
1058 | IMMEDIATE { $$ = make_str("immediate"); }
1062 * Checkpoint statement
1064 CheckPointStmt: CHECKPOINT { $$= make_str("checkpoint"); }
1068 /*****************************************************************************
1070 * ALTER TABLE variations
1072 *****************************************************************************/
1075 /* ALTER TABLE <relation> ADD [COLUMN] <coldef> */
1076 ALTER TABLE relation_expr ADD opt_column columnDef
1077 { $$ = cat_str(5, make_str("alter table"), $3, make_str("add"), $5, $6); }
1078 /* ALTER TABLE <relation> ALTER [COLUMN] <colname> {SET DEFAULT <expr>|DROP DEFAULT} */
1079 | ALTER TABLE relation_expr ALTER opt_column ColId alter_column_default
1080 { $$ = cat_str(6, make_str("alter table"), $3, make_str("alter"), $5, $6, $7); }
1081 /* ALTER TABLE <relation> ALTER [COLUMN] <colname> DROP NOT NULL */
1082 | ALTER TABLE relation_expr ALTER opt_column ColId DROP NOT NULL_P
1083 { $$ = cat_str(6, make_str("alter table"), $3, make_str("alter"), $5, $6, make_str("drop not null")); }
1084 /* ALTER TABLE <relation> ALTER [COLUMN] <colname> SET NOT NULL */
1085 | ALTER TABLE relation_expr ALTER opt_column ColId SET NOT NULL_P
1086 { $$ = cat_str(6, make_str("alter table"), $3, make_str("alter"), $5, $6, make_str("set not null")); }
1087 /* ALTER TABLE <relation> ALTER [COLUMN] <colname> SET STATISTICS <IntegerOnly> */
1088 | ALTER TABLE relation_expr ALTER opt_column ColId SET STATISTICS PosIntConst
1089 { $$ = cat_str(7, make_str("alter table"), $3, make_str("alter"), $5, $6, make_str("set statistics"), $9); }
1090 /* ALTER TABLE <relation> ALTER [COLUMN] <colname> SET STORAGE <storagemode> */
1091 | ALTER TABLE relation_expr ALTER opt_column ColId SET STORAGE ColId
1092 { $$ = cat_str(7, make_str("alter table"), $3, make_str("alter"), $5, $6, make_str("set storage"), $9); }
1093 /* ALTER TABLE <relation> DROP [COLUMN] <colname> {RESTRICT|CASCADE} */
1094 | ALTER TABLE relation_expr DROP opt_column ColId opt_drop_behavior
1095 { $$ = cat_str(6, make_str("alter table"), $3, make_str("drop"), $5, $6, $7); }
1096 /* ALTER TABLE <relation> ADD CONSTRAINT ... */
1097 | ALTER TABLE relation_expr ADD TableConstraint
1098 { $$ = cat_str(4, make_str("alter table"), $3, make_str("add"), $5); }
1099 /* ALTER TABLE <relation> DROP CONSTRAINT ... */
1100 | ALTER TABLE relation_expr DROP CONSTRAINT name opt_drop_behavior
1101 { $$ = cat_str(5, make_str("alter table"), $3, make_str("drop constraint"), $6, $7); }
1102 /* ALTER TABLE <relation> SET WITHOUT OIDS */
1103 | ALTER TABLE relation_expr SET WITHOUT OIDS
1104 { $$ = cat_str(3, make_str("alter table"), $3, make_str("set without oids")); }
1105 /* ALTER TABLE <name> CREATE TOAST TABLE */
1106 | ALTER TABLE qualified_name CREATE TOAST TABLE
1107 { $$ = cat_str(3, make_str("alter table"), $3, make_str("create toast table")); }
1108 /* ALTER TABLE <name> OWNER TO UserId */
1109 | ALTER TABLE qualified_name OWNER TO UserId
1110 { $$ = cat_str(4, make_str("alter table"), $3, make_str("owner to"), $6); }
1111 /* ALTER TABLE <name> CLUSTER ON <indexname> */
1112 | ALTER TABLE qualified_name CLUSTER ON name
1113 { $$ = cat_str(4, make_str("alter table"), $3, make_str("cluster on"), $6); }
1116 alter_column_default:
1117 SET DEFAULT a_expr { $$ = cat2_str(make_str("set default"), $3); }
1118 | DROP DEFAULT { $$ = make_str("drop default"); }
1121 opt_drop_behavior: CASCADE { $$ = make_str("cascade"); }
1122 | RESTRICT { $$ = make_str("restrict"); }
1123 | /* EMPTY */ { $$ = EMPTY; }
1126 /*****************************************************************************
1129 * close <portalname>
1131 *****************************************************************************/
1133 ClosePortalStmt: CLOSE name
1135 $$ = cat2_str(make_str("close"), $2);
1139 /*****************************************************************************
1142 * COPY [BINARY] <relname> FROM/TO
1143 * [USING DELIMITERS <delimiter>]
1145 *****************************************************************************/
1147 CopyStmt: COPY opt_binary qualified_name opt_oids copy_from
1148 copy_file_name copy_delimiter opt_with copy_opt_list
1149 { $$ = cat_str(9, make_str("copy"), $2, $3, $4, $5, $6, $7, $8, $9); }
1152 copy_from: TO { $$ = make_str("to"); }
1153 | FROM { $$ = make_str("from"); }
1157 * copy_file_name NULL indicates stdio is used. Whether stdin or stdout is
1158 * used depends on the direction. (It really doesn't make sense to copy from
1159 * stdout. We silently correct the "typo". - AY 9/94
1161 copy_file_name: StringConst { $$ = $1; }
1162 | STDIN { $$ = make_str("stdin"); }
1163 | STDOUT { $$ = make_str("stdout"); }
1166 copy_opt_list: copy_opt_list copy_opt_item { $$ = cat2_str($1, $2); }
1167 | /* EMPTY */ { $$ = EMPTY; }
1170 copy_opt_item: BINARY { $$ = make_str("binary"); }
1171 | OIDS { $$ = make_str("oids"); }
1172 | DELIMITER opt_as StringConst
1173 { $$ = cat_str(3, make_str("delimiter"), $2, $3); }
1174 | NULL_P opt_as StringConst
1175 { $$ = cat_str(3, make_str("null"), $2, $3); }
1178 opt_binary: BINARY { $$ = make_str("binary"); }
1179 | /* EMPTY */ { $$ = EMPTY; }
1182 opt_oids: WITH OIDS { $$ = make_str("with oids"); }
1183 | /* EMPTY */ { $$ = EMPTY; }
1188 * the default copy delimiter is tab but the user can configure it
1190 copy_delimiter: opt_using DELIMITERS StringConst
1191 { $$ = cat_str(3, $1, make_str("delimiters"), $3); }
1196 opt_using: USING { $$ = make_str("using"); }
1197 | /* EMPTY */ { $$ = EMPTY; }
1200 /*****************************************************************************
1203 * CREATE TABLE relname
1205 *****************************************************************************/
1207 CreateStmt: CREATE OptTemp TABLE qualified_name '(' OptTableElementList ')'
1208 OptInherit OptWithOids OnCommitOption
1209 { $$ = cat_str(10, make_str("create"), $2, make_str("table"), $4, make_str("("), $6, make_str(")"), $8, $9, $10); }
1210 | CREATE OptTemp TABLE qualified_name OF qualified_name
1211 '(' OptTableElementList ')' OptWithOids OnCommitOption
1212 { $$ = cat_str(11, make_str("create"), $2, make_str("table"), $4, make_str("of"), $6, make_str("("), $8, make_str(")"), $10, $11); }
1216 * Redundancy here is needed to avoid shift/reduce conflicts,
1217 * since TEMP is not a reserved word. See also OptTempTableName.
1220 OptTemp: TEMPORARY { $$ = make_str("temporary"); }
1221 | TEMP { $$ = make_str("temp"); }
1222 | LOCAL TEMPORARY { $$ = make_str("local temporary"); }
1223 | LOCAL TEMP { $$ = make_str("local temp"); }
1224 | GLOBAL TEMPORARY { $$ = make_str("global temporary"); }
1225 | GLOBAL TEMP { $$ = make_str("global temp"); }
1226 | /*EMPTY*/ { $$ = EMPTY; }
1230 OptTableElementList: TableElementList
1235 TableElementList: TableElement
1237 | TableElementList ',' TableElement
1238 { $$ = cat_str(3, $1, make_str(","), $3); }
1241 TableElement: columnDef { $$ = $1; }
1242 | TableLikeClause { $$ = $1; }
1243 | TableConstraint { $$ = $1; }
1246 columnDef: ColId Typename ColQualList opt_collate
1250 snprintf(errortext, sizeof(errortext), "Currently unsupported CREATE TABLE / COLLATE %s will be passed to backend", $4);
1251 mmerror(PARSE_ERROR, ET_WARNING, errortext);
1253 $$ = cat_str(4, $1, $2, $3, $4);
1257 ColQualList: ColQualList ColConstraint { $$ = cat2_str($1,$2); }
1258 | /*EMPTY*/ { $$ = EMPTY; }
1261 ColConstraint: CONSTRAINT name ColConstraintElem
1262 { $$ = cat_str(3, make_str("constraint"), $2, $3); }
1263 | ColConstraintElem { $$ = $1; }
1264 | ConstraintAttr { $$ = $1; }
1267 /* DEFAULT NULL is already the default for Postgres.
1268 * But define it here and carry it forward into the system
1269 * to make it explicit.
1270 * - thomas 1998-09-13
1272 * WITH NULL and NULL are not SQL92-standard syntax elements,
1273 * so leave them out. Use DEFAULT NULL to explicitly indicate
1274 * that a column may have that value. WITH NULL leads to
1275 * shift/reduce conflicts with WITH TIME ZONE anyway.
1276 * - thomas 1999-01-08
1278 ColConstraintElem: NOT NULL_P
1279 { $$ = make_str("not null"); }
1281 { $$ = make_str("null"); }
1283 { $$ = make_str("unique"); }
1285 { $$ = make_str("primary key"); }
1286 | CHECK '(' a_expr ')'
1287 { $$ = cat_str(3, make_str("check ("), $3, make_str(")")); }
1289 { $$ = cat2_str(make_str("default"), $2); }
1290 | REFERENCES qualified_name opt_column_list key_match key_actions
1291 { $$ = cat_str(5, make_str("references"), $2, $3, $4, $5); }
1295 * ConstraintAttr represents constraint attributes, which we parse as if
1296 * they were independent constraint clauses, in order to avoid shift/reduce
1297 * conflicts (since NOT might start either an independent NOT NULL clause
1298 * or an attribute). analyze.c is responsible for attaching the attribute
1299 * information to the preceding "real" constraint node, and for complaining
1300 * if attribute clauses appear in the wrong place or wrong combinations.
1302 * See also ConstraintAttributeSpec, which can be used in places where
1303 * there is no parsing conflict.
1305 ConstraintAttr: DEFERRABLE { $$ = make_str("deferrable"); }
1306 | NOT DEFERRABLE { $$ = make_str("not deferrable"); }
1307 | INITIALLY DEFERRED { $$ = make_str("initially deferred"); }
1308 | INITIALLY IMMEDIATE { $$ = make_str("initially immediate"); }
1311 TableLikeClause: LIKE any_name
1313 mmerror(PARSE_ERROR, ET_ERROR, "LIKE in table definitions not yet supported");
1314 $$ = cat2_str(make_str("like"), $2);
1318 /* ConstraintElem specifies constraint syntax which is not embedded into
1319 * a column definition. ColConstraintElem specifies the embedded form.
1320 * - thomas 1997-12-03
1322 TableConstraint: CONSTRAINT name ConstraintElem
1323 { $$ = cat_str(3, make_str("constraint"), $2, $3); }
1328 ConstraintElem: CHECK '(' a_expr ')'
1329 { $$ = cat_str(3, make_str("check("), $3, make_str(")")); }
1330 | UNIQUE '(' columnList ')'
1331 { $$ = cat_str(3, make_str("unique("), $3, make_str(")")); }
1332 | PRIMARY KEY '(' columnList ')'
1333 { $$ = cat_str(3, make_str("primary key("), $4, make_str(")")); }
1334 | FOREIGN KEY '(' columnList ')' REFERENCES qualified_name opt_column_list
1335 key_match key_actions ConstraintAttributeSpec
1336 { $$ = cat_str(8, make_str("foreign key("), $4, make_str(") references"), $7, $8, $9, $10, $11); }
1339 opt_column_list: '(' columnList ')' { $$ = cat_str(3, make_str("("), $2, make_str(")")); }
1340 | /*EMPTY*/ { $$ = EMPTY; }
1343 columnList: columnList ',' columnElem
1344 { $$ = cat_str(3, $1, make_str(","), $3); }
1349 columnElem: ColId { $$ = $1; }
1352 key_match: MATCH FULL
1353 { $$ = make_str("match full"); }
1356 mmerror(PARSE_ERROR, ET_WARNING, "Currently unsupported FOREIGN KEY/MATCH PARTIAL will be passed to backend");
1357 $$ = make_str("match partial");
1363 key_actions: key_delete { $$ = $1; }
1364 | key_update { $$ = $1; }
1365 | key_delete key_update { $$ = cat2_str($1, $2); }
1366 | key_update key_delete { $$ = cat2_str($1, $2); }
1367 | /*EMPTY*/ { $$ = EMPTY; }
1370 key_delete: ON DELETE_P key_action
1371 { $$ = cat2_str(make_str("on delete"), $3); }
1374 key_update: ON UPDATE key_action
1375 { $$ = cat2_str(make_str("on update"), $3); }
1378 key_action: NO ACTION { $$ = make_str("no action"); }
1379 | RESTRICT { $$ = make_str("restrict"); }
1380 | CASCADE { $$ = make_str("cascade"); }
1381 | SET DEFAULT { $$ = make_str("set default"); }
1382 | SET NULL_P { $$ = make_str("set null"); }
1385 OptInherit: INHERITS '(' qualified_name_list ')'
1386 { $$ = cat_str(3, make_str("inherits ("), $3, make_str(")")); }
1391 OptWithOids: WITH OIDS { $$ = make_str("with oids"); }
1392 | WITHOUT OIDS { $$ = make_str("without oids"); }
1393 | /*EMPTY*/ { $$ = EMPTY; }
1396 OnCommitOption: ON COMMIT DROP { $$ = make_str("on commit drop"); }
1397 | ON COMMIT DELETE_P ROWS { $$ = make_str("on commit delete rows"); }
1398 | ON COMMIT PRESERVE ROWS { $$ = make_str("on commit preserve rows"); }
1399 | /*EMPTY*/ { $$ = EMPTY; }
1404 * Note: CREATE TABLE ... AS SELECT ... is just another spelling for
1408 CreateAsStmt: CREATE OptTemp TABLE qualified_name OptCreateAs AS
1413 mmerror(PARSE_ERROR, ET_ERROR, "CREATE TABLE / AS SELECT may not specify INTO");
1415 $$ = cat_str(7, make_str("create"), $2, make_str("table"), $4, $5, make_str("as"), $8);
1419 OptCreateAs: '(' CreateAsList ')'
1420 { $$ = cat_str(3, make_str("("), $2, make_str(")")); }
1425 CreateAsList: CreateAsList ',' CreateAsElement
1426 { $$ = cat_str(3, $1, make_str(","), $3); }
1431 CreateAsElement: ColId { $$ = $1; }
1434 /*****************************************************************************
1437 * CREATE SEQUENCE seqname
1438 * ALTER SEQUENCE seqname
1440 *****************************************************************************/
1442 CreateSeqStmt: CREATE OptTemp SEQUENCE qualified_name OptSeqList
1443 { $$ = cat_str(4, make_str("create sequence"), $2, $4, $5); }
1446 AlterSeqStmt: ALTER SEQUENCE qualified_name OptSeqList
1447 { $$ = cat_str(3,make_str("alter sequence"), $3, $4); }
1450 OptSeqList: OptSeqList OptSeqElem { $$ = cat2_str($1, $2); }
1451 | /*EMPTY*/ { $$ = EMPTY; }
1454 OptSeqElem: CACHE NumConst
1455 { $$ = cat2_str(make_str("cache"), $2); }
1457 { $$ = make_str("cycle"); }
1459 { $$ = make_str("no cycle"); }
1460 | INCREMENT opt_by NumConst
1461 { $$ = cat_str(3, make_str("increment"), $2, $3); }
1463 { $$ = cat2_str(make_str("maxvalue"), $2); }
1465 { $$ = cat2_str(make_str("minvalue"), $2); }
1467 { $$ = make_str("no maxvalue"); }
1469 { $$ = make_str("no minvalue"); }
1470 | START opt_with NumConst
1471 { $$ = cat_str(3, make_str("start"), $2, $3); }
1472 | RESTART opt_with NumConst
1473 { $$ = cat_str(3, make_str("restart"), $2, $3); }
1476 opt_by: BY { $$ = make_str("by"); }
1477 | /*EMPTY*/ { $$ = EMPTY; }
1480 /*****************************************************************************
1483 * CREATE PROCEDURAL LANGUAGE ...
1484 * DROP PROCEDURAL LANGUAGE ...
1486 *****************************************************************************/
1488 CreatePLangStmt: CREATE opt_Trusted opt_procedural LANGUAGE ColId_or_Sconst
1489 HANDLER handler_name opt_lancompiler
1490 { $$ = cat_str(8, make_str("create"), $2, $3, make_str("language"), $5, make_str("handler"), $7, $8); }
1493 opt_Trusted: TRUSTED { $$ = make_str("trusted"); }
1494 | /*EMPTY*/ { $$ = EMPTY; }
1497 /* This ought to be just func_name, but that causes reduce/reduce conflicts
1498 * (CREATE LANGUAGE is the only place where func_name isn't followed by '(').
1499 * Work around by using name and dotted_name separately.
1504 { $$ = $1; /* XXX changing soon */ }
1507 opt_lancompiler: LANCOMPILER StringConst
1508 { $$ = cat2_str(make_str("lancompiler"), $2); }
1513 DropPLangStmt: DROP opt_procedural LANGUAGE StringConst opt_drop_behavior
1514 { $$ = cat_str(5, make_str("drop"), $2, make_str("language"), $4, $5); }
1517 opt_procedural: PROCEDURAL { $$ = make_str("prcedural"); }
1518 | /*EMPTY*/ { $$ = EMPTY; }
1521 /*****************************************************************************
1524 * CREATE TRIGGER ...
1527 *****************************************************************************/
1529 CreateTrigStmt: CREATE TRIGGER name TriggerActionTime TriggerEvents ON
1530 qualified_name TriggerForSpec
1532 name '(' TriggerFuncArgs ')'
1533 { $$ = cat_str(12, make_str("create trigger"), $3, $4, $5, make_str("on"), $7, $8, make_str("execute procedure"), $11, make_str("("), $13, make_str(")")); }
1534 | CREATE CONSTRAINT TRIGGER name AFTER TriggerEvents ON
1535 qualified_name OptConstrFromTable
1536 ConstraintAttributeSpec
1537 FOR EACH ROW EXECUTE PROCEDURE
1538 func_name '(' TriggerFuncArgs ')'
1539 { $$ = cat_str(13, make_str("create constraint trigger"), $4, make_str("after"), $6, make_str("on"), $8, $9, $10, make_str("for each row execute procedure"), $16, make_str("("), $18, make_str(")")); }
1542 TriggerActionTime: BEFORE { $$ = make_str("before"); }
1543 | AFTER { $$ = make_str("after"); }
1546 TriggerEvents: TriggerOneEvent
1548 | TriggerOneEvent OR TriggerOneEvent
1549 { $$ = cat_str(3, $1, make_str("or"), $3); }
1550 | TriggerOneEvent OR TriggerOneEvent OR TriggerOneEvent
1551 { $$ = cat_str(5, $1, make_str("or"), $3, make_str("or"), $5); }
1554 TriggerOneEvent: INSERT { $$ = make_str("insert"); }
1555 | DELETE_P { $$ = make_str("delete"); }
1556 | UPDATE { $$ = make_str("update"); }
1559 TriggerForSpec: FOR TriggerForOpt TriggerForType
1560 { $$ = cat_str(3, make_str("for"), $2, $3); }
1565 TriggerForOpt: EACH { $$ = make_str("each"); }
1566 | /*EMPTY*/ { $$ = EMPTY; }
1569 TriggerForType: ROW { $$ = make_str("row"); }
1570 | STATEMENT { $$ = make_str("statement"); }
1573 TriggerFuncArgs: TriggerFuncArg
1575 | TriggerFuncArgs ',' TriggerFuncArg
1576 { $$ = cat_str(3, $1, make_str(","), $3); }
1581 TriggerFuncArg: PosAllConst { $$ = $1; }
1582 | ColId { $$ = $1; }
1585 OptConstrFromTable: /* Empty */ { $$ = EMPTY; }
1586 | FROM qualified_name { $$ = cat2_str(make_str("from"), $2); }
1589 ConstraintAttributeSpec: ConstraintDeferrabilitySpec { $$ = $1; }
1590 | ConstraintDeferrabilitySpec ConstraintTimeSpec
1592 if (strcmp($1, "deferrable") != 0 && strcmp($2, "initially deferrable") == 0 )
1593 mmerror(PARSE_ERROR, ET_ERROR, "INITIALLY DEFERRED constraint must be DEFERRABLE");
1595 $$ = cat2_str($1, $2);
1597 | ConstraintTimeSpec { $$ = $1; }
1598 | ConstraintTimeSpec ConstraintDeferrabilitySpec
1600 if (strcmp($2, "deferrable") != 0 && strcmp($1, "initially deferrable") == 0 )
1601 mmerror(PARSE_ERROR, ET_ERROR, "INITIALLY DEFERRED constraint must be DEFERRABLE");
1603 $$ = cat2_str($1, $2);
1607 ConstraintDeferrabilitySpec: NOT DEFERRABLE
1608 { $$ = make_str("not deferrable"); }
1610 { $$ = make_str("deferrable"); }
1613 ConstraintTimeSpec: INITIALLY IMMEDIATE
1614 { $$ = make_str("initially immediate"); }
1615 | INITIALLY DEFERRED
1616 { $$ = make_str("initially deferred"); }
1619 DropTrigStmt: DROP TRIGGER name ON qualified_name opt_drop_behavior
1620 { $$ = cat_str(5, make_str("drop trigger"), $3, make_str("on"), $5, $6); }
1623 /*****************************************************************************
1626 * CREATE ASSERTION ...
1627 * DROP ASSERTION ...
1629 *****************************************************************************/
1630 CreateAssertStmt: CREATE ASSERTION name
1631 CHECK '(' a_expr ')' ConstraintAttributeSpec
1633 mmerror(PARSE_ERROR, ET_ERROR, "CREATE ASSERTION is not yet supported");
1634 $$ = cat_str(6, make_str("create assertion"), $3, make_str("check ("), $6, make_str(")"), $8);
1638 DropAssertStmt: DROP ASSERTION name
1640 mmerror(PARSE_ERROR, ET_ERROR, "DROP ASSERTION is not yet supported");
1641 $$ = cat2_str(make_str("drop assertion"), $3);
1646 /*****************************************************************************
1649 * define (type,operator,aggregate)
1651 *****************************************************************************/
1653 DefineStmt: CREATE AGGREGATE func_name definition
1654 { $$ = cat_str(3, make_str("create aggregate"), $3, $4); }
1655 | CREATE OPERATOR all_Op definition
1656 { $$ = cat_str(3, make_str("create operator"), $3, $4); }
1657 | CREATE TYPE_P any_name definition
1658 { $$ = cat_str(3, make_str("create type"), $3, $4); }
1659 | CREATE TYPE_P any_name AS rowdefinition
1660 { $$ = cat_str(4, make_str("create type"), $3, make_str("as"), $5); }
1663 rowdefinition: '(' TableFuncElementList ')'
1664 { $$ = cat_str(3, make_str("("), $2, make_str(")"));}
1667 definition: '(' def_list ')'
1668 { $$ = cat_str(3, make_str("("), $2, make_str(")")); }
1671 def_list: def_elem { $$ = $1; }
1672 | def_list ',' def_elem { $$ = cat_str(3, $1, make_str(","), $3); }
1675 def_elem: ColLabel '=' def_arg { $$ = cat_str(3, $1, make_str("="), $3); }
1676 | ColLabel { $$ = $1; }
1679 /* Note: any simple identifier will be returned as a type name! */
1680 def_arg: func_return { $$ = $1; }
1681 | qual_all_Op { $$ = $1; }
1682 | AllConst { $$ = $1; }
1685 CreateOpClassStmt: CREATE OPERATOR CLASS any_name opt_default FOR TYPE_P Typename
1686 USING access_method AS opclass_item_list
1688 $$ = cat_str(9, make_str("create operator class"), $4, $5, make_str("for type"), $8, make_str("using"), $10, make_str("as"), $12);
1692 opclass_item_list: opclass_item { $$ = $1; }
1693 | opclass_item_list ',' opclass_item { $$ = cat_str(3, $1, make_str(","), $3); }
1696 opclass_item: OPERATOR PosIntConst any_operator opt_recheck
1697 { $$ = cat_str(4, make_str("operator"), $2, $3, $4); }
1698 | OPERATOR PosIntConst any_operator '(' oper_argtypes ')' opt_recheck
1699 { $$ = cat_str(7, make_str("operator"), $2, $3, make_str("("), $5, make_str(")"), $7); }
1700 | FUNCTION PosIntConst func_name func_args
1701 { $$ = cat_str(4, make_str("function"), $2, $3, $4); }
1703 { $$ = cat2_str(make_str("storage"), $2); }
1706 opt_default: DEFAULT { $$ = make_str("default"); }
1707 | /*EMPTY*/ { $$ = EMPTY; }
1710 opt_recheck: RECHECK { $$ = make_str("recheck"); }
1711 | /*EMPTY*/ { $$ = EMPTY; }
1714 DropOpClassStmt: DROP OPERATOR CLASS any_name USING access_method opt_drop_behavior
1715 { $$ = cat_str(5,make_str("drop operator class"), $4, make_str("using"), $6, $7); }
1718 /*****************************************************************************
1722 * DROP itemtype itemname [, itemname ...]
1724 *****************************************************************************/
1726 DropStmt: DROP drop_type any_name_list opt_drop_behavior
1727 { $$ = cat_str(4, make_str("drop"), $2, $3, $4); }
1730 drop_type: TABLE { $$ = make_str("table"); }
1731 | SEQUENCE { $$ = make_str("sequence"); }
1732 | VIEW { $$ = make_str("view"); }
1733 | INDEX { $$ = make_str("index"); }
1734 | TYPE_P { $$ = make_str("type"); }
1735 | DOMAIN_P { $$ = make_str("domain"); }
1736 | CONVERSION_P { $$ = make_str("conversion"); }
1737 | SCHEMA { $$ = make_str("schema"); }
1740 any_name_list: any_name
1742 | any_name_list ',' any_name
1743 { $$ = cat_str(3, $1, make_str(","), $3); }
1751 /*****************************************************************************
1754 * truncate table relname
1756 *****************************************************************************/
1757 TruncateStmt: TRUNCATE opt_table qualified_name
1758 { $$ = cat_str(3, make_str("truncate table"), $2, $3); }
1761 /*****************************************************************************
1766 *****************************************************************************/
1768 FetchStmt: FETCH fetch_direction from_in name ecpg_into_using
1769 { $$ = cat_str(4, make_str("fetch"), $2, $3, $4); }
1770 | FETCH name ecpg_into_using
1771 { $$ = cat2_str(make_str("fetch"), $2); }
1772 | FETCH fetch_direction from_in name
1773 { $$ = cat_str(4, make_str("fetch"), $2, $3, $4); }
1775 { $$ = cat2_str(make_str("fetch"), $2); }
1776 | MOVE fetch_direction from_in name
1777 { $$ = cat_str(4, make_str("move"), $2, $3, $4); }
1779 { $$ = cat2_str(make_str("move"), $2); }
1782 fetch_direction: /* EMPTY */ { $$ = EMPTY; }
1783 | NEXT { $$ = make_str("next"); }
1784 | PRIOR { $$ = make_str("prior"); }
1785 | FIRST_P { $$ = make_str("first"); }
1786 | LAST_P { $$ = make_str("last"); }
1787 | ABSOLUTE_P fetch_count { $$ = cat2_str(make_str("absolute"), $2); }
1788 | RELATIVE_P fetch_count { $$ = cat2_str(make_str("relative"), $2); }
1789 | fetch_count { $$ = $1; }
1790 | ALL { $$ = make_str("all"); }
1791 | FORWARD { $$ = make_str("forward"); }
1792 | FORWARD fetch_count { $$ = cat2_str(make_str("forward"), $2); }
1793 | FORWARD ALL { $$ = make_str("forward all"); }
1794 | BACKWARD { $$ = make_str("backward"); }
1795 | BACKWARD fetch_count { $$ = cat2_str(make_str("backward"), $2); }
1796 | BACKWARD ALL { $$ = make_str("backward all"); }
1799 fetch_count: IntConst { $$ = $1; }
1802 from_in: IN_P { $$ = make_str("in"); }
1803 | FROM { $$ = make_str("from"); }
1806 /*****************************************************************************
1808 * The COMMENT ON statement can take different forms based upon the type of
1809 * the object associated with the comment. The form of the statement is:
1811 * COMMENT ON [ [ DATABASE | DOMAIN | INDEX | SEQUENCE | TABLE | TYPE | VIEW ]
1812 * <objname> | AGGREGATE <aggname> (<aggtype>) | FUNCTION
1813 * <funcname> (arg1, arg2, ...) | OPERATOR <op>
1814 * (leftoperand_typ rightoperand_typ) | TRIGGER <triggername> ON
1815 * <relname> | RULE <rulename> ON <relname> ] IS 'text'
1817 *****************************************************************************/
1818 CommentStmt: COMMENT ON comment_type name IS comment_text
1819 { $$ = cat_str(5, make_str("comment on"), $3, $4, make_str("is"), $6); }
1820 | COMMENT ON AGGREGATE func_name '(' aggr_argtype ')' IS comment_text
1821 { $$ = cat_str(6, make_str("comment on aggregate"), $4, make_str("("), $6, make_str(") is"), $9); }
1822 | COMMENT ON FUNCTION func_name func_args IS comment_text
1823 { $$ = cat_str(5, make_str("comment on function"), $4, $5, make_str("is"), $7); }
1824 | COMMENT ON OPERATOR all_Op '(' oper_argtypes ')' IS comment_text
1825 { $$ = cat_str(6, make_str("comment on operator"), $4, make_str("("), $6, make_str(") is"), $9); }
1826 | COMMENT ON TRIGGER name ON any_name IS comment_text
1827 { $$ = cat_str(6, make_str("comment on trigger"), $4, make_str("on"), $6, make_str("is"), $8); }
1828 | COMMENT ON RULE name ON any_name IS comment_text
1829 { $$ = cat_str(6, make_str("comment on rule"), $4, make_str("on"), $6, make_str("is"), $8); }
1830 | COMMENT ON RULE name IS comment_text
1831 { $$ = cat_str(4, make_str("comment on rule"), $4, make_str("is"), $6); }
1834 comment_type: COLUMN { $$ = make_str("column"); }
1835 | DATABASE { $$ = make_str("database"); }
1836 | SCHEMA { $$ = make_str("schema"); }
1837 | INDEX { $$ = make_str("idnex"); }
1838 | SEQUENCE { $$ = make_str("sequence"); }
1839 | TABLE { $$ = make_str("table"); }
1840 | DOMAIN_P { $$ = make_str("domain"); }
1841 | TYPE_P { $$ = make_str("type"); }
1842 | VIEW { $$ = make_str("view"); }
1845 comment_text: StringConst { $$ = $1; }
1846 | NULL_P { $$ = make_str("null"); }
1849 /*****************************************************************************
1852 * GRANT and REVOKE statements
1854 *****************************************************************************/
1856 GrantStmt: GRANT privileges ON privilege_target TO grantee_list opt_grant_grant_option
1857 { $$ = cat_str(7, make_str("grant"), $2, make_str("on"), $4, make_str("to"), $6, $7); }
1860 RevokeStmt: REVOKE opt_revoke_grant_option privileges ON privilege_target FROM grantee_list opt_drop_behavior
1862 $$ = cat_str(9, make_str("revoke"), $2, $3, make_str("on"), $5, make_str("from"), $7, $8);
1867 privileges: ALL PRIVILEGES { $$ = make_str("all privileges"); }
1868 | ALL { $$ = make_str("all"); }
1869 | privilege_list { $$ = $1; }
1872 privilege_list: privilege
1874 | privilege_list ',' privilege
1875 { $$ = cat_str(3, $1, make_str(","), $3); }
1878 privilege: SELECT { $$ = make_str("select"); }
1879 | INSERT { $$ = make_str("insert"); }
1880 | UPDATE { $$ = make_str("update"); }
1881 | DELETE_P { $$ = make_str("delete"); }
1882 | RULE { $$ = make_str("rule"); }
1883 | REFERENCES { $$ = make_str("references"); }
1884 | TRIGGER { $$ = make_str("trigger"); }
1885 | EXECUTE { $$ = make_str("execute"); }
1886 | USAGE { $$ = make_str("usage"); }
1887 | CREATE { $$ = make_str("create"); }
1888 | TEMPORARY { $$ = make_str("temporary"); }
1889 | TEMP { $$ = make_str("temp"); }
1892 privilege_target: qualified_name_list
1894 | TABLE qualified_name_list
1895 { $$ = cat2_str(make_str("table"), $2); }
1896 | FUNCTION function_with_argtypes_list
1897 { $$ = cat2_str(make_str("function"), $2); }
1898 | DATABASE name_list
1899 { $$ = cat2_str(make_str("database"), $2); }
1900 | LANGUAGE name_list
1901 { $$ = cat2_str(make_str("language") , $2); }
1903 { $$ = cat2_str(make_str("schema") , $2); }
1906 grantee_list: grantee
1908 | grantee_list ',' grantee
1909 { $$ = cat_str(3, $1, make_str(","), $3); }
1912 grantee: ColId { $$ = $1; }
1913 | GROUP_P ColId { $$ = cat2_str(make_str("group"), $2); }
1916 opt_grant_grant_option: WITH GRANT OPTION
1918 mmerror(PARSE_ERROR, ET_WARNING, "Currently unsupported GRANT/WITH GRANT OPTION will be passed to backend");
1919 $$ = make_str("with grant option");
1921 | /*EMPTY*/ { $$ = EMPTY; }
1924 opt_revoke_grant_option: GRANT OPTION FOR
1926 mmerror(PARSE_ERROR, ET_WARNING, "Currently unsupported REVOKE/GRANT OPTION FOR will be passed to backend");
1927 $$ = make_str("with grant option");
1929 | /*EMPTY*/ { $$ = EMPTY; }
1932 function_with_argtypes_list: function_with_argtypes
1934 | function_with_argtypes_list ',' function_with_argtypes
1935 { $$ = cat_str(3, $1, make_str(","), $3); }
1938 function_with_argtypes: func_name func_args { $$ = cat2_str($1, $2); };
1940 /*****************************************************************************
1943 * create index <indexname> on <relname>
1944 * [ using <access> ] "(" ( <col> | using <opclass> ] )+ ")"
1945 * [ where <predicate> ]
1947 *****************************************************************************/
1949 IndexStmt: CREATE index_opt_unique INDEX index_name ON qualified_name
1950 access_method_clause '(' index_params ')' where_clause
1951 { $$ = cat_str(11, make_str("create"), $2, make_str("index"), $4, make_str("on"), $6, $7, make_str("("), $9, make_str(")"), $11); }
1954 index_opt_unique: UNIQUE { $$ = make_str("unique"); }
1955 | /*EMPTY*/ { $$ = EMPTY; }
1958 access_method_clause: USING access_method
1959 { $$ = cat2_str(make_str("using"), $2); }
1964 index_params: index_elem { $$ = $1; }
1965 | index_params ',' index_elem { $$ = $1; }
1968 index_elem: attr_name opt_class
1969 { $$ = cat2_str($1, $2); }
1970 | func_name '(' expr_list ')' opt_class
1971 { $$ = cat_str(5, $1, make_str("("), $3, ")", $5); }
1972 | '(' a_expr ')' opt_class
1973 { $$ = cat_str(4, make_str("("), $2, make_str(")"), $4); }
1976 opt_class: any_name { $$ = $1; }
1977 | USING any_name { $$ = cat2_str(make_str("using"), $2); }
1978 | /*EMPTY*/ { $$ = EMPTY; }
1981 CreateFunctionStmt: CREATE opt_or_replace FUNCTION func_name func_args
1982 RETURNS func_return createfunc_opt_list opt_definition
1983 { $$ = cat_str(8, make_str("create"), $2, make_str("function"), $4, $5, make_str("returns"), $7, $8); }
1986 opt_or_replace: OR REPLACE { $$ = make_str("or replace"); }
1987 | /*EMPTY*/ { $$ = EMPTY; }
1990 func_args: '(' func_args_list ')'
1991 { $$ = cat_str(3, make_str("("), $2, make_str(")")); }
1993 { $$ = make_str("()"); }
1996 func_args_list: func_arg
1998 | func_args_list ',' func_arg
1999 { $$ = cat_str(3, $1, make_str(","), $3); }
2002 func_arg: opt_arg func_type
2004 /* We can catch over-specified arguments here if we want to,
2005 * but for now better to silently swallow typmod, etc.
2006 * - thomas 2000-03-22
2008 $$ = cat2_str($1, $2);
2010 | func_type { $$ = $1; }
2013 opt_arg: IN_P { $$ = make_str("in"); }
2016 mmerror(PARSE_ERROR, ET_WARNING, "Currently unsupported CREATE FUNCTION/OUT will be passed to backend");
2018 $$ = make_str("out");
2022 mmerror(PARSE_ERROR, ET_WARNING, "Currently unsupported CREATE FUNCTION/INOUT will be passed to backend");
2024 $$ = make_str("inout");
2028 func_as: StringConst
2030 | StringConst ',' StringConst
2031 { $$ = cat_str(3, $1, make_str(","), $3); }
2034 func_return: func_type
2036 /* We can catch over-specified arguments here if we want to,
2037 * but for now better to silently swallow typmod, etc.
2038 * - thomas 2000-03-22
2046 | type_name attrs '%' TYPE_P
2047 { $$ = cat_str(3, $1, $2, make_str("% type")); }
2051 createfunc_opt_list: createfunc_opt_item
2053 | createfunc_opt_list createfunc_opt_item
2054 { $$ = cat2_str($1, $2); }
2057 createfunc_opt_item: AS func_as
2058 { $$ = cat2_str(make_str("as"), $2); }
2059 | LANGUAGE ColId_or_Sconst
2060 { $$ = cat2_str(make_str("language"), $2); }
2062 { $$ = make_str("immutable"); }
2064 { $$ = make_str("stable"); }
2066 { $$ = make_str("volatile"); }
2067 | CALLED ON NULL_P INPUT_P
2068 { $$ = make_str("called on null input"); }
2069 | RETURNS NULL_P ON NULL_P INPUT_P
2070 { $$ = make_str("returns null on null input"); }
2072 { $$ = make_str("strict"); }
2073 | EXTERNAL SECURITY DEFINER
2074 { $$ = make_str("external security definer"); }
2075 | EXTERNAL SECURITY INVOKER
2076 { $$ = make_str("external security invoker"); }
2078 { $$ = make_str("security definer"); }
2080 { $$ = make_str("security invoker"); }
2083 opt_definition: WITH definition { $$ = cat2_str(make_str("with"), $2); }
2084 | /*EMPTY*/ { $$ = EMPTY; }
2087 /*****************************************************************************
2091 * DROP FUNCTION funcname (arg1, arg2, ...)
2092 * DROP AGGREGATE aggname (aggtype)
2093 * DROP OPERATOR opname (leftoperand_typ rightoperand_typ)
2095 *****************************************************************************/
2097 RemoveFuncStmt: DROP FUNCTION func_name func_args opt_drop_behavior
2098 { $$ = cat_str(4, make_str("drop function"), $3, $4, $5); }
2101 RemoveAggrStmt: DROP AGGREGATE func_name '(' aggr_argtype ')' opt_drop_behavior
2102 { $$ = cat_str(6, make_str("drop aggregate"), $3, make_str("("), $5, make_str(")"), $7); }
2105 aggr_argtype: Typename { $$ = $1; }
2106 | '*' { $$ = make_str("*"); }
2110 RemoveOperStmt: DROP OPERATOR all_Op '(' oper_argtypes ')' opt_drop_behavior
2111 { $$ = cat_str(6, make_str("drop operator"), $3, make_str("("), $5, make_str(")"), $7); }
2114 oper_argtypes: Typename
2115 { mmerror(PARSE_ERROR, ET_ERROR, "parser: argument type missing (use NONE for unary operators)"); }
2116 | Typename ',' Typename
2117 { $$ = cat_str(3, $1, make_str(","), $3); }
2118 | NONE ',' Typename /* left unary */
2119 { $$ = cat2_str(make_str("none,"), $3); }
2120 | Typename ',' NONE /* right unary */
2121 { $$ = cat2_str($1, make_str(", none")); }
2127 | ColId '.' any_operator
2128 { $$ = cat_str(3, $1, make_str("."), $3); }
2131 CreateCastStmt: CREATE CAST '(' Typename AS Typename ')'
2132 WITH FUNCTION function_with_argtypes cast_context
2133 { $$ = cat_str(6, make_str("create cast ("), $4, make_str("as"), $6, make_str(") with function"), $10); }
2134 | CREATE CAST '(' Typename AS Typename ')'
2135 WITHOUT FUNCTION cast_context
2136 { $$ = cat_str(6, make_str("create cast ("), $4, make_str("as"), $6, make_str(") without function"), $10); }
2139 cast_context: AS ASSIGNMENT { $$ = make_str("as assignment"); }
2140 | /*EMPTY*/ { $$ = EMPTY; }
2144 DropCastStmt: DROP CAST '(' Typename AS Typename ')' opt_drop_behavior
2145 { $$ = cat_str(6, make_str("drop cast ("), $4, make_str("as"), $6, make_str(")"), $8); }
2148 /*****************************************************************************
2152 * REINDEX type <typename> [FORCE] [ALL]
2154 *****************************************************************************/
2155 ReindexStmt: REINDEX reindex_type qualified_name opt_force
2156 { $$ = cat_str(4, make_str("reindex"), $2, $3, $4); }
2157 | REINDEX DATABASE name opt_force
2158 { $$ = cat_str(3, make_str("reindex database"), $3, $4); }
2161 reindex_type: INDEX { $$ = make_str("index"); }
2162 | TABLE { $$ = make_str("table"); }
2165 opt_force: FORCE { $$ = make_str("force"); }
2166 | /* EMPTY */ { $$ = EMPTY; }
2169 /*****************************************************************************
2172 * rename <attrname1> in <relname> [*] to <attrname2>
2173 * rename <relname1> to <relname2>
2175 *****************************************************************************/
2177 RenameStmt: ALTER TABLE relation_expr RENAME opt_column opt_name TO name
2178 { $$ = cat_str(7, make_str("alter table"), $3, make_str("rename"), $5, $6, make_str("to"), $8); }
2179 | ALTER TRIGGER name ON relation_expr RENAME TO name
2180 { $$ = cat_str(6, make_str("alter trigger"), $3, make_str("on"), $5, make_str("rename to"), $8); }
2183 opt_name: name { $$ = $1; }
2184 | /*EMPTY*/ { $$ = EMPTY; }
2187 opt_column: COLUMN { $$ = make_str("column"); }
2188 | /*EMPTY*/ { $$ = EMPTY; }
2192 /*****************************************************************************
2194 * QUERY: Define Rewrite Rule
2196 *****************************************************************************/
2198 RuleStmt: CREATE opt_or_replace RULE name AS
2200 ON event TO qualified_name where_clause
2201 DO opt_instead RuleActionList
2204 $$ = cat_str(12, make_str("create"), $2, make_str("rule"), $4, make_str("as on"), $8, make_str("to"), $10, $11, make_str("do"), $13, $14);
2208 RuleActionList: NOTHING { $$ = make_str("nothing"); }
2209 | RuleActionStmt { $$ = $1; }
2210 | '(' RuleActionMulti ')' { $$ = cat_str(3, make_str("("), $2, make_str(")")); }
2213 /* the thrashing around here is to discard "empty" statements... */
2214 RuleActionMulti: RuleActionMulti ';' RuleActionStmtOrEmpty
2215 { $$ = cat_str(3, $1, make_str(";"), $3); }
2216 | RuleActionStmtOrEmpty
2217 { $$ = cat2_str($1, make_str(";")); }
2220 RuleActionStmt: SelectStmt
2227 RuleActionStmtOrEmpty: RuleActionStmt { $$ = $1; }
2228 | /*EMPTY*/ { $$ = EMPTY; }
2231 /* change me to select, update, etc. some day */
2232 event: SELECT { $$ = make_str("select"); }
2233 | UPDATE { $$ = make_str("update"); }
2234 | DELETE_P { $$ = make_str("delete"); }
2235 | INSERT { $$ = make_str("insert"); }
2238 opt_instead: INSTEAD { $$ = make_str("instead"); }
2239 | /*EMPTY*/ { $$ = EMPTY; }
2242 DropRuleStmt: DROP RULE name ON qualified_name opt_drop_behavior
2243 { $$ = cat_str(5, make_str("drop rule"), $3, make_str("on"), $5, $6);}
2246 /*****************************************************************************
2249 * NOTIFY <qualified_name> can appear both in rule bodies and
2250 * as a query-level command
2252 *****************************************************************************/
2254 NotifyStmt: NOTIFY qualified_name
2255 { $$ = cat2_str(make_str("notify"), $2); }
2258 ListenStmt: LISTEN qualified_name
2259 { $$ = cat2_str(make_str("listen"), $2); }
2262 UnlistenStmt: UNLISTEN qualified_name
2263 { $$ = cat2_str(make_str("unlisten"), $2); }
2265 { $$ = make_str("unlisten *"); }
2269 /*****************************************************************************
2273 * BEGIN / COMMIT / ROLLBACK
2274 * (also older versions END / ABORT)
2276 *****************************************************************************/
2277 TransactionStmt: ABORT_P opt_transaction { $$ = make_str("rollback"); }
2278 | BEGIN_P opt_transaction { $$ = make_str("begin transaction"); }
2279 | START TRANSACTION transaction_mode_list_or_empty { $$ = cat2_str(make_str("start transaction"), $3); }
2280 | COMMIT opt_transaction { $$ = make_str("commit"); }
2281 | END_P opt_transaction { $$ = make_str("commit"); }
2282 | ROLLBACK opt_transaction { $$ = make_str("rollback"); }
2285 opt_transaction: WORK { $$ = EMPTY; }
2286 | TRANSACTION { $$ = EMPTY; }
2287 | /*EMPTY*/ { $$ = EMPTY; }
2290 transaction_mode_list:
2291 ISOLATION LEVEL iso_level
2292 { $$ = cat2_str(make_str("isolation level"), $3); }
2293 | transaction_access_mode
2295 | ISOLATION LEVEL iso_level transaction_access_mode
2296 { $$ = cat_str(3, make_str("isolation level"), $3, $4); }
2297 | transaction_access_mode ISOLATION LEVEL iso_level
2298 { $$ = cat_str(3, $1, make_str("isolation level"), $4); }
2301 transaction_mode_list_or_empty:
2302 transaction_mode_list { $$ = $1; }
2303 | /* EMPTY */ { $$ = EMPTY; }
2306 transaction_access_mode:
2307 READ ONLY { $$ = make_str("read only"); }
2308 | READ WRITE { $$ = make_str("read write"); }
2311 /*****************************************************************************
2314 * define view <viewname> '('target-list ')' [where <quals> ]
2316 *****************************************************************************/
2318 ViewStmt: CREATE opt_or_replace VIEW qualified_name opt_column_list AS SelectStmt
2319 { $$ = cat_str(7, make_str("create"), $2, make_str("view"), $4, $5, make_str("as"), $7); }
2323 /*****************************************************************************
2326 * load make_str("filename")
2328 *****************************************************************************/
2330 LoadStmt: LOAD file_name
2331 { $$ = cat2_str(make_str("load"), $2); }
2335 /*****************************************************************************
2340 *****************************************************************************/
2342 CreatedbStmt: CREATE DATABASE database_name WITH createdb_opt_list
2343 { $$ = cat_str(4, make_str("create database"), $3, make_str("with"), $5); }
2344 | CREATE DATABASE database_name
2345 { $$ = cat2_str(make_str("create database"), $3); }
2348 createdb_opt_list: createdb_opt_item
2350 | createdb_opt_list createdb_opt_item
2351 { $$ = cat2_str($1, $2); }
2354 createdb_opt_item: LOCATION opt_equal StringConst
2355 { $$ = cat_str(3,make_str("location"), $2, $3); }
2356 | LOCATION opt_equal DEFAULT
2357 { $$ = cat_str(3, make_str("location"), $2, make_str("default")); }
2358 | TEMPLATE opt_equal name
2359 { $$ = cat_str(3, make_str("template"), $2, $3); }
2360 | TEMPLATE opt_equal DEFAULT
2361 { $$ = cat_str(3, make_str("template"), $2, make_str("default")); }
2362 | ENCODING opt_equal PosIntStringConst
2363 { $$ = cat_str(3, make_str("encoding"), $2, $3); }
2364 | ENCODING opt_equal DEFAULT
2365 { $$ = cat_str(3, make_str("encoding"), $2, make_str("default")); }
2366 | OWNER opt_equal name
2367 { $$ = cat_str(3, make_str("owner"), $2, $3); }
2368 | OWNER opt_equal DEFAULT
2369 { $$ = cat_str(3, make_str("owner"), $2, make_str("default")); }
2372 opt_equal: '=' { $$ = make_str("="); }
2373 | /* EMPTY */ { $$ = EMPTY; }
2377 /*****************************************************************************
2382 *****************************************************************************/
2384 AlterDatabaseSetStmt: ALTER DATABASE database_name SET set_rest
2385 { $$ = cat_str(4, make_str("alter database"), $3, make_str("set"), $5); }
2386 | ALTER DATABASE database_name VariableResetStmt
2387 { $$ = cat_str(3, make_str("alter database"), $3, $4); }
2390 /*****************************************************************************
2395 *****************************************************************************/
2397 DropdbStmt: DROP DATABASE database_name
2398 { $$ = cat2_str(make_str("drop database"), $3); }
2402 /*****************************************************************************
2404 * Manipulate a domain
2406 *****************************************************************************/
2408 CreateDomainStmt: CREATE DOMAIN_P any_name opt_as Typename ColQualList opt_collate
2410 $$ = cat_str(6, make_str("create domain"), $3, $4, $5, $6, $7);
2415 ALTER DOMAIN_P any_name alter_column_default
2416 { $$ = cat_str(3, make_str("alter domain"), $3, $4); }
2417 | ALTER DOMAIN_P any_name DROP NOT NULL_P
2418 { $$ = cat_str(3, make_str("alter domain"), $3, make_str("drop not null")); }
2419 | ALTER DOMAIN_P any_name SET NOT NULL_P
2420 { $$ = cat_str(3, make_str("alter domain"), $3, make_str("set not null")); }
2421 | ALTER DOMAIN_P any_name ADD TableConstraint
2422 { $$ = cat_str(4, make_str("alter domain"), $3, make_str("add"), $5); }
2423 | ALTER DOMAIN_P any_name DROP CONSTRAINT name opt_drop_behavior
2424 { $$ = cat_str(5, make_str("alter domain"), $3, make_str("drop constraint"), $6, $7); }
2425 | ALTER DOMAIN_P any_name OWNER TO UserId
2426 { $$ = cat_str(4, make_str("alter domain"), $3, make_str("owner to"), $6); }
2429 opt_as: AS {$$ = make_str("as"); }
2430 | /* EMPTY */ {$$ = EMPTY; }
2433 CreateConversionStmt:
2434 CREATE opt_default CONVERSION_P any_name FOR StringConst
2435 TO StringConst FROM any_name
2436 { $$ = cat_str(10, make_str("create"), $2, make_str("conversion"), $4, make_str("for"), $6, make_str("to"), $8, make_str("from"), $10); }
2439 /*****************************************************************************
2442 * cluster <index_name> on <qualified_name>
2443 * cluster <qualified_name>
2446 *****************************************************************************/
2448 ClusterStmt: CLUSTER index_name ON qualified_name
2449 { $$ = cat_str(4, make_str("cluster"), $2, make_str("on"), $4); }
2450 | CLUSTER qualified_name
2451 { $$ = cat2_str(make_str("cluster"), $2); }
2453 { $$ = make_str("cluster"); }
2457 /*****************************************************************************
2463 *****************************************************************************/
2465 VacuumStmt: VACUUM opt_full opt_freeze opt_verbose
2466 { $$ = cat_str(4, make_str("vacuum"), $2, $3, $4); }
2467 | VACUUM opt_full opt_freeze opt_verbose qualified_name
2468 { $$ = cat_str(5, make_str("vacuum"), $2, $3, $4, $5); }
2469 | VACUUM opt_full opt_freeze opt_verbose AnalyzeStmt
2470 { $$ = cat_str(5, make_str("vacuum"), $2, $3, $4, $5); }
2473 AnalyzeStmt: analyze_keyword opt_verbose
2474 { $$ = cat_str(2, $1, $2); }
2475 | analyze_keyword opt_verbose qualified_name opt_name_list
2476 { $$ = cat_str(4, $1, $2, $3, $4); }
2479 analyze_keyword: ANALYZE { $$ = make_str("analyze"); }
2480 | ANALYSE { $$ = make_str("analyse"); }
2483 opt_verbose: VERBOSE { $$ = make_str("verbose"); }
2484 | /*EMPTY*/ { $$ = EMPTY; }
2487 opt_full: FULL { $$ = make_str("full"); }
2488 | /*EMPTY*/ { $$ = EMPTY; }
2491 opt_freeze: FREEZE { $$ = make_str("freeze"); }
2492 | /*EMPTY*/ { $$ = EMPTY; }
2495 opt_name_list: '(' name_list ')'
2496 { $$ = cat_str(3, make_str("("), $2, make_str(")")); }
2502 /*****************************************************************************
2507 *****************************************************************************/
2509 ExplainStmt: EXPLAIN opt_analyze opt_verbose ExplainableStmt
2510 { $$ = cat_str(4, make_str("explain"), $2, $3, $4); }
2522 analyze_keyword { $$ = $1; }
2523 | /* EMPTY */ { $$ = EMPTY; }
2530 PrepareStmt: PREPARE name prep_type_clause AS PreparableStmt
2531 { $$ = cat_str(5, make_str("prepare"), $2, $3, make_str("as"), $5); }
2541 prep_type_clause: '(' prep_type_list ')' { $$ = cat_str(3, make_str("("), $2, make_str(")")); }
2542 | /* EMPTY * / { $$ = EMPTY; }
2545 prep_type_list: Typename { $$ = $1; }
2546 | prep_type_list ',' Typename { $$ = cat_str(3, $1, make_str(","), $3); }
2549 ExecuteStmt: EXECUTE name execute_param_clause into_clause
2550 { $$ = cat_str(4, make_str("execute"), $2, $3, $4); }
2553 execute_param_clause: '(' expr_list ')' { $$ = cat_str(3, make_str("("), $2, make_str(")")); }
2554 | /* EMPTY * / { $$ = EMPTY; }
2557 DeallocateStmt: DEALLOCATE name { $$ = cat2_str(make_str("deallocate"), $2); }
2558 | DEALLOCATE PREPARE name { $$ = cat2_str(make_str("deallocate prepare"), $3); }
2562 /*****************************************************************************
2567 *****************************************************************************/
2569 InsertStmt: INSERT INTO qualified_name insert_rest
2570 { $$ = cat_str(3, make_str("insert into"), $3, $4); }
2573 insert_rest: VALUES '(' insert_target_list ')'
2574 { $$ = cat_str(3, make_str("values("), $3, make_str(")")); }
2576 { $$ = make_str("default values"); }
2579 | '(' insert_column_list ')' VALUES '(' insert_target_list ')'
2580 { $$ = cat_str(5, make_str("("), $2, make_str(") values ("), $6, make_str(")")); }
2581 | '(' insert_column_list ')' SelectStmt
2582 { $$ = cat_str(4, make_str("("), $2, make_str(")"), $4); }
2585 insert_column_list: insert_column_list ',' insert_column_item
2586 { $$ = cat_str(3, $1, make_str(","), $3); }
2587 | insert_column_item
2591 insert_column_item: ColId opt_indirection
2592 { $$ = cat2_str($1, $2); }
2596 /*****************************************************************************
2601 *****************************************************************************/
2603 DeleteStmt: DELETE_P FROM relation_expr where_clause
2604 { $$ = cat_str(3, make_str("delete from"), $3, $4); }
2607 LockStmt: LOCK_P opt_table qualified_name_list opt_lock
2608 { $$ = cat_str(4, make_str("lock"), $2, $3, $4); }
2611 opt_lock: IN_P lock_type MODE
2612 { $$ = cat_str(3, make_str("in"), $2, make_str("mode")); }
2617 lock_type: ACCESS SHARE { $$ = make_str("access share"); }
2618 | ROW SHARE { $$ = make_str("access share"); }
2619 | ROW EXCLUSIVE { $$ = make_str("row exclusive"); }
2620 | SHARE UPDATE EXCLUSIVE { $$ = make_str("share update exclusive"); }
2621 | SHARE { $$ = make_str("share"); }
2622 | SHARE ROW EXCLUSIVE { $$ = make_str("share row exclusive"); }
2623 | EXCLUSIVE { $$ = make_str("exclusive"); }
2624 | ACCESS EXCLUSIVE { $$ = make_str("access exclusive"); }
2627 /*****************************************************************************
2630 * UpdateStmt (UPDATE)
2632 *****************************************************************************/
2634 UpdateStmt: UPDATE relation_expr
2635 SET update_target_list
2638 {$$ = cat_str(6, make_str("update"), $2, make_str("set"), $4, $5, $6); }
2642 /*****************************************************************************
2647 *****************************************************************************/
2648 DeclareCursorStmt: DECLARE name cursor_options CURSOR opt_hold FOR SelectStmt
2650 struct cursor *ptr, *this;
2652 for (ptr = cur; ptr != NULL; ptr = ptr->next)
2654 if (strcmp($2, ptr->name) == 0)
2656 /* re-definition is a bug */
2657 snprintf(errortext, sizeof(errortext), "cursor %s already defined", $2);
2658 mmerror(PARSE_ERROR, ET_ERROR, errortext);
2662 this = (struct cursor *) mm_alloc(sizeof(struct cursor));
2664 /* initial definition */
2667 this->connection = connection;
2668 this->command = cat_str(7, make_str("declare"), mm_strdup($2), $3, make_str("cursor"), $5, make_str("for"), $7);
2669 this->argsinsert = argsinsert;
2670 this->argsresult = argsresult;
2671 argsinsert = argsresult = NULL;
2674 if (compat == ECPG_COMPAT_INFORMIX)
2675 $$ = cat_str(5, adjust_informix(this->argsinsert), adjust_informix(this->argsresult), make_str("/*"), mm_strdup(this->command), make_str("*/"));
2677 $$ = cat_str(3, make_str("/*"), mm_strdup(this->command), make_str("*/"));
2681 cursor_options: /* EMPTY */ { $$ = EMPTY; }
2682 | cursor_options BINARY { $$ = cat2_str($1, make_str("binary")); }
2683 | cursor_options INSENSITIVE { $$ = cat2_str($1, make_str("insensitive")); }
2684 | cursor_options SCROLL { $$ = cat2_str($1, make_str("scroll")); }
2685 | cursor_options NO SCROLL { $$ = cat2_str($1, make_str("no scroll")); }
2688 opt_hold: /* EMPTY */ { $$ = EMPTY; }
2689 | WITH HOLD { $$ = make_str("with hold"); }
2690 | WITHOUT HOLD { $$ = make_str("without hold"); }
2693 /*****************************************************************************
2698 *****************************************************************************/
2700 SelectStmt: select_no_parens %prec UMINUS
2702 | select_with_parens %prec UMINUS
2706 select_with_parens: '(' select_no_parens ')'
2707 { $$ = cat_str(3, make_str("("), $2, make_str(")")); }
2708 | '(' select_with_parens ')'
2709 { $$ = cat_str(3, make_str("("), $2, make_str(")")); }
2712 select_no_parens: simple_select
2714 | select_clause sort_clause
2715 { $$ = cat2_str($1, $2); }
2716 | select_clause opt_sort_clause for_update_clause opt_select_limit
2717 { $$ = cat_str(4, $1, $2, $3, $4); }
2718 | select_clause opt_sort_clause select_limit opt_for_update_clause
2719 { $$ = cat_str(4, $1, $2, $3, $4); }
2722 select_clause: simple_select { $$ = $1; }
2723 | select_with_parens { $$ = $1; }
2726 simple_select: SELECT opt_distinct target_list
2727 into_clause from_clause where_clause
2728 group_clause having_clause
2729 { $$ = cat_str(8, make_str("select"), $2, $3, $4, $5, $6, $7, $8); }
2730 | select_clause UNION opt_all select_clause
2731 { $$ = cat_str(4, $1, make_str("union"), $3, $4); }
2732 | select_clause INTERSECT opt_all select_clause
2733 { $$ = cat_str(4, $1, make_str("intersect"), $3, $4); }
2734 | select_clause EXCEPT opt_all select_clause
2735 { $$ = cat_str(4, $1, make_str("except"), $3, $4); }
2738 into_clause: INTO OptTempTableName
2741 $$= cat2_str(make_str("into"), $2);
2743 | ecpg_into_using { $$ = EMPTY; }
2744 | /*EMPTY*/ { $$ = EMPTY; }
2748 * Redundancy here is needed to avoid shift/reduce conflicts,
2749 * since TEMP is not a reserved word. See also OptTemp.
2751 * The result is a cons cell (not a true list!) containing
2752 * a boolean and a table name.
2754 OptTempTableName: TEMPORARY opt_table qualified_name
2755 { $$ = cat_str(3, make_str("temporary"), $2, $3); }
2756 | TEMP opt_table qualified_name
2757 { $$ = cat_str(3, make_str("temp"), $2, $3); }
2758 | LOCAL TEMPORARY opt_table qualified_name
2759 { $$ = cat_str(3, make_str("local temporary"), $3, $4); }
2760 | LOCAL TEMP opt_table qualified_name
2761 { $$ = cat_str(3, make_str("local temp"), $3, $4); }
2762 | GLOBAL TEMPORARY opt_table qualified_name
2763 { $$ = cat_str(3, make_str("global temporary"), $3, $4); }
2764 | GLOBAL TEMP opt_table qualified_name
2765 { $$ = cat_str(3, make_str("global temp"), $3, $4); }
2766 | TABLE qualified_name
2767 { $$ = cat2_str(make_str("table"), $2); }
2772 opt_table: TABLE { $$ = make_str("table"); }
2773 | /*EMPTY*/ { $$ = EMPTY; }
2776 opt_all: ALL { $$ = make_str("all"); }
2777 | /*EMPTY*/ { $$ = EMPTY; }
2780 opt_distinct: DISTINCT
2781 { $$ = make_str("distinct"); }
2782 | DISTINCT ON '(' expr_list ')'
2783 { $$ = cat_str(3, make_str("distinct on ("), $4, make_str(")")); }
2785 { $$ = make_str("all"); }
2790 opt_sort_clause: sort_clause { $$ = $1; }
2791 | /* EMPTY */ { $$ = EMPTY; }
2794 sort_clause: ORDER BY sortby_list
2795 { $$ = cat2_str(make_str("order by"), $3); }
2798 sortby_list: sortby { $$ = $1; }
2799 | sortby_list ',' sortby { $$ = cat_str(3, $1, make_str(","), $3); }
2802 sortby: a_expr OptUseOp
2803 { $$ = cat2_str($1, $2); }
2806 OptUseOp: USING all_Op { $$ = cat2_str(make_str("using"), $2); }
2807 | ASC { $$ = make_str("asc"); }
2808 | DESC { $$ = make_str("desc"); }
2809 | /*EMPTY*/ { $$ = EMPTY; }
2812 select_limit: LIMIT select_limit_value OFFSET select_offset_value
2813 { $$ = cat_str(4, make_str("limit"), $2, make_str("offset"), $4); }
2814 | OFFSET select_offset_value LIMIT select_limit_value
2815 { $$ = cat_str(4, make_str("offset"), $2, make_str("limit"), $4); }
2816 | LIMIT select_limit_value
2817 { $$ = cat2_str(make_str("limit"), $2); }
2818 | OFFSET select_offset_value
2819 { $$ = cat2_str(make_str("offset"), $2); }
2820 | LIMIT select_limit_value ',' select_offset_value
2821 { mmerror(PARSE_ERROR, ET_WARNING, "No longer supported LIMIT #,# syntax passed to backend."); }
2824 opt_select_limit: select_limit { $$ = $1; }
2825 | /*EMPTY*/ { $$ = EMPTY; }
2828 select_limit_value: PosIntConst
2831 mmerror(PARSE_ERROR, ET_ERROR, "LIMIT must not be negative");
2834 | ALL { $$ = make_str("all"); }
2835 | PARAM { $$ = make_name(); }
2838 select_offset_value: PosIntConst
2841 mmerror(PARSE_ERROR, ET_ERROR, "OFFSET must not be negative");
2844 | PARAM { $$ = make_name(); }
2848 * jimmy bell-style recursive queries aren't supported in the
2851 * ...however, recursive addattr and rename supported. make special
2854 group_clause: GROUP_P BY expr_list
2855 { $$ = cat2_str(make_str("group by"), $3); }
2860 having_clause: HAVING a_expr
2861 { $$ = cat2_str(make_str("having"), $2); }
2866 for_update_clause: FOR UPDATE update_list
2867 { $$ = make_str("for update"); }
2869 { $$ = make_str("for read only"); }
2872 opt_for_update_clause: for_update_clause { $$ = $1; }
2873 | /* EMPTY */ { $$ = EMPTY; }
2876 update_list: OF name_list { $$ = cat2_str(make_str("of"), $2); }
2877 | /* EMPTY */ { $$ = EMPTY; }
2880 /*****************************************************************************
2882 * clauses common to all Optimizable Stmts:
2883 * from_clause - allow list of both JOIN expressions and table names
2884 * where_clause - qualifications for joins or restrictions
2886 *****************************************************************************/
2888 from_clause: FROM from_list { $$ = cat2_str(make_str("from"), $2); }
2889 | /* EMPTY */ { $$ = EMPTY; }
2892 from_list: from_list ',' table_ref { $$ = cat_str(3, $1, make_str(","), $3); }
2893 | table_ref { $$ = $1; }
2897 * table_ref is where an alias clause can be attached. Note we cannot make
2898 * alias_clause have an empty production because that causes parse conflicts
2899 * between table_ref := '(' joined_table ')' alias_clause
2900 * and joined_table := '(' joined_table ')'. So, we must have the
2901 * redundant-looking productions here instead.
2903 table_ref: relation_expr
2905 | relation_expr alias_clause
2906 { $$= cat2_str($1, $2); }
2909 | func_table alias_clause
2910 { $$= cat2_str($1, $2); }
2911 | func_table AS '(' TableFuncElementList ')'
2912 { $$=cat_str(4, $1, make_str("as ("), $4, make_str(")")); }
2913 | func_table AS ColId '(' TableFuncElementList ')'
2914 { $$=cat_str(6, $1, make_str("as"), $3, make_str("("), $5, make_str(")")); }
2915 | func_table ColId '(' TableFuncElementList ')'
2916 { $$=cat_str(5, $1, $2, make_str("("), $4, make_str(")")); }
2917 | select_with_parens
2918 {mmerror(PARSE_ERROR, ET_ERROR, "sub-SELECT in FROM must have an alias");}
2919 | select_with_parens alias_clause
2920 { $$=cat2_str($1, $2); }
2923 | '(' joined_table ')' alias_clause
2924 { $$=cat_str(4, make_str("("), $2, make_str(")"), $4); }
2928 * It may seem silly to separate joined_table from table_ref, but there is
2929 * method in SQL92's madness: if you don't do it this way you get reduce-
2930 * reduce conflicts, because it's not clear to the parser generator whether
2931 * to expect alias_clause after ')' or not. For the same reason we must
2932 * treat 'JOIN' and 'join_type JOIN' separately, rather than allowing
2933 * join_type to expand to empty; if we try it, the parser generator can't
2934 * figure out when to reduce an empty join_type right after table_ref.
2936 * Note that a CROSS JOIN is the same as an unqualified
2937 * INNER JOIN, and an INNER JOIN/ON has the same shape
2938 * but a qualification expression to limit membership.
2939 * A NATURAL JOIN implicitly matches column names between
2940 * tables and the shape is determined by which columns are
2941 * in common. We'll collect columns during the later transformations.
2944 joined_table: '(' joined_table ')'
2945 { $$ = cat_str(3, make_str("("), $2, make_str(")")); }
2946 | table_ref CROSS JOIN table_ref
2947 { $$ = cat_str(3, $1, make_str("cross join"), $4); }
2948 | table_ref UNIONJOIN table_ref
2949 { $$ = cat_str(3, $1, make_str("unionjoin"), $3); }
2950 | table_ref join_type JOIN table_ref join_qual
2951 { $$ = cat_str(5, $1, $2, make_str("join"), $4, $5); }
2952 | table_ref JOIN table_ref join_qual
2953 { $$ = cat_str(4, $1, make_str("join"), $3, $4); }
2954 | table_ref NATURAL join_type JOIN table_ref
2955 { $$ = cat_str(5, $1, make_str("natural"), $3, make_str("join"), $5); }
2956 | table_ref NATURAL JOIN table_ref
2957 { $$ = cat_str(3, $1, make_str("natural join"), $4); }
2960 alias_clause: AS ColId '(' name_list ')'
2961 { $$ = cat_str(5, make_str("as"), $2, make_str("("), $4, make_str(")")); }
2963 { $$ = cat2_str(make_str("as"), $2); }
2964 | ColId '(' name_list ')'
2965 { $$ = cat_str(4, $1, make_str("("), $3, make_str(")")); }
2970 join_type: FULL join_outer { $$ = cat2_str(make_str("full"), $2); }
2971 | LEFT join_outer { $$ = cat2_str(make_str("left"), $2); }
2972 | RIGHT join_outer { $$ = cat2_str(make_str("right"), $2); }
2973 | INNER_P { $$ = make_str("inner"); }
2976 /* OUTER is just noise... */
2977 join_outer: OUTER_P { $$ = make_str("outer"); }
2978 | /*EMPTY*/ { $$ = EMPTY; /* no qualifiers */ }
2981 /* JOIN qualification clauses
2982 * Possibilities are:
2983 * USING ( column list ) allows only unqualified column names,
2984 * which must match between tables.
2985 * ON expr allows more general qualifications.
2988 join_qual: USING '(' name_list ')'
2989 { $$ = cat_str(3, make_str("using ("), $3, make_str(")")); }
2991 { $$ = cat2_str(make_str("on"), $2); }
2994 relation_expr: qualified_name
2995 { /* normal relations */ $$ = $1; }
2996 | qualified_name '*'
2997 { /* inheritance query */ $$ = cat2_str($1, make_str("*")); }
2998 | ONLY qualified_name
2999 { /* inheritance query */ $$ = cat2_str(make_str("only "), $2); }
3000 | ONLY '(' qualified_name ')'
3001 { /* inheritance query */ $$ = cat_str(3, make_str("only ("), $3, make_str(")")); }
3004 func_table: func_name '(' ')'
3005 { $$ = cat2_str($1, make_str("()")); }
3006 | func_name '(' expr_list ')'
3007 { $$ = cat_str(4, $1, make_str("("), $3, make_str(")")); }
3010 where_clause: WHERE a_expr { $$ = cat2_str(make_str("where"), $2); }
3011 | /*EMPTY*/ { $$ = EMPTY; /* no qualifiers */ }
3014 TableFuncElementList: TableFuncElement
3016 | TableFuncElementList ',' TableFuncElement
3017 { $$ = cat_str(3, $1, ',', $3); }
3020 TableFuncElement: ColId Typename { $$ = cat2_str($1, $2); }
3023 /*****************************************************************************
3026 * SQL92 introduces a large amount of type-specific syntax.
3027 * Define individual clauses to handle these cases, and use
3028 * the generic case to handle regular type-extensible Postgres syntax.
3029 * - thomas 1997-10-10
3031 *****************************************************************************/
3033 Typename: SimpleTypename opt_array_bounds
3034 { $$ = cat2_str($1, $2.str); }
3035 | SETOF SimpleTypename opt_array_bounds
3036 { $$ = cat_str(3, make_str("setof"), $2, $3); }
3037 | SimpleTypename ARRAY '[' PosIntConst ']'
3038 { $$ = cat_str(4, $1, make_str("array ["), $4, make_str("]")); }
3039 | SETOF SimpleTypename ARRAY '[' PosIntConst ']'
3040 { $$ = cat_str(5, make_str("setof"), $2, make_str("array ["), $5, make_str("]")); }
3044 opt_array_bounds: '[' ']' opt_array_bounds
3046 $$.index1 = make_str("0");
3047 $$.index2 = $3.index1;
3048 $$.str = cat2_str(make_str("[]"), $3.str);
3050 | '[' Iresult ']' opt_array_bounds
3052 $$.index1 = strdup($2);
3053 $$.index2 = $4.index1;
3054 $$.str = cat_str(4, make_str("["), $2, make_str("]"), $4.str);
3058 $$.index1 = make_str("-1");
3059 $$.index2 = make_str("-1");
3064 Iresult: PosIntConst { $$ = $1; }
3065 | '(' Iresult ')' { $$ = cat_str(3, make_str("("), $2, make_str(")")); }
3066 | Iresult '+' Iresult { $$ = cat_str(3, $1, make_str("+"), $3); }
3067 | Iresult '-' Iresult { $$ = cat_str(3, $1, make_str("-"), $3); }
3068 | Iresult '*' Iresult { $$ = cat_str(3, $1, make_str("*"), $3); }
3069 | Iresult '/' Iresult { $$ = cat_str(3, $1, make_str("/"), $3); }
3070 | Iresult '%' Iresult { $$ = cat_str(3, $1, make_str("%"), $3); }
3071 | Sconst { $$ = $1; }
3072 | ColId { $$ = $1; }
3075 SimpleTypename: GenericType { $$ = $1; }
3076 | ConstDatetime { $$ = $1; }
3077 | Numeric { $$ = $1; }
3079 | Character { $$ = $1; }
3080 | ConstInterval opt_interval
3081 { $$ = cat2_str($1, $2); }
3082 | ConstInterval '(' PosIntConst ')' opt_interval
3083 { $$ = cat_str(5, $1, make_str("("), $3, make_str(")"), $5); }
3085 { $$ = cat2_str($1, $2);}
3088 ConstTypename: GenericType { $$ = $1; }
3089 | ConstDatetime { $$ = $1; }
3090 | Numeric { $$ = $1; }
3091 | ConstBit { $$ = $1; }
3092 | ConstCharacter { $$ = $1; }
3095 GenericType: type_name { $$ = $1; }
3098 /* SQL92 numeric data types
3099 * Check FLOAT() precision limits assuming IEEE floating types.
3100 * Provide real DECIMAL() and NUMERIC() implementations now - Jan 1998-12-30
3101 * - thomas 1997-09-18
3104 { $$ = make_str("int"); }
3106 { $$ = make_str("integer"); }
3108 { $$ = make_str("smallint"); }
3110 { $$ = make_str("bigint"); }
3112 { $$ = make_str("real"); }
3114 { $$ = cat2_str(make_str("float"), $2); }
3115 | DOUBLE_P PRECISION
3116 { $$ = make_str("double precision"); }
3117 | DECIMAL_P opt_decimal
3118 { $$ = cat2_str(make_str("decimal"), $2); }
3120 { $$ = cat2_str(make_str("dec"), $2); }
3121 | NUMERIC opt_numeric
3122 { $$ = cat2_str(make_str("numeric"), $2); }
3124 { $$ = make_str("boolean"); }
3127 opt_float: '(' PosIntConst ')'
3128 { $$ = cat_str(3, make_str("("), $2, make_str(")")); }
3133 opt_numeric: '(' PosIntConst ',' PosIntConst ')'
3134 { $$ = cat_str(5, make_str("("), $2, make_str(","), $4, make_str(")")); }
3135 | '(' PosIntConst ')'
3136 { $$ = cat_str(3, make_str("("), $2, make_str(")")); }
3141 opt_decimal: '(' PosIntConst ',' PosIntConst ')'
3142 { $$ = cat_str(5, make_str("("), $2, make_str(","), $4, make_str(")")); }
3143 | '(' PosIntConst ')'
3144 { $$ = cat_str(3, make_str("("), $2, make_str(")")); }
3150 * SQL92 bit-field data types
3151 * The following implements BIT() and BIT VARYING().
3154 Bit: BitWithLength { $$ = $1; }
3155 | BitWithoutLength { $$ = $1; }
3158 ConstBit: BitWithLength { $$ = $1; }
3159 | BitWithoutLength { $$ = $1; }
3162 BitWithLength: BIT opt_varying '(' PosIntConst ')'
3163 { $$ = cat_str(5, make_str("bit"), $2, make_str("("), $4, make_str(")")); }
3166 BitWithoutLength: BIT opt_varying
3167 { $$ = cat2_str(make_str("bit"), $2); }
3171 * SQL92 character data types
3172 * The following implements CHAR() and VARCHAR().
3175 Character: CharacterWithLength { $$ = $1; }
3176 | CharacterWithoutLength { $$ = $1; }
3179 ConstCharacter: CharacterWithLength { $$ = $1; }
3180 | CharacterWithoutLength { $$ = $1; }
3183 CharacterWithLength: character '(' PosIntConst ')' opt_charset
3184 { $$ = cat_str(5, $1, make_str("("), $3, make_str(")"), $5); }
3187 CharacterWithoutLength: character opt_charset
3188 { $$ = cat2_str($1, $2); }
3191 character: CHARACTER opt_varying
3192 { $$ = cat2_str(make_str("character"), $2); }
3193 | CHAR_P opt_varying
3194 { $$ = cat2_str(make_str("char"), $2); }
3196 { $$ = make_str("varchar"); }
3197 | NATIONAL CHARACTER opt_varying
3198 { $$ = cat2_str(make_str("national character"), $3); }
3199 | NATIONAL CHAR_P opt_varying
3200 { $$ = cat2_str(make_str("national char"), $3); }
3202 { $$ = cat2_str(make_str("nchar"), $2); }
3205 opt_varying: VARYING
3206 { $$ = make_str("varying"); }
3211 opt_charset: CHARACTER SET ColId
3212 { $$ = cat2_str(make_str("character set"), $3); }
3217 opt_collate: COLLATE ColId
3218 { $$ = cat2_str(make_str("collate"), $2); }
3223 ConstDatetime: TIMESTAMP '(' PosIntConst ')' opt_timezone
3224 { $$ = cat_str(4, make_str("timestamp("), $3, make_str(")"), $5); }
3225 | TIMESTAMP opt_timezone
3226 { $$ = cat2_str(make_str("timestamp"), $2); }
3227 | TIME '(' PosIntConst ')' opt_timezone
3228 { $$ = cat_str(4, make_str("time("), $3, make_str(")"), $5); }
3230 { $$ = cat2_str(make_str("time"), $2); }
3233 ConstInterval: INTERVAL
3234 { $$ = make_str("interval"); }
3237 opt_timezone: WITH TIME ZONE
3238 { $$ = make_str("with time zone"); }
3240 { $$ = make_str("without time zone"); }
3245 opt_interval: YEAR_P { $$ = make_str("year"); }
3246 | MONTH_P { $$ = make_str("month"); }
3247 | DAY_P { $$ = make_str("day"); }
3248 | HOUR_P { $$ = make_str("hour"); }
3249 | MINUTE_P { $$ = make_str("minute"); }
3250 | SECOND_P { $$ = make_str("second"); }
3251 | YEAR_P TO MONTH_P { $$ = make_str("year to month"); }
3252 | DAY_P TO HOUR_P { $$ = make_str("day to hour"); }
3253 | DAY_P TO MINUTE_P { $$ = make_str("day to minute"); }
3254 | DAY_P TO SECOND_P { $$ = make_str("day to second"); }
3255 | HOUR_P TO MINUTE_P { $$ = make_str("hour to minute"); }
3256 | MINUTE_P TO SECOND_P { $$ = make_str("minute to second"); }
3257 | HOUR_P TO SECOND_P { $$ = make_str("hour to second"); }
3258 | /*EMPTY*/ { $$ = EMPTY; }
3262 /*****************************************************************************
3264 * expression grammar
3266 *****************************************************************************/
3268 /* Expressions using row descriptors
3269 * Define row_descriptor to allow yacc to break the reduce/reduce conflict
3270 * with singleton expressions.
3272 r_expr: row IN_P select_with_parens
3273 { $$ = cat_str(3, $1, make_str("in"), $3); }
3274 | row NOT IN_P select_with_parens
3275 { $$ = cat_str(3, $1, make_str("not in"), $4); }
3276 | row qual_all_Op sub_type select_with_parens %prec Op
3277 { $$ = cat_str(4, $1, $2, $3, $4); }
3278 | row qual_all_Op select_with_parens %prec Op
3279 { $$ = cat_str(3, $1, $2, $3); }
3280 | row qual_all_Op row %prec Op
3281 { $$ = cat_str(3, $1, $2, $3); }
3283 { $$ = cat2_str($1, make_str("is null")); }
3285 { $$ = cat2_str($1, make_str("is not null")); }
3287 { $$ = cat_str(3, $1, make_str("overlaps"), $3); }
3288 | row IS DISTINCT FROM row %prec IS
3289 { $$ = cat_str(3, $1, make_str("is distinct from"), $5); }
3292 row: ROW '(' row_descriptor ')'
3293 { $$ = cat_str(3, make_str("row ("), $3, make_str(")")); }
3294 | ROW '(' a_expr ')'
3295 { $$ = cat_str(3, make_str("row ("), $3, make_str(")")); }
3297 { $$ = make_str("row()"); }
3298 | '(' row_descriptor ')'
3299 { $$ = cat_str(3, make_str("("), $2, make_str(")")); }
3302 row_descriptor: expr_list ',' a_expr
3303 { $$ = cat_str(3, $1, make_str(","), $3); }
3306 sub_type: ANY { $$ = make_str("ANY"); }
3307 | SOME { $$ = make_str("SOME"); }
3308 | ALL { $$ = make_str("ALL"); }
3311 all_Op: Op { $$ = $1; }
3312 | MathOp { $$ = $1; }
3315 MathOp: '+' { $$ = make_str("+"); }
3316 | '-' { $$ = make_str("-"); }
3317 | '*' { $$ = make_str("*"); }
3318 | '%' { $$ = make_str("%"); }
3319 | '^' { $$ = make_str("^"); }
3320 | '/' { $$ = make_str("/"); }
3321 | '<' { $$ = make_str("<"); }
3322 | '>' { $$ = make_str(">"); }
3323 | '=' { $$ = make_str("="); }
3326 qual_Op: Op { $$ = $1; }
3327 | OPERATOR '(' any_operator ')' { $$ = cat_str(3, make_str("operator ("), $3, make_str(")")); }
3330 qual_all_Op: all_Op { $$ = $1; }
3331 | OPERATOR '(' any_operator ')' { $$ = cat_str(3, make_str("operator ("), $3, make_str(")")); }
3334 /* General expressions
3335 * This is the heart of the expression syntax.
3337 * We have two expression types: a_expr is the unrestricted kind, and
3338 * b_expr is a subset that must be used in some places to avoid shift/reduce
3339 * conflicts. For example, we can't do BETWEEN as "BETWEEN a_expr AND a_expr"
3340 * because that use of AND conflicts with AND as a boolean operator. So,
3341 * b_expr is used in BETWEEN and we remove boolean keywords from b_expr.
3343 * Note that '(' a_expr ')' is a b_expr, so an unrestricted expression can
3344 * always be used by surrounding it with parens.
3346 * c_expr is all the productions that are common to a_expr and b_expr;
3347 * it's factored out just to eliminate redundant coding.
3352 | a_expr TYPECAST Typename
3353 { $$ = cat_str(3, $1, make_str("::"), $3); }
3354 | a_expr AT TIME ZONE c_expr
3355 { $$ = cat_str(3, $1, make_str("at time zone"), $5); }
3357 * These operators must be called out explicitly in order to make use
3358 * of yacc/bison's automatic operator-precedence handling. All other
3359 * operator names are handled by the generic productions using "Op",
3360 * below; and all those operators will have the same precedence.
3362 * If you add more explicitly-known operators, be sure to add them
3363 * also to b_expr and to the MathOp list above.
3365 | '+' a_expr %prec UMINUS
3366 { $$ = cat2_str(make_str("+"), $2); }
3367 | '-' a_expr %prec UMINUS
3368 { $$ = cat2_str(make_str("-"), $2); }
3370 { $$ = cat2_str(make_str("%"), $2); }
3372 { $$ = cat2_str(make_str("^"), $2); }
3374 { $$ = cat2_str($1, make_str("%")); }
3376 { $$ = cat2_str($1, make_str("^")); }
3378 { $$ = cat_str(3, $1, make_str("+"), $3); }
3380 { $$ = cat_str(3, $1, make_str("-"), $3); }
3382 { $$ = cat_str(3, $1, make_str("*"), $3); }
3384 { $$ = cat_str(3, $1, make_str("/"), $3); }
3386 { $$ = cat_str(3, $1, make_str("%"), $3); }
3388 { $$ = cat_str(3, $1, make_str("^"), $3); }
3390 { $$ = cat_str(3, $1, make_str("<"), $3); }
3392 { $$ = cat_str(3, $1, make_str(">"), $3); }
3394 { $$ = cat_str(3, $1, make_str("="), $3); }
3395 | a_expr qual_Op a_expr %prec Op
3396 { $$ = cat_str(3, $1, $2, $3); }
3397 | qual_Op a_expr %prec Op
3398 { $$ = cat2_str($1, $2); }
3399 | a_expr qual_Op %prec POSTFIXOP
3400 { $$ = cat2_str($1, $2); }
3402 { $$ = cat_str(3, $1, make_str("and"), $3); }
3404 { $$ = cat_str(3, $1, make_str("or"), $3); }
3406 { $$ = cat2_str(make_str("not"), $2); }
3407 | a_expr LIKE a_expr
3408 { $$ = cat_str(3, $1, make_str("like"), $3); }
3409 | a_expr LIKE a_expr ESCAPE a_expr
3410 { $$ = cat_str(5, $1, make_str("like"), $3, make_str("escape"), $5); }
3411 | a_expr NOT LIKE a_expr
3412 { $$ = cat_str(3, $1, make_str("not like"), $4); }
3413 | a_expr NOT LIKE a_expr ESCAPE a_expr
3414 { $$ = cat_str(5, $1, make_str("not like"), $4, make_str("escape"), $6); }
3415 | a_expr ILIKE a_expr
3416 { $$ = cat_str(3, $1, make_str("ilike"), $3); }
3417 | a_expr ILIKE a_expr ESCAPE a_expr
3418 { $$ = cat_str(5, $1, make_str("ilike"), $3, make_str("escape"), $5); }
3419 | a_expr NOT ILIKE a_expr
3420 { $$ = cat_str(3, $1, make_str("not ilike"), $4); }
3421 | a_expr NOT ILIKE a_expr ESCAPE a_expr
3422 { $$ = cat_str(5, $1, make_str("not ilike"), $4, make_str("escape"), $6); }
3423 | a_expr SIMILAR TO a_expr %prec SIMILAR
3424 { $$ = cat_str(3, $1, make_str("similar to"), $4); }
3425 | a_expr SIMILAR TO a_expr ESCAPE a_expr
3426 { $$ = cat_str(5, $1, make_str("similar to"), $4, make_str("escape"), $6); }
3427 | a_expr NOT SIMILAR TO a_expr %prec SIMILAR
3428 { $$ = cat_str(3, $1, make_str("not similar to"), $5); }
3429 | a_expr NOT SIMILAR TO a_expr ESCAPE a_expr
3430 { $$ = cat_str(5, $1, make_str("not similar to"), $5, make_str("escape"), $7); }
3432 { $$ = cat2_str($1, make_str("isnull")); }
3434 { $$ = cat2_str($1, make_str("is null")); }
3436 { $$ = cat2_str($1, make_str("notnull")); }
3437 | a_expr IS NOT NULL_P
3438 { $$ = cat2_str($1, make_str("is not null")); }
3439 /* IS TRUE, IS FALSE, etc used to be function calls
3440 * but let's make them expressions to allow the optimizer
3441 * a chance to eliminate them if a_expr is a constant string.
3442 * - thomas 1997-12-22
3444 * Created BooleanTest Node type, and changed handling
3449 { $$ = cat2_str($1, make_str("is true")); }
3450 | a_expr IS NOT TRUE_P
3451 { $$ = cat2_str($1, make_str("is not true")); }
3453 { $$ = cat2_str($1, make_str("is false")); }
3454 | a_expr IS NOT FALSE_P
3455 { $$ = cat2_str($1, make_str("is not false")); }
3457 { $$ = cat2_str($1, make_str("is unknown")); }
3458 | a_expr IS NOT UNKNOWN
3459 { $$ = cat2_str($1, make_str("is not unknown")); }
3460 | a_expr IS DISTINCT FROM a_expr %prec IS
3461 { $$ = cat_str(3, $1, make_str("is distinct from"), $5); }
3462 | a_expr IS OF '(' type_list ')' %prec IS
3463 { $$ = cat_str(4, $1, make_str("is of ("), $5, make_str(")")); }
3464 | a_expr IS NOT OF '(' type_list ')' %prec IS
3465 { $$ = cat_str(4, $1, make_str("is not of ("), $6, make_str(")")); }
3466 | a_expr BETWEEN b_expr AND b_expr %prec BETWEEN
3467 { $$ = cat_str(5, $1, make_str("between"), $3, make_str("and"), $5); }
3468 | a_expr NOT BETWEEN b_expr AND b_expr %prec BETWEEN
3469 { $$ = cat_str(5, $1, make_str("not between"), $4, make_str("and"), $6); }
3470 | a_expr IN_P in_expr
3471 { $$ = cat_str(3, $1, make_str("in"), $3); }
3472 | a_expr NOT IN_P in_expr
3473 { $$ = cat_str(3, $1, make_str("not in"), $4); }
3474 | a_expr qual_all_Op sub_type select_with_parens %prec Op
3475 { $$ = cat_str(4, $1, $2, $3, $4); }
3476 | UNIQUE select_with_parens %prec Op
3477 { $$ = cat2_str(make_str("unique"), $2); }
3482 /* Restricted expressions
3484 * b_expr is a subset of the complete expression syntax
3486 * Presently, AND, NOT, IS and IN are the a_expr keywords that would
3487 * cause trouble in the places where b_expr is used. For simplicity, we
3488 * just eliminate all the boolean-keyword-operator productions from b_expr.
3492 | b_expr TYPECAST Typename
3493 { $$ = cat_str(3, $1, make_str("::"), $3); }
3494 | '-' b_expr %prec UMINUS
3495 { $$ = cat2_str(make_str("-"), $2); }
3497 { $$ = cat2_str(make_str("%"), $2); }
3499 { $$ = cat2_str(make_str("^"), $2); }
3501 { $$ = cat2_str($1, make_str("%")); }
3503 { $$ = cat2_str($1, make_str("^")); }
3505 { $$ = cat_str(3, $1, make_str("+"), $3); }
3507 { $$ = cat_str(3, $1, make_str("-"), $3); }
3509 { $$ = cat_str(3, $1, make_str("*"), $3); }
3511 { $$ = cat_str(3, $1, make_str("/"), $3); }
3513 { $$ = cat_str(3, $1, make_str("%"), $3); }
3515 { $$ = cat_str(3, $1, make_str("^"), $3); }
3517 { $$ = cat_str(3, $1, make_str("<"), $3); }
3519 { $$ = cat_str(3, $1, make_str(">"), $3); }
3521 { $$ = cat_str(3, $1, make_str("="), $3); }
3523 { $$ = cat_str(3, $1, $2, $3); }
3524 | qual_Op b_expr %prec Op
3525 { $$ = cat2_str($1, $2); }
3526 | b_expr qual_Op %prec POSTFIXOP
3527 { $$ = cat2_str($1, $2); }
3528 | b_expr IS DISTINCT FROM b_expr %prec IS
3529 { $$ = cat_str(3, $1, make_str("is distinct from"), $5); }
3530 | b_expr IS OF '(' b_expr ')' %prec IS
3531 { $$ = cat_str(4, $1, make_str("is of ("), $5, make_str(")")); }
3532 | b_expr IS NOT OF '(' b_expr ')' %prec IS
3533 { $$ = cat_str(4, $1, make_str("is not of ("), $6, make_str(")")); }
3537 * Productions that can be used in both a_expr and b_expr.
3539 * Note: productions that refer recursively to a_expr or b_expr mostly
3540 * cannot appear here. However, it's OK to refer to a_exprs that occur
3541 * inside parentheses, such as function arguments; that cannot introduce
3542 * ambiguity to the b_expr syntax.
3548 | PARAM attrs opt_indirection
3549 { $$ = cat_str(3, make_str("param"), $2, $3); }
3550 | '(' a_expr ')' attrs opt_indirection
3551 { $$ = cat_str(5, make_str("("), $2, make_str(")"), $4, $5); }
3552 | '(' a_expr ')' opt_indirection
3553 { $$ = cat_str(4, make_str("("), $2, make_str(")"), $4); }
3557 { $$ = cat2_str($1, make_str("()")); }
3558 | func_name '(' expr_list ')'
3559 { $$ = cat_str(4, $1, make_str("("), $3, make_str(")")); }
3560 | func_name '(' ALL expr_list ')'
3561 { $$ = cat_str(4, $1, make_str("( all"), $4, make_str(")")); }
3562 | func_name '(' DISTINCT expr_list ')'
3563 { $$ = cat_str(4, $1, make_str("( distinct"), $4, make_str(")")); }
3564 | func_name '(' '*' ')'
3565 { $$ = cat2_str($1, make_str("(*)")); }
3567 { $$ = make_str("current_date"); }
3568 | CURRENT_TIME opt_empty_parentheses
3569 { $$ = cat2_str(make_str("current_time"), $2); }
3570 | CURRENT_TIME '(' PosIntConst ')'
3571 { $$ = make_str("current_time"); }
3572 | CURRENT_TIMESTAMP opt_empty_parentheses
3573 { $$ = cat2_str(make_str("current_timestamp"), $2); }
3574 | CURRENT_TIMESTAMP '(' PosIntConst ')'
3575 { $$ = make_str("current_timestamp"); }
3576 | CURRENT_USER opt_empty_parentheses
3577 { $$ = cat2_str(make_str("current_user"), $2); }
3578 | SESSION_USER opt_empty_parentheses
3579 { $$ = cat2_str(make_str("session_user"), $2); }
3580 | USER opt_empty_parentheses
3581 { $$ = cat2_str(make_str("user"), $2); }
3582 | CAST '(' a_expr AS Typename ')'
3583 { $$ = cat_str(5, make_str("cast("), $3, make_str("as"), $5, make_str(")")); }
3584 | EXTRACT '(' extract_list ')'
3585 { $$ = cat_str(3, make_str("extract("), $3, make_str(")")); }
3586 | OVERLAY '(' overlay_list ')'
3587 { $$ = cat_str(3, make_str("overlay("), $3, make_str(")")); }
3588 | POSITION '(' position_list ')'
3589 { $$ = cat_str(3, make_str("position("), $3, make_str(")")); }
3590 | SUBSTRING '(' substr_list ')'
3591 { $$ = cat_str(3, make_str("substring("), $3, make_str(")")); }
3592 | TREAT '(' a_expr AS Typename ')'
3593 { $$ = cat_str(5, make_str("treat("), $3, make_str("as"), $5, make_str(")")); }
3594 /* various trim expressions are defined in SQL92 - thomas 1997-07-19 */
3595 | TRIM '(' BOTH trim_list ')'
3596 { $$ = cat_str(3, make_str("trim(both"), $4, make_str(")")); }
3597 | TRIM '(' LEADING trim_list ')'
3598 { $$ = cat_str(3, make_str("trim(leading"), $4, make_str(")")); }
3599 | TRIM '(' TRAILING trim_list ')'
3600 { $$ = cat_str(3, make_str("trim(trailing"), $4, make_str(")")); }
3601 | TRIM '(' trim_list ')'
3602 { $$ = cat_str(3, make_str("trim("), $3, make_str(")")); }
3603 | CONVERT '(' a_expr USING any_name ')'
3604 { $$ = cat_str(5, make_str("convert("), $3, make_str("using"), $5, make_str(")"));}
3605 | CONVERT '(' expr_list ')'
3606 { $$ = cat_str(3, make_str("convert("), $3, make_str(")")); }
3607 | select_with_parens %prec UMINUS
3609 | EXISTS select_with_parens
3610 { $$ = cat2_str(make_str("exists"), $2); }
3611 | ARRAY select_with_parens
3612 { $$ = cat2_str(make_str("array"), $2); }
3614 { $$ = cat2_str(make_str("array"), $2); }
3617 * This used to use ecpg_expr, but since there is no shift/reduce conflict
3618 * anymore, we can remove ecpg_expr. - MM
3620 opt_indirection: '[' a_expr ']' opt_indirection
3621 { $$ = cat_str(4, make_str("["), $2, make_str("]"), $4); }
3622 | '[' a_expr ':' a_expr ']' opt_indirection
3623 { $$ = cat_str(6, make_str("["), $2, make_str(":"), $4, make_str("]"), $6); }
3630 | expr_list ',' a_expr
3631 { $$ = cat_str(3, $1, make_str(","), $3); }
3634 extract_list: extract_arg FROM a_expr
3635 { $$ = cat_str(3, $1, make_str("from"), $3); }
3640 type_list: type_list ',' Typename
3641 { $$ = cat_str(3, $1, ',', $3); }
3646 array_expr_list: array_expr { $$ = $1; }
3647 | array_expr_list ',' array_expr { $$ = cat_str(3, $1, make_str(","), $3); }
3651 array_expr: '[' expr_list ']' { $$ = cat_str(3, make_str("["), $2, make_str("]")); }
3652 | '[' array_expr_list ']' { $$ = cat_str(3, make_str("["), $2, make_str("]")); }
3654 /* Allow delimited string SCONST in extract_arg as an SQL extension.
3655 * - thomas 2001-04-12
3658 extract_arg: ident { $$ = $1; }
3659 | YEAR_P { $$ = make_str("year"); }
3660 | MONTH_P { $$ = make_str("month"); }
3661 | DAY_P { $$ = make_str("day"); }
3662 | HOUR_P { $$ = make_str("hour"); }
3663 | MINUTE_P { $$ = make_str("minute"); }
3664 | SECOND_P { $$ = make_str("second"); }
3665 | StringConst { $$ = $1; }
3669 a_expr overlay_placing substr_from substr_for
3670 { $$ = cat_str(4, $1, 42, $3, $4); }
3671 | a_expr overlay_placing substr_from
3672 { $$ = cat_str(3, $1, $2, $3); }
3676 PLACING a_expr { $$ = cat2_str(make_str("placing"), $2); }
3679 /* position_list uses b_expr not a_expr to avoid conflict with general IN */
3680 position_list: b_expr IN_P b_expr
3681 { $$ = cat_str(3, $1, make_str("in"), $3); }
3686 substr_list: a_expr substr_from substr_for
3687 { $$ = cat_str(3, $1, $2, $3); }
3688 | a_expr substr_for substr_from
3689 { $$ = cat_str(3, $1, $2, $3); }
3690 | a_expr substr_from
3691 { $$ = cat2_str($1, $2); }
3693 { $$ = cat2_str($1, $2); }
3700 substr_from: FROM a_expr
3701 { $$ = cat2_str(make_str("from"), $2); }
3704 substr_for: FOR a_expr
3705 { $$ = cat2_str(make_str("for"), $2); }
3708 trim_list: a_expr FROM expr_list
3709 { $$ = cat_str(3, $1, make_str("from"), $3); }
3711 { $$ = cat2_str(make_str("from"), $2); }
3716 in_expr: select_with_parens
3719 { $$ = cat_str(3, make_str("("), $2, make_str(")")); }
3723 * Define SQL92-style case clause.
3724 * Allow all four forms described in the standard:
3725 * - Full specification
3726 * CASE WHEN a = b THEN c ... ELSE d END
3727 * - Implicit argument
3728 * CASE a WHEN b THEN c ... ELSE d END
3729 * - Conditional NULL
3731 * same as CASE WHEN x = y THEN NULL ELSE x END
3732 * - Conditional substitution from list, use first non-null argument
3734 * same as CASE WHEN a IS NOT NULL THEN a WHEN b IS NOT NULL THEN b ... END
3735 * - thomas 1998-11-09
3737 case_expr: CASE case_arg when_clause_list case_default END_P
3738 { $$ = cat_str(5, make_str("case"), $2, $3, $4, make_str("end")); }
3739 | NULLIF '(' a_expr ',' a_expr ')'
3740 { $$ = cat_str(5, make_str("nullif("), $3, make_str(","), $5, make_str(")")); }
3741 | COALESCE '(' expr_list ')'
3742 { $$ = cat_str(3, make_str("coalesce("), $3, make_str(")")); }
3745 when_clause_list: when_clause_list when_clause
3746 { $$ = cat2_str($1, $2); }
3751 when_clause: WHEN a_expr THEN a_expr
3752 { $$ = cat_str(4, make_str("when"), $2, make_str("then"), $4); }
3755 case_default: ELSE a_expr
3756 { $$ = cat2_str(make_str("else"), $2); }
3761 case_arg: a_expr { $$ = $1; }
3762 | /*EMPTY*/ { $$ = EMPTY; }
3765 columnref: relation_name opt_indirection
3766 { $$ = cat2_str($1, $2); }
3767 | dotted_name opt_indirection
3768 { $$ = cat2_str($1, $2); }
3771 dotted_name: relation_name attrs
3772 { $$ = cat2_str($1, $2); }
3775 attrs: '.' attr_name
3776 { $$ = cat2_str(make_str("."), $2); }
3778 { $$ = make_str(".*"); }
3779 | '.' attr_name attrs
3780 { $$ = cat_str(3, make_str("."), $2, $3); }
3783 opt_empty_parentheses: '(' ')' { $$ = make_str("()"); }
3784 | /*EMPTY*/ { $$ = EMPTY; }
3788 /*****************************************************************************
3792 *****************************************************************************/
3794 /* Target lists as found in SELECT ... and INSERT VALUES ( ... ) */
3795 target_list: target_list ',' target_el
3796 { $$ = cat_str(3, $1, make_str(","), $3); }
3801 /* AS is not optional because shift/red conflict with unary ops */
3802 target_el: a_expr AS ColLabel
3803 { $$ = cat_str(3, $1, make_str("as"), $3); }
3807 { $$ = make_str("*"); }
3810 /* Target list as found in UPDATE table SET ... */
3811 update_target_list: update_target_list ',' update_target_el
3812 { $$ = cat_str(3, $1, make_str(","),$3); }
3813 | '(' inf_col_list ')' '=' '(' inf_val_list ')'
3815 struct inf_compat_col *ptrc;
3816 struct inf_compat_val *ptrv;
3817 char *cols = make_str( "(" );
3818 char *vals = make_str( "(" );
3820 for (ptrc = informix_col, ptrv = informix_val; ptrc != NULL && ptrv != NULL; ptrc = ptrc->next, ptrv = ptrv->next)
3822 if ( ptrc->next != NULL )
3824 cols = cat_str(4, cols, ptrc->name, ptrc->indirection, make_str(",") );
3828 cols = cat_str(4, cols, ptrc->name, ptrc->indirection, make_str(")") );
3830 if (ptrv->next != NULL )
3831 vals = cat_str(3, vals, ptrv->val, make_str("," ) );
3833 vals = cat_str( 3, vals, ptrv->val, make_str(")") );
3835 $$ = cat_str( 3, cols, make_str("="), vals );
3841 inf_col_list: ColId opt_indirection
3843 struct inf_compat_col *ptr = mm_alloc(sizeof(struct inf_compat_col));
3846 ptr->indirection = $2;
3850 | ColId opt_indirection ',' inf_col_list
3852 struct inf_compat_col *ptr = mm_alloc(sizeof(struct inf_compat_col));
3855 ptr->indirection = $2;
3856 ptr->next = informix_col;
3861 inf_val_list: a_expr
3863 struct inf_compat_val *ptr = mm_alloc(sizeof(struct inf_compat_val));
3869 | a_expr ',' inf_val_list
3871 struct inf_compat_val *ptr = mm_alloc(sizeof(struct inf_compat_val));
3874 ptr->next = informix_val;
3879 update_target_el: ColId opt_indirection '=' a_expr
3880 { $$ = cat_str(4, $1, $2, make_str("="), $4); }
3883 insert_target_list: insert_target_list ',' insert_target_el
3884 { $$ = cat_str(3, $1, make_str(","), $3); }
3889 insert_target_el: target_el { $$ = $1; }
3890 | DEFAULT { $$ = make_str("default"); }
3894 /*****************************************************************************
3896 * Names and constants
3898 *****************************************************************************/
3900 relation_name: SpecialRuleRelation { $$ = $1; }
3901 | ColId { $$ = $1; }
3904 qualified_name_list: qualified_name
3906 | qualified_name_list ',' qualified_name
3907 { $$ = cat_str(3, $1, make_str(","), $3); }
3910 qualified_name: relation_name
3918 | name_list ',' name
3919 { $$ = cat_str(3, $1, make_str(","), $3); }
3923 name: ColId { $$ = $1; };
3924 database_name: ColId { $$ = $1; };
3925 access_method: ColId { $$ = $1; };
3926 attr_name: ColId { $$ = $1; };
3927 index_name: ColId { $$ = $1; };
3929 file_name: StringConst { $$ = $1; };
3931 /* func_name will soon return a List ... but not yet */
3933 func_name: function_name
3934 { $$ = makeList1(makeString($1)); }
3939 func_name: function_name
3947 * Include TRUE/FALSE for SQL3 support. - thomas 1997-10-24
3949 AexprConst: PosAllConst
3951 | ConstTypename StringConst
3952 { $$ = cat2_str($1, $2); }
3953 | ConstInterval StringConst opt_interval
3954 { $$ = cat_str(3, $1, $2, $3); }
3955 | ConstInterval '(' PosIntConst ')' StringConst opt_interval
3956 { $$ = cat_str(6, $1, make_str("("), $3, make_str(")"), $5, $6); }
3957 | PARAM opt_indirection
3958 { $$ = cat2_str(make_str("param"), $2); }
3960 { $$ = make_str("true"); }
3962 { $$ = make_str("false"); }
3964 { $$ = make_str("null"); }
3969 Iconst: ICONST { $$ = make_name();};
3970 Fconst: FCONST { $$ = make_name();};
3971 Bconst: BCONST { $$ = make_name();};
3972 Xconst: XCONST { $$ = make_name();};
3975 $$ = (char *)mm_alloc(strlen($1) + 3);
3978 $$[strlen($1)+2]='\0';
3979 $$[strlen($1)+1]='\'';
3984 PosIntConst: Iconst { $$ = $1; }
3985 | civar { $$ = $1; }
3988 IntConst: PosIntConst { $$ = $1; }
3989 | '-' PosIntConst { $$ = cat2_str(make_str("-"), $2); }
3992 StringConst: Sconst { $$ = $1; }
3993 | civar { $$ = $1; }
3996 PosIntStringConst: Iconst { $$ = $1; }
3997 | Sconst { $$ = $1; }
3998 | civar { $$ = $1; }
4001 NumConst: Fconst { $$ = $1; }
4002 | Iconst { $$ = $1; }
4003 | '-' Fconst { $$ = cat2_str(make_str("-"), $2); }
4004 | '-' Iconst { $$ = cat2_str(make_str("-"), $2); }
4005 | civar { $$ = $1; }
4008 AllConst: Sconst { $$ = $1; }
4009 | NumConst { $$ = $1; }
4012 PosAllConst: Sconst { $$ = $1; }
4013 | Fconst { $$ = $1; }
4014 | Iconst { $$ = $1; }
4015 | Bconst { $$ = $1; }
4016 | Xconst { $$ = $1; }
4017 | civar { $$ = $1; }
4020 UserId: ColId { $$ = $1;};
4022 SpecialRuleRelation: OLD
4025 mmerror(PARSE_ERROR, ET_ERROR, "OLD used in non-rule query");
4027 $$ = make_str("old");
4032 mmerror(PARSE_ERROR, ET_ERROR, "NEW used in non-rule query");
4034 $$ = make_str("new");
4039 * and now special embedded SQL stuff
4043 * the exec sql connect statement: connect to the given database
4045 ECPGConnect: SQL_CONNECT TO connection_target opt_connection_name opt_user
4046 { $$ = cat_str(5, $3, make_str(","), $5, make_str(","), $4); }
4047 | SQL_CONNECT TO DEFAULT
4048 { $$ = make_str("NULL,NULL,NULL,\"DEFAULT\""); }
4049 /* also allow ORACLE syntax */
4050 | SQL_CONNECT ora_user
4051 { $$ = cat_str(3, make_str("NULL,"), $2, make_str(",NULL")); }
4052 | DATABASE connection_target
4053 { $$ = cat2_str($2, make_str(",NULL,NULL,NULL")); }
4056 connection_target: database_name opt_server opt_port
4058 /* old style: dbname[@server][:port] */
4059 if (strlen($2) > 0 && *($2) != '@')
4061 snprintf(errortext, sizeof(errortext),
4062 "Expected '@', found '%s'", $2);
4063 mmerror(PARSE_ERROR, ET_ERROR, errortext);
4066 $$ = make3_str(make_str("\""), make3_str($1, $2, $3), make_str("\""));
4068 | db_prefix ':' server opt_port '/' database_name opt_options
4070 /* new style: <tcp|unix>:postgresql://server[:port][/dbname] */
4071 if (strncmp($1, "unix:postgresql", strlen("unix:postgresql")) != 0 && strncmp($1, "tcp:postgresql", strlen("tcp:postgresql")) != 0)
4073 snprintf(errortext, sizeof(errortext), "only protocols 'tcp' and 'unix' and database type 'postgresql' are supported");
4074 mmerror(PARSE_ERROR, ET_ERROR, errortext);
4077 if (strncmp($3, "//", strlen("//")) != 0)
4079 snprintf(errortext, sizeof(errortext), "Expected '://', found '%s'", $3);
4080 mmerror(PARSE_ERROR, ET_ERROR, errortext);
4083 if (strncmp($1, "unix", strlen("unix")) == 0 &&
4084 strncmp($3 + strlen("//"), "localhost", strlen("localhost")) != 0 &&
4085 strncmp($3 + strlen("//"), "127.0.0.1", strlen("127.0.0.1")) != 0)
4087 snprintf(errortext, sizeof(errortext), "unix domain sockets only work on 'localhost' but not on '%9.9s'", $3 + strlen("//"));
4088 mmerror(PARSE_ERROR, ET_ERROR, errortext);
4091 $$ = make3_str(make3_str(make_str("\""), $1, make_str(":")), $3, make3_str(make3_str($4, make_str("/"), $6), $7, make_str("\"")));
4097 else if (strcmp($1, " ?") == 0) /* variable */
4099 enum ECPGttype type = argsinsert->variable->type->type;
4101 /* if array see what's inside */
4102 if (type == ECPGt_array)
4103 type = argsinsert->variable->type->u.element->type;
4105 /* handle varchars */
4106 if (type == ECPGt_varchar)
4107 $$ = make2_str(mm_strdup(argsinsert->variable->name), make_str(".arr"));
4109 $$ = mm_strdup(argsinsert->variable->name);
4112 $$ = make3_str(make_str("\""), $1, make_str("\""));
4116 db_prefix: ident CVARIABLE
4118 if (strcmp($2, "postgresql") != 0 && strcmp($2, "postgres") != 0)
4120 snprintf(errortext, sizeof(errortext), "Expected 'postgresql', found '%s'", $2);
4121 mmerror(PARSE_ERROR, ET_ERROR, errortext);
4124 if (strcmp($1, "tcp") != 0 && strcmp($1, "unix") != 0)
4126 snprintf(errortext, sizeof(errortext), "Illegal connection type %s", $1);
4127 mmerror(PARSE_ERROR, ET_ERROR, errortext);
4130 $$ = make3_str($1, make_str(":"), $2);
4134 server: Op server_name
4136 if (strcmp($1, "@") != 0 && strcmp($1, "//") != 0)
4138 snprintf(errortext, sizeof(errortext), "Expected '@' or '://', found '%s'", $1);
4139 mmerror(PARSE_ERROR, ET_ERROR, errortext);
4142 $$ = make2_str($1, $2);
4146 opt_server: server { $$ = $1; }
4147 | /*EMPTY*/ { $$ = EMPTY; }
4150 server_name: ColId { $$ = $1; }
4151 | ColId '.' server_name { $$ = make3_str($1, make_str("."), $3); }
4152 | IP { $$ = make_name(); }
4155 opt_port: ':' PosIntConst { $$ = make2_str(make_str(":"), $2); }
4156 | /*EMPTY*/ { $$ = EMPTY; }
4159 opt_connection_name: AS connection_target { $$ = $2; }
4160 | /*EMPTY*/ { $$ = make_str("NULL"); }
4163 opt_user: USER ora_user { $$ = $2; }
4164 | /*EMPTY*/ { $$ = make_str("NULL,NULL"); }
4168 { $$ = cat2_str($1, make_str(", NULL")); }
4169 | user_name '/' user_name
4170 { $$ = cat_str(3, $1, make_str(","), $3); }
4171 | user_name SQL_IDENTIFIED BY user_name
4172 { $$ = cat_str(3, $1, make_str(","), $4); }
4173 | user_name USING user_name
4174 { $$ = cat_str(3, $1, make_str(","), $3); }
4182 $$ = make3_str(make_str("\""), $1, make_str("\""));
4188 else if (strcmp($1, "?") == 0) /* variable */
4190 enum ECPGttype type = argsinsert->variable->type->type;
4192 /* if array see what's inside */
4193 if (type == ECPGt_array)
4194 type = argsinsert->variable->type->u.element->type;
4196 /* handle varchars */
4197 if (type == ECPGt_varchar)
4198 $$ = make2_str(mm_strdup(argsinsert->variable->name), make_str(".arr"));
4200 $$ = mm_strdup(argsinsert->variable->name);
4203 $$ = make3_str(make_str("\""), $1, make_str("\""));
4207 char_variable: CVARIABLE
4209 /* check if we have a char variable */
4210 struct variable *p = find_variable($1);
4211 enum ECPGttype type = p->type->type;
4213 /* if array see what's inside */
4214 if (type == ECPGt_array)
4215 type = p->type->u.element->type;
4220 case ECPGt_unsigned_char:
4224 $$ = make2_str($1, make_str(".arr"));
4227 mmerror(PARSE_ERROR, ET_ERROR, "invalid datatype");
4233 opt_options: Op ColId
4235 if (strlen($1) == 0)
4236 mmerror(PARSE_ERROR, ET_ERROR, "incomplete statement");
4238 if (strcmp($1, "?") != 0)
4240 snprintf(errortext, sizeof(errortext), "unrecognised token '%s'", $1);
4241 mmerror(PARSE_ERROR, ET_ERROR, errortext);
4244 $$ = make2_str(make_str("?"), $2);
4246 | /*EMPTY*/ { $$ = EMPTY; }
4250 * Declare a prepared cursor. The syntax is different from the standard
4251 * declare statement, so we create a new rule.
4253 ECPGCursorStmt: DECLARE name cursor_options CURSOR opt_hold FOR ident
4255 struct cursor *ptr, *this;
4256 struct variable *thisquery = (struct variable *)mm_alloc(sizeof(struct variable));
4258 for (ptr = cur; ptr != NULL; ptr = ptr->next)
4260 if (strcmp($2, ptr->name) == 0)
4262 /* re-definition is a bug */
4263 snprintf(errortext, sizeof(errortext), "cursor %s already defined", $2);
4264 mmerror(PARSE_ERROR, ET_ERROR, errortext);
4268 this = (struct cursor *) mm_alloc(sizeof(struct cursor));
4270 /* initial definition */
4273 this->connection = connection;
4274 this->command = cat_str(6, make_str("declare"), mm_strdup($2), $3, make_str("cursor"), $5, make_str("for ?"));
4275 this->argsresult = NULL;
4277 thisquery->type = &ecpg_query;
4278 thisquery->brace_level = 0;
4279 thisquery->next = NULL;
4280 thisquery->name = (char *) mm_alloc(sizeof("ECPGprepared_statement(\"\")") + strlen($7));
4281 sprintf(thisquery->name, "ECPGprepared_statement(\"%s\")", $7);
4283 this->argsinsert = NULL;
4284 add_variable(&(this->argsinsert), thisquery, &no_indicator);
4288 $$ = cat_str(3, make_str("/*"), mm_strdup(this->command), make_str("*/"));
4293 * the exec sql deallocate prepare command to deallocate a previously
4294 * prepared statement
4296 ECPGDeallocate: DEALLOCATE PREPARE ident
4303 * variable decalartion outside exec sql declare block
4305 ECPGVarDeclaration: single_vt_declaration;
4307 single_vt_declaration: type_declaration { $$ = $1; }
4308 | single_var_declaration { $$ = $1; }
4311 single_var_declaration: storage_declaration
4314 actual_type[struct_level].type_enum = $2.type_enum;
4315 actual_type[struct_level].type_dimension = $2.type_dimension;
4316 actual_type[struct_level].type_index = $2.type_index;
4317 actual_type[struct_level].type_sizeof = $2.type_sizeof;
4321 $$ = cat_str(5, actual_startline[struct_level], $1, $2.type_str, $4, make_str(";\n"));
4325 actual_type[struct_level].type_enum = $1.type_enum;
4326 actual_type[struct_level].type_dimension = $1.type_dimension;
4327 actual_type[struct_level].type_index = $1.type_index;
4328 actual_type[struct_level].type_sizeof = $1.type_sizeof;
4329 actual_storage[struct_level] = EMPTY;
4331 actual_startline[struct_level] = hashline_number();
4335 $$ = cat_str(4, actual_startline[struct_level], $1.type_str, $3, make_str(";\n"));
4337 | struct_union_type_with_symbol ';'
4339 /* this is essantially a typedef but needs the keyword struct/union as well */
4340 struct typedefs *ptr, *this;
4342 for (ptr = types; ptr != NULL; ptr = ptr->next)
4344 if (strcmp($1.type_str, ptr->name) == 0)
4346 /* re-definition is a bug */
4347 snprintf(errortext, sizeof(errortext), "Type %s already defined", $1.type_str);
4348 mmerror(PARSE_ERROR, ET_ERROR, errortext);
4352 this = (struct typedefs *) mm_alloc(sizeof(struct typedefs));
4354 /* initial definition */
4356 this->name = $1.type_str;
4357 this->type = (struct this_type *) mm_alloc(sizeof(struct this_type));
4358 this->type->type_enum = $1.type_enum;
4359 this->type->type_str = mm_strdup($1.type_str);
4360 this->type->type_dimension = make_str("-1"); /* dimension of array */
4361 this->type->type_index = make_str("-1"); /* length of string */
4362 this->type->type_sizeof = ECPGstruct_sizeof;
4363 this->struct_member_list = struct_member_list[struct_level];
4366 $$ = cat2_str($1.type_sizeof, make_str(";"));
4370 precision: NumConst { $$ = $1; };
4372 opt_scale: ',' NumConst { $$ = $2; }
4373 | /* EMPTY */ { $$ = EMPTY; }
4376 ecpg_interval: opt_interval { $$ = $1; }
4377 | YEAR_P TO MINUTE_P { $$ = make_str("year to minute"); }
4378 | YEAR_P TO SECOND_P { $$ = make_str("year to second"); }
4379 | DAY_P TO DAY_P { $$ = make_str("day to day"); }
4380 | MONTH_P TO MONTH_P { $$ = make_str("month to month"); }
4383 single_vt_type: common_type
4386 $$.type_enum = ECPGt_double;
4387 $$.type_str = make_str("double");
4388 $$.type_dimension = make_str("-1");
4389 $$.type_index = make_str("-1");
4390 $$.type_sizeof = NULL;
4392 | ECPGColLabelCommon ecpg_interval
4394 if (strlen($2) != 0 && strcmp ($1, "datetime") != 0 && strcmp ($1, "interval") != 0)
4395 mmerror (PARSE_ERROR, ET_ERROR, "Interval specification not allowed here ");
4398 * Check for type names that the SQL grammar treats as
4399 * unreserved keywords
4401 if (strcmp($1, "varchar") == 0)
4403 $$.type_enum = ECPGt_varchar;
4404 $$.type_str = EMPTY;
4405 $$.type_dimension = make_str("-1");
4406 $$.type_index = make_str("-1");
4407 $$.type_sizeof = NULL;
4409 else if (strcmp($1, "float") == 0)
4411 $$.type_enum = ECPGt_float;
4412 $$.type_str = make_str("float");
4413 $$.type_dimension = make_str("-1");
4414 $$.type_index = make_str("-1");
4415 $$.type_sizeof = NULL;
4417 else if (strcmp($1, "numeric") == 0)
4419 $$.type_enum = ECPGt_numeric;
4420 $$.type_str = EMPTY;
4421 $$.type_dimension = make_str("-1");
4422 $$.type_index = make_str("-1");
4423 $$.type_sizeof = NULL;
4425 else if (strcmp($1, "decimal") == 0)
4427 $$.type_enum = ECPGt_numeric;
4428 $$.type_str = EMPTY;
4429 $$.type_dimension = make_str("-1");
4430 $$.type_index = make_str("-1");
4431 $$.type_sizeof = NULL;
4433 else if (strcmp($1, "date") == 0)
4435 $$.type_enum = ECPGt_date;
4436 $$.type_str = make_str("Date");
4437 $$.type_dimension = make_str("-1");
4438 $$.type_index = make_str("-1");
4439 $$.type_sizeof = NULL;
4441 else if (strcmp($1, "timestamp") == 0)
4443 $$.type_enum = ECPGt_timestamp;
4444 $$.type_str = make_str("Timestamp");
4445 $$.type_dimension = make_str("-1");
4446 $$.type_index = make_str("-1");
4447 $$.type_sizeof = NULL;
4449 else if (strcmp($1, "datetime") == 0)
4451 $$.type_enum = ECPGt_timestamp;
4452 $$.type_str = make_str("Timestamp");
4453 $$.type_dimension = make_str("-1");
4454 $$.type_index = make_str("-1");
4455 $$.type_sizeof = NULL;
4457 else if (strcmp($1, "interval") == 0)
4459 $$.type_enum = ECPGt_interval;
4460 $$.type_str = EMPTY;
4461 $$.type_dimension = make_str("-1");
4462 $$.type_index = make_str("-1");
4463 $$.type_sizeof = NULL;
4467 /* this is for typedef'ed types */
4468 struct typedefs *this = get_typedef($1);
4470 $$.type_str = (this->type->type_enum == ECPGt_varchar) ? EMPTY : mm_strdup(this->name);
4471 $$.type_enum = this->type->type_enum;
4472 $$.type_dimension = this->type->type_dimension;
4473 $$.type_index = this->type->type_index;
4474 $$.type_sizeof = this->type->type_sizeof;
4475 struct_member_list[struct_level] = ECPGstruct_member_dup(this->struct_member_list);
4478 | s_struct_union_symbol
4480 /* this is for named structs/unions */
4482 struct typedefs *this;
4483 bool forward = (forward_name != NULL && strcmp($1.symbol, forward_name) == 0 && strcmp($1.su, "struct") == 0);
4485 name = cat2_str($1.su, $1.symbol);
4486 /* Do we have a forward definition? */
4491 this = get_typedef(name);
4492 $$.type_str = mm_strdup(this->name);
4493 $$.type_enum = this->type->type_enum;
4494 $$.type_dimension = this->type->type_dimension;
4495 $$.type_index = this->type->type_index;
4496 $$.type_sizeof = this->type->type_sizeof;
4497 struct_member_list[struct_level] = ECPGstruct_member_dup(this->struct_member_list);
4503 $$.type_enum = ECPGt_long;
4504 $$.type_dimension = make_str("-1");
4505 $$.type_index = make_str("-1");
4506 $$.type_sizeof = make_str("");
4507 struct_member_list[struct_level] = NULL;
4513 * variable declaration inside exec sql declare block
4515 ECPGDeclaration: sql_startdeclare
4516 { fputs("/* exec sql begin declare section */", yyout); }
4517 var_type_declarations sql_enddeclare
4519 fprintf(yyout, "%s/* exec sql end declare section */", $3);
4521 output_line_number();
4525 sql_startdeclare: ecpgstart BEGIN_P DECLARE SQL_SECTION ';' {};
4527 sql_enddeclare: ecpgstart END_P DECLARE SQL_SECTION ';' {};
4529 var_type_declarations: /*EMPTY*/ { $$ = EMPTY; }
4530 | vt_declarations { $$ = $1; }
4533 vt_declarations: var_declaration { $$ = $1; }
4534 | type_declaration { $$ = $1; }
4535 | vt_declarations var_declaration { $$ = cat2_str($1, $2); }
4536 | vt_declarations type_declaration { $$ = cat2_str($1, $2); }
4539 variable_declarations: var_declaration { $$ = $1; }
4540 | variable_declarations var_declaration { $$ = cat2_str($1, $2); }
4543 type_declaration: S_TYPEDEF
4545 /* reset this variable so we see if there was */
4546 /* an initializer specified */
4549 var_type opt_pointer ECPGColLabelCommon opt_array_bounds ';'
4551 /* add entry to list */
4552 struct typedefs *ptr, *this;
4553 char * dimension = $6.index1;
4554 char * length = $6.index2;
4556 if (($3.type_enum == ECPGt_struct ||
4557 $3.type_enum == ECPGt_union) &&
4560 mmerror(PARSE_ERROR, ET_ERROR, "Initializer not allowed in typedef command");
4565 for (ptr = types; ptr != NULL; ptr = ptr->next)
4567 if (strcmp($5, ptr->name) == 0)
4569 /* re-definition is a bug */
4570 snprintf(errortext, sizeof(errortext), "Type %s already defined", $5);
4571 mmerror(PARSE_ERROR, ET_ERROR, errortext);
4575 adjust_array($3.type_enum, &dimension, &length, $3.type_dimension, $3.type_index, *$4?1:0);
4577 this = (struct typedefs *) mm_alloc(sizeof(struct typedefs));
4579 /* initial definition */
4582 this->type = (struct this_type *) mm_alloc(sizeof(struct this_type));
4583 this->type->type_enum = $3.type_enum;
4584 this->type->type_str = mm_strdup($5);
4585 this->type->type_dimension = dimension; /* dimension of array */
4586 this->type->type_index = length; /* length of string */
4587 this->type->type_sizeof = ECPGstruct_sizeof;
4588 this->struct_member_list = ($3.type_enum == ECPGt_struct || $3.type_enum == ECPGt_union) ?
4589 struct_member_list[struct_level] : NULL;
4591 if ($3.type_enum != ECPGt_varchar &&
4592 $3.type_enum != ECPGt_char &&
4593 $3.type_enum != ECPGt_unsigned_char &&
4594 atoi(this->type->type_index) >= 0)
4595 mmerror(PARSE_ERROR, ET_ERROR, "No multi-dimensional array support for simple data types");
4600 fprintf(yyout, "typedef %s %s %s %s;\n", $3.type_str, *$4?"*":"", $5, $6.str);
4601 output_line_number();
4605 var_declaration: storage_declaration
4608 actual_type[struct_level].type_enum = $2.type_enum;
4609 actual_type[struct_level].type_dimension = $2.type_dimension;
4610 actual_type[struct_level].type_index = $2.type_index;
4611 actual_type[struct_level].type_sizeof = $2.type_sizeof;
4615 $$ = cat_str(5, actual_startline[struct_level], $1, $2.type_str, $4, make_str(";\n"));
4619 actual_type[struct_level].type_enum = $1.type_enum;
4620 actual_type[struct_level].type_dimension = $1.type_dimension;
4621 actual_type[struct_level].type_index = $1.type_index;
4622 actual_type[struct_level].type_sizeof = $1.type_sizeof;
4623 actual_storage[struct_level] = EMPTY;
4625 actual_startline[struct_level] = hashline_number();
4629 $$ = cat_str(4, actual_startline[struct_level], $1.type_str, $3, make_str(";\n"));
4631 | struct_union_type_with_symbol ';'
4633 /* this is essantially a typedef but needs the keyword struct/union as well */
4634 struct typedefs *ptr, *this;
4636 for (ptr = types; ptr != NULL; ptr = ptr->next)
4638 if (strcmp($1.type_str, ptr->name) == 0)
4640 /* re-definition is a bug */
4641 snprintf(errortext, sizeof(errortext), "Type %s already defined", $1.type_str);
4642 mmerror(PARSE_ERROR, ET_ERROR, errortext);
4646 this = (struct typedefs *) mm_alloc(sizeof(struct typedefs));
4648 /* initial definition */
4650 this->name = $1.type_str;
4651 this->type = (struct this_type *) mm_alloc(sizeof(struct this_type));
4652 this->type->type_enum = $1.type_enum;
4653 this->type->type_str = mm_strdup($1.type_str);
4654 this->type->type_dimension = make_str("-1"); /* dimension of array */
4655 this->type->type_index = make_str("-1"); /* length of string */
4656 this->type->type_sizeof = ECPGstruct_sizeof;
4657 this->struct_member_list = struct_member_list[struct_level];
4660 $$ = cat2_str($1.type_sizeof, make_str(";"));
4664 storage_declaration: storage_clause storage_modifier
4666 actual_storage[struct_level] = cat2_str(mm_strdup($1), mm_strdup($2));
4667 actual_startline[struct_level] = hashline_number();
4671 actual_storage[struct_level] = mm_strdup($1);
4672 actual_startline[struct_level] = hashline_number();
4676 actual_storage[struct_level] = mm_strdup($1);
4677 actual_startline[struct_level] = hashline_number();
4681 storage_clause : S_EXTERN { $$ = make_str("extern"); }
4682 | S_STATIC { $$ = make_str("static"); }
4683 | S_REGISTER { $$ = make_str("register"); }
4684 | S_AUTO { $$ = make_str("auto"); }
4687 storage_modifier : S_CONST { $$ = make_str("const"); }
4688 | S_VOLATILE { $$ = make_str("volatile"); }
4691 common_type: simple_type
4694 $$.type_str = mm_strdup(ECPGtype_name($1));
4695 $$.type_dimension = make_str("-1");
4696 $$.type_index = make_str("-1");
4697 $$.type_sizeof = NULL;
4702 $$.type_dimension = make_str("-1");
4703 $$.type_index = make_str("-1");
4705 if (strncmp($1, "struct", sizeof("struct")-1) == 0)
4707 $$.type_enum = ECPGt_struct;
4708 $$.type_sizeof = ECPGstruct_sizeof;
4712 $$.type_enum = ECPGt_union;
4713 $$.type_sizeof = NULL;
4719 $$.type_enum = ECPGt_int;
4720 $$.type_dimension = make_str("-1");
4721 $$.type_index = make_str("-1");
4722 $$.type_sizeof = NULL;
4724 | ECPGColLabelCommon '(' precision opt_scale ')'
4726 if (strcmp($1, "numeric") != 0 && strcmp($1, "decimal") != 0)
4727 mmerror(PARSE_ERROR, ET_ERROR, "Only numeric/decimal have precision/scale argument");
4729 $$.type_enum = ECPGt_numeric;
4730 $$.type_str = EMPTY;
4731 $$.type_dimension = make_str("-1");
4732 $$.type_index = make_str("-1");
4733 $$.type_sizeof = NULL;
4737 var_type: common_type
4738 | ECPGColLabel ecpg_interval
4740 if (strlen($2) != 0 && strcmp ($1, "datetime") != 0 && strcmp ($1, "interval") != 0)
4741 mmerror (PARSE_ERROR, ET_ERROR, "Interval specification not allowed here ");
4744 * Check for type names that the SQL grammar treats as
4745 * unreserved keywords
4747 if (strcmp($1, "varchar") == 0)
4749 $$.type_enum = ECPGt_varchar;
4750 $$.type_str = EMPTY; /*make_str("varchar");*/
4751 $$.type_dimension = make_str("-1");
4752 $$.type_index = make_str("-1");
4753 $$.type_sizeof = NULL;
4755 else if (strcmp($1, "float") == 0)
4757 $$.type_enum = ECPGt_float;
4758 $$.type_str = make_str("float");
4759 $$.type_dimension = make_str("-1");
4760 $$.type_index = make_str("-1");
4761 $$.type_sizeof = NULL;
4763 else if (strcmp($1, "double") == 0)
4765 $$.type_enum = ECPGt_double;
4766 $$.type_str = make_str("double");
4767 $$.type_dimension = make_str("-1");
4768 $$.type_index = make_str("-1");
4769 $$.type_sizeof = NULL;
4771 else if (strcmp($1, "numeric") == 0)
4773 $$.type_enum = ECPGt_numeric;
4774 $$.type_str = EMPTY;
4775 $$.type_dimension = make_str("-1");
4776 $$.type_index = make_str("-1");
4777 $$.type_sizeof = NULL;
4779 else if (strcmp($1, "decimal") == 0)
4781 $$.type_enum = ECPGt_numeric;
4782 $$.type_str = EMPTY;
4783 $$.type_dimension = make_str("-1");
4784 $$.type_index = make_str("-1");
4785 $$.type_sizeof = NULL;
4787 else if (strcmp($1, "date") == 0)
4789 $$.type_enum = ECPGt_date;
4790 $$.type_str = make_str("Date");
4791 $$.type_dimension = make_str("-1");
4792 $$.type_index = make_str("-1");
4793 $$.type_sizeof = NULL;
4795 else if (strcmp($1, "timestamp") == 0)
4797 $$.type_enum = ECPGt_timestamp;
4798 $$.type_str = make_str("Timestamp");
4799 $$.type_dimension = make_str("-1");
4800 $$.type_index = make_str("-1");
4801 $$.type_sizeof = NULL;
4803 else if (strcmp($1, "interval") == 0)
4805 $$.type_enum = ECPGt_interval;
4806 $$.type_str = EMPTY;
4807 $$.type_dimension = make_str("-1");
4808 $$.type_index = make_str("-1");
4809 $$.type_sizeof = NULL;
4811 else if (strcmp($1, "datetime") == 0)
4813 $$.type_enum = ECPGt_timestamp;
4814 $$.type_str = make_str("Timestamp");
4815 $$.type_dimension = make_str("-1");
4816 $$.type_index = make_str("-1");
4817 $$.type_sizeof = NULL;
4821 /* this is for typedef'ed types */
4822 struct typedefs *this = get_typedef($1);
4824 $$.type_str = (this->type->type_enum == ECPGt_varchar) ? EMPTY : mm_strdup(this->name);
4825 $$.type_enum = this->type->type_enum;
4826 $$.type_dimension = this->type->type_dimension;
4827 $$.type_index = this->type->type_index;
4828 $$.type_sizeof = this->type->type_sizeof;
4829 struct_member_list[struct_level] = ECPGstruct_member_dup(this->struct_member_list);
4832 | s_struct_union_symbol
4834 /* this is for named structs/unions */
4836 struct typedefs *this;
4837 bool forward = (forward_name != NULL && strcmp($1.symbol, forward_name) == 0 && strcmp($1.su, "struct") == 0);
4839 name = cat2_str($1.su, $1.symbol);
4840 /* Do we have a forward definition? */
4845 this = get_typedef(name);
4846 $$.type_str = mm_strdup(this->name);
4847 $$.type_enum = this->type->type_enum;
4848 $$.type_dimension = this->type->type_dimension;
4849 $$.type_index = this->type->type_index;
4850 $$.type_sizeof = this->type->type_sizeof;
4851 struct_member_list[struct_level] = ECPGstruct_member_dup(this->struct_member_list);
4857 $$.type_enum = ECPGt_long;
4858 $$.type_dimension = make_str("-1");
4859 $$.type_index = make_str("-1");
4860 $$.type_sizeof = make_str("");
4861 struct_member_list[struct_level] = NULL;
4866 enum_type: SQL_ENUM symbol enum_definition
4867 { $$ = cat_str(3, make_str("enum"), $2, $3); }
4868 | SQL_ENUM enum_definition
4869 { $$ = cat2_str(make_str("enum"), $2); }
4871 { $$ = cat2_str(make_str("enum"), $2); }
4874 enum_definition: '{' c_list '}'
4875 { $$ = cat_str(3, make_str("{"), $2, make_str("}")); };
4877 struct_union_type_with_symbol: s_struct_union_symbol
4879 struct_member_list[struct_level++] = NULL;
4880 if (struct_level >= STRUCT_DEPTH)
4881 mmerror(PARSE_ERROR, ET_ERROR, "Too many levels in nested structure/union definition");
4882 forward_name = mm_strdup($1.symbol);
4884 '{' variable_declarations '}'
4886 ECPGfree_struct_member(struct_member_list[struct_level]);
4887 struct_member_list[struct_level] = NULL;
4888 free(actual_storage[struct_level--]);
4889 if (strncmp($1.su, "struct", sizeof("struct")-1) == 0)
4890 $$.type_enum = ECPGt_struct;
4892 $$.type_enum = ECPGt_union;
4893 $$.type_str = cat2_str($1.su, $1.symbol);
4894 $$.type_sizeof = cat_str(4, mm_strdup($$.type_str), make_str("{"), $4, make_str("}"));
4896 forward_name = NULL;
4900 struct_union_type: struct_union_type_with_symbol { $$ = $1.type_sizeof; }
4903 struct_member_list[struct_level++] = NULL;
4904 if (struct_level >= STRUCT_DEPTH)
4905 mmerror(PARSE_ERROR, ET_ERROR, "Too many levels in nested structure/union definition");
4907 '{' variable_declarations '}'
4909 ECPGfree_struct_member(struct_member_list[struct_level]);
4910 struct_member_list[struct_level] = NULL;
4911 free(actual_storage[struct_level--]);
4912 $$ = cat_str(4, $1, make_str("{"), $4, make_str("}"));
4916 s_struct_union_symbol: SQL_STRUCT symbol
4918 $$.su = make_str("struct");
4920 ECPGstruct_sizeof = cat_str(3, make_str("sizeof("), cat2_str(mm_strdup($$.su), mm_strdup($$.symbol)), make_str(")"));
4924 $$.su = make_str("union");
4929 s_struct_union: SQL_STRUCT
4931 ECPGstruct_sizeof = make_str(""); /* This must not be NULL to distinguish from simple types. */
4932 $$ = make_str("struct");
4934 | UNION { $$ = make_str("union"); }
4937 simple_type: unsigned_type { $$=$1; }
4938 | opt_signed signed_type { $$=$2; }
4941 unsigned_type: SQL_UNSIGNED SQL_SHORT { $$ = ECPGt_unsigned_short; }
4942 | SQL_UNSIGNED SQL_SHORT INT_P { $$ = ECPGt_unsigned_short; }
4943 | SQL_UNSIGNED { $$ = ECPGt_unsigned_int; }
4944 | SQL_UNSIGNED INT_P { $$ = ECPGt_unsigned_int; }
4945 | SQL_UNSIGNED SQL_LONG { $$ = ECPGt_unsigned_long; }
4946 | SQL_UNSIGNED SQL_LONG INT_P { $$ = ECPGt_unsigned_long; }
4947 | SQL_UNSIGNED SQL_LONG SQL_LONG
4949 #ifdef HAVE_LONG_LONG_INT_64
4950 $$ = ECPGt_unsigned_long_long;
4952 $$ = ECPGt_unsigned_long;
4955 | SQL_UNSIGNED SQL_LONG SQL_LONG INT_P
4957 #ifdef HAVE_LONG_LONG_INT_64
4958 $$ = ECPGt_unsigned_long_long;
4960 $$ = ECPGt_unsigned_long;
4963 | SQL_UNSIGNED CHAR_P { $$ = ECPGt_unsigned_char; }
4966 signed_type: SQL_SHORT { $$ = ECPGt_short; }
4967 | SQL_SHORT INT_P { $$ = ECPGt_short; }
4968 | INT_P { $$ = ECPGt_int; }
4969 | SQL_LONG { $$ = ECPGt_long; }
4970 | SQL_LONG INT_P { $$ = ECPGt_long; }
4973 #ifdef HAVE_LONG_LONG_INT_64
4974 $$ = ECPGt_long_long;
4979 | SQL_LONG SQL_LONG INT_P
4981 #ifdef HAVE_LONG_LONG_INT_64
4982 $$ = ECPGt_long_long;
4987 | SQL_BOOL { $$ = ECPGt_bool; }
4988 | CHAR_P { $$ = ECPGt_char; }
4991 opt_signed: SQL_SIGNED
4995 variable_list: variable
4997 | variable_list ',' variable
4998 { $$ = cat_str(3, $1, make_str(","), $3); }
5001 variable: opt_pointer ECPGColLabelCommon opt_array_bounds opt_initializer
5003 struct ECPGtype * type;
5004 char *dimension = $3.index1; /* dimension of array */
5005 char *length = $3.index2; /* length of string */
5008 adjust_array(actual_type[struct_level].type_enum, &dimension, &length, actual_type[struct_level].type_dimension, actual_type[struct_level].type_index, strlen($1));
5010 switch (actual_type[struct_level].type_enum)
5014 if (atoi(dimension) < 0)
5015 type = ECPGmake_struct_type(struct_member_list[struct_level], actual_type[struct_level].type_enum, actual_type[struct_level].type_sizeof);
5017 type = ECPGmake_array_type(ECPGmake_struct_type(struct_member_list[struct_level], actual_type[struct_level].type_enum, actual_type[struct_level].type_sizeof), dimension);
5019 $$ = cat_str(4, $1, mm_strdup($2), $3.str, $4);
5023 if (atoi(dimension) < 0)
5024 type = ECPGmake_simple_type(actual_type[struct_level].type_enum, length);
5026 type = ECPGmake_array_type(ECPGmake_simple_type(actual_type[struct_level].type_enum, length), dimension);
5028 if (strcmp(dimension, "0") == 0 || abs(atoi(dimension)) == 1)
5031 sprintf(dim, "[%s]", dimension);
5032 if (strcmp(length, "0") == 0)
5033 mmerror(PARSE_ERROR, ET_ERROR, "pointer to varchar are not implemented");
5035 if (strcmp(dimension, "0") == 0)
5036 $$ = cat_str(7, mm_strdup(actual_storage[struct_level]), make2_str(make_str(" struct varchar_"), mm_strdup($2)), make_str(" { int len; char arr["), mm_strdup(length), make_str("]; } *"), mm_strdup($2), $4);
5038 $$ = cat_str(8, mm_strdup(actual_storage[struct_level]), make2_str(make_str(" struct varchar_"), mm_strdup($2)), make_str(" { int len; char arr["), mm_strdup(length), make_str("]; } "), mm_strdup($2), mm_strdup(dim), $4);
5042 case ECPGt_unsigned_char:
5043 if (atoi(dimension) == -1)
5044 type = ECPGmake_simple_type(actual_type[struct_level].type_enum, length);
5046 type = ECPGmake_array_type(ECPGmake_simple_type(actual_type[struct_level].type_enum, length), dimension);
5048 $$ = cat_str(4, $1, mm_strdup($2), $3.str, $4);
5052 if (atoi(dimension) < 0)
5053 type = ECPGmake_simple_type(actual_type[struct_level].type_enum, length);
5055 type = ECPGmake_array_type(ECPGmake_simple_type(actual_type[struct_level].type_enum, length), dimension);
5057 if (atoi(dimension) < 0)
5058 $$ = cat_str(4, mm_strdup(actual_storage[struct_level]), make_str("Numeric"), mm_strdup($2), $4);
5060 $$ = cat_str(5, mm_strdup(actual_storage[struct_level]), make_str("Numeric"), mm_strdup($2), mm_strdup(dim), $4);
5063 case ECPGt_interval:
5064 if (atoi(dimension) < 0)
5065 type = ECPGmake_simple_type(actual_type[struct_level].type_enum, length);
5067 type = ECPGmake_array_type(ECPGmake_simple_type(actual_type[struct_level].type_enum, length), dimension);
5069 if (atoi(dimension) < 0)
5070 $$ = cat_str(4, mm_strdup(actual_storage[struct_level]), make_str("Interval"), mm_strdup($2), $4);
5072 $$ = cat_str(5, mm_strdup(actual_storage[struct_level]), make_str("Interval"), mm_strdup($2), mm_strdup(dim), $4);
5076 if (atoi(dimension) < 0)
5077 type = ECPGmake_simple_type(actual_type[struct_level].type_enum, make_str("1"));
5079 type = ECPGmake_array_type(ECPGmake_simple_type(actual_type[struct_level].type_enum, make_str("1")), dimension);
5081 $$ = cat_str(4, $1, mm_strdup($2), $3.str, $4);
5085 if (struct_level == 0)
5086 new_variable($2, type, braces_open);
5088 ECPGmake_struct_member($2, type, &(struct_member_list[struct_level - 1]));
5094 opt_initializer: /*EMPTY*/
5099 $$ = cat2_str(make_str("="), $2);
5103 opt_pointer: /*EMPTY*/ { $$ = EMPTY; }
5104 | '*' { $$ = make_str("*"); }
5105 | '*' '*' { $$ = make_str("**"); }
5109 * As long as the prepare statement is not supported by the backend, we will
5110 * try to simulate it here so we get dynamic SQL
5112 ECPGDeclare: DECLARE STATEMENT ident
5114 /* this is only supported for compatibility */
5115 $$ = cat_str(3, make_str("/* declare statement"), $3, make_str("*/"));
5119 * the exec sql disconnect statement: disconnect from the given database
5121 ECPGDisconnect: SQL_DISCONNECT dis_name { $$ = $2; }
5124 dis_name: connection_object { $$ = $1; }
5125 | SQL_CURRENT { $$ = make_str("\"CURRENT\""); }
5126 | ALL { $$ = make_str("\"ALL\""); }
5127 | /*EMPTY*/ { $$ = make_str("\"CURRENT\""); }
5130 connection_object: connection_target { $$ = $1; }
5131 | DEFAULT { $$ = make_str("\"DEFAULT\""); }
5135 * execute a given string as sql command
5137 ECPGExecute : EXECUTE IMMEDIATE execstring
5139 struct variable *thisquery = (struct variable *)mm_alloc(sizeof(struct variable));
5141 thisquery->type = &ecpg_query;
5142 thisquery->brace_level = 0;
5143 thisquery->next = NULL;
5144 thisquery->name = $3;
5146 add_variable(&argsinsert, thisquery, &no_indicator);
5152 struct variable *thisquery = (struct variable *)mm_alloc(sizeof(struct variable));
5154 thisquery->type = &ecpg_query;
5155 thisquery->brace_level = 0;
5156 thisquery->next = NULL;
5157 thisquery->name = (char *) mm_alloc(sizeof("ECPGprepared_statement(\"\")") + strlen($2));
5158 sprintf(thisquery->name, "ECPGprepared_statement(\"%s\")", $2);
5160 add_variable(&argsinsert, thisquery, &no_indicator);
5168 execute_rest: ecpg_using ecpg_into { $$ = EMPTY; }
5169 | ecpg_into ecpg_using { $$ = EMPTY; }
5170 | ecpg_using { $$ = EMPTY; }
5171 | ecpg_into { $$ = EMPTY; }
5172 | /* EMPTY */ { $$ = EMPTY; }
5175 execstring: char_variable
5178 { $$ = make3_str(make_str("\""), $1, make_str("\"")); }
5182 * the exec sql free command to deallocate a previously
5183 * prepared statement
5185 ECPGFree: SQL_FREE name { $$ = $2; };
5188 * open is an open cursor, at the moment this has to be removed
5190 ECPGOpen: SQL_OPEN name opt_ecpg_using { $$ = $2; };
5192 opt_ecpg_using: /*EMPTY*/ { $$ = EMPTY; }
5193 | ecpg_using { $$ = $1; }
5196 ecpg_using: USING using_list { $$ = EMPTY; }
5199 using_descriptor: USING opt_sql SQL_DESCRIPTOR quoted_ident_stringvar
5201 add_variable(&argsresult, descriptor_variable($4,0), &no_indicator);
5206 into_descriptor: INTO opt_sql SQL_DESCRIPTOR quoted_ident_stringvar
5208 add_variable(&argsresult, descriptor_variable($4,0), &no_indicator);
5213 opt_sql: /*EMPTY*/ | SQL_SQL;
5215 ecpg_into_using: ecpg_into { $$ = EMPTY; }
5216 | using_descriptor { $$ = $1; }
5219 ecpg_into: INTO into_list { $$ = EMPTY; }
5220 | into_descriptor { $$ = $1; }
5223 using_list: civar | civar ',' using_list;
5226 * As long as the prepare statement is not supported by the backend, we will
5227 * try to simulate it here so we get dynamic SQL
5229 * It is supported now but not usable yet by ecpg.
5231 ECPGPrepare: PREPARE name FROM execstring
5232 { $$ = cat2_str(make3_str(make_str("\""), $2, make_str("\",")), $4); }
5235 * We accept descibe but do nothing with it so far.
5237 ECPGDescribe: SQL_DESCRIBE INPUT_P name using_descriptor
5239 mmerror(PARSE_ERROR, ET_WARNING, "using unsupported describe statement.\n");
5240 $$ = (char *) mm_alloc(sizeof("1, ECPGprepared_statement(\"\")") + strlen($3));
5241 sprintf($$, "1, ECPGprepared_statement(\"%s\")", $3);
5243 | SQL_DESCRIBE opt_output name using_descriptor
5245 mmerror(PARSE_ERROR, ET_WARNING, "using unsupported describe statement.\n");
5246 $$ = (char *) mm_alloc(sizeof("0, ECPGprepared_statement(\"\")") + strlen($3));
5247 sprintf($$, "0, ECPGprepared_statement(\"%s\")", $3);
5249 | SQL_DESCRIBE opt_output name into_descriptor
5251 mmerror(PARSE_ERROR, ET_WARNING, "using unsupported describe statement.\n");
5252 $$ = (char *) mm_alloc(sizeof("0, ECPGprepared_statement(\"\")") + strlen($3));
5253 sprintf($$, "0, ECPGprepared_statement(\"%s\")", $3);
5257 opt_output: SQL_OUTPUT { $$ = make_str("output"); }
5258 | /* EMPTY */ { $$ = EMPTY; }
5262 * dynamic SQL: descriptor based access
5263 * written by Christof Petig <christof.petig@wtal.de>
5267 * deallocate a descriptor
5269 ECPGDeallocateDescr: DEALLOCATE SQL_DESCRIPTOR quoted_ident_stringvar
5271 drop_descriptor($3,connection);
5277 * allocate a descriptor
5279 ECPGAllocateDescr: SQL_ALLOCATE SQL_DESCRIPTOR quoted_ident_stringvar
5281 add_descriptor($3,connection);
5286 * read from descriptor
5289 ECPGGetDescHeaderItem: CVARIABLE '=' desc_header_item
5290 { push_assignment($1, $3); }
5293 desc_header_item: SQL_COUNT { $$ = ECPGd_count; }
5296 ECPGGetDescItem: CVARIABLE '=' descriptor_item { push_assignment($1, $3); };
5298 descriptor_item: SQL_CARDINALITY { $$ = ECPGd_cardinality; }
5299 | SQL_DATA { $$ = ECPGd_data; }
5300 | SQL_DATETIME_INTERVAL_CODE { $$ = ECPGd_di_code; }
5301 | SQL_DATETIME_INTERVAL_PRECISION { $$ = ECPGd_di_precision; }
5302 | SQL_INDICATOR { $$ = ECPGd_indicator; }
5303 | SQL_KEY_MEMBER { $$ = ECPGd_key_member; }
5304 | SQL_LENGTH { $$ = ECPGd_length; }
5305 | SQL_NAME { $$ = ECPGd_name; }
5306 | SQL_NULLABLE { $$ = ECPGd_nullable; }
5307 | SQL_OCTET_LENGTH { $$ = ECPGd_octet; }
5308 | PRECISION { $$ = ECPGd_precision; }
5309 | SQL_RETURNED_LENGTH { $$ = ECPGd_length; }
5310 | SQL_RETURNED_OCTET_LENGTH { $$ = ECPGd_ret_octet; }
5311 | SQL_SCALE { $$ = ECPGd_scale; }
5312 | TYPE_P { $$ = ECPGd_type; }
5315 ECPGGetDescHeaderItems: ECPGGetDescHeaderItem
5316 | ECPGGetDescHeaderItems ',' ECPGGetDescHeaderItem
5319 ECPGGetDescItems: ECPGGetDescItem
5320 | ECPGGetDescItems ',' ECPGGetDescItem
5323 ECPGGetDescriptorHeader: GET SQL_DESCRIPTOR quoted_ident_stringvar
5324 ECPGGetDescHeaderItems
5328 ECPGGetDescriptor: GET SQL_DESCRIPTOR quoted_ident_stringvar SQL_VALUE CVARIABLE ECPGGetDescItems
5329 { $$.str = $5; $$.name = $3; }
5330 | GET SQL_DESCRIPTOR quoted_ident_stringvar SQL_VALUE Iconst ECPGGetDescItems
5331 { $$.str = $5; $$.name = $3; }
5335 * for compatibility with ORACLE we will also allow the keyword RELEASE
5336 * after a transaction statement to disconnect from the database.
5339 ECPGRelease: TransactionStmt SQL_RELEASE
5341 if (strcmp($1, "begin") == 0)
5342 mmerror(PARSE_ERROR, ET_ERROR, "RELEASE does not make sense when beginning a transaction");
5344 fprintf(yyout, "ECPGtrans(__LINE__, %s, \"%s\");",
5345 connection ? connection : "NULL", $1);
5347 fprintf(yyout, "ECPGdisconnect(__LINE__, %s);",
5348 connection ? connection : "\"CURRENT\"");
5355 * set/reset the automatic transaction mode, this needs a differnet handling
5356 * as the other set commands
5358 ECPGSetAutocommit: SET SQL_AUTOCOMMIT '=' on_off { $$ = $4; }
5359 | SET SQL_AUTOCOMMIT TO on_off { $$ = $4; }
5362 on_off: ON { $$ = make_str("on"); }
5363 | OFF { $$ = make_str("off"); }
5367 * set the actual connection, this needs a differnet handling as the other
5370 ECPGSetConnection: SET SQL_CONNECTION TO connection_object { $$ = $4; }
5371 | SET SQL_CONNECTION '=' connection_object { $$ = $4; }
5372 | SET SQL_CONNECTION connection_object { $$ = $3; }
5376 * define a new type for embedded SQL
5380 /* reset this variable so we see if there was */
5381 /* an initializer specified */
5384 ColLabel IS var_type opt_array_bounds opt_reference
5386 /* add entry to list */
5387 struct typedefs *ptr, *this;
5388 char *dimension = $6.index1;
5389 char *length = $6.index2;
5391 if (($5.type_enum == ECPGt_struct ||
5392 $5.type_enum == ECPGt_union) &&
5394 mmerror(PARSE_ERROR, ET_ERROR, "Initializer not allowed in EXEC SQL TYPE command");
5397 for (ptr = types; ptr != NULL; ptr = ptr->next)
5399 if (strcmp($3, ptr->name) == 0)
5401 /* re-definition is a bug */
5402 snprintf(errortext, sizeof(errortext), "Type %s already defined", $3);
5403 mmerror(PARSE_ERROR, ET_ERROR, errortext);
5407 adjust_array($5.type_enum, &dimension, &length, $5.type_dimension, $5.type_index, *$7?1:0);
5409 this = (struct typedefs *) mm_alloc(sizeof(struct typedefs));
5411 /* initial definition */
5414 this->type = (struct this_type *) mm_alloc(sizeof(struct this_type));
5415 this->type->type_enum = $5.type_enum;
5416 this->type->type_str = mm_strdup($3);
5417 this->type->type_dimension = dimension; /* dimension of array */
5418 this->type->type_index = length; /* length of string */
5419 this->type->type_sizeof = ECPGstruct_sizeof;
5420 this->struct_member_list = ($5.type_enum == ECPGt_struct || $5.type_enum == ECPGt_union) ?
5421 struct_member_list[struct_level] : NULL;
5423 if ($5.type_enum != ECPGt_varchar &&
5424 $5.type_enum != ECPGt_char &&
5425 $5.type_enum != ECPGt_unsigned_char &&
5426 atoi(this->type->type_index) >= 0)
5427 mmerror(PARSE_ERROR, ET_ERROR, "No multi-dimensional array support for simple data types");
5432 if (auto_create_c == false)
5433 $$ = cat_str(7, make_str("/* exec sql type"), mm_strdup($3), make_str("is"), mm_strdup($5.type_str), mm_strdup($6.str), $7, make_str("*/"));
5435 $$ = cat_str(6, make_str("typedef "), mm_strdup($5.type_str), *$7?make_str("*"):make_str(""), mm_strdup($6.str), mm_strdup($3), make_str(";"));
5439 opt_reference: SQL_REFERENCE { $$ = make_str("reference"); }
5440 | /*EMPTY*/ { $$ = EMPTY; }
5444 * define the type of one variable for embedded SQL
5448 /* reset this variable so we see if there was */
5449 /* an initializer specified */
5452 ColLabel IS var_type opt_array_bounds opt_reference
5454 struct variable *p = find_variable($3);
5455 char *dimension = $6.index1;
5456 char *length = $6.index2;
5457 struct ECPGtype * type;
5459 if (($5.type_enum == ECPGt_struct ||
5460 $5.type_enum == ECPGt_union) &&
5462 mmerror(PARSE_ERROR, ET_ERROR, "Initializer not allowed in EXEC SQL VAR command");
5465 adjust_array($5.type_enum, &dimension, &length, $5.type_dimension, $5.type_index, *$7?1:0);
5467 switch ($5.type_enum)
5471 if (atoi(dimension) < 0)
5472 type = ECPGmake_struct_type(struct_member_list[struct_level], $5.type_enum, $5.type_sizeof);
5474 type = ECPGmake_array_type(ECPGmake_struct_type(struct_member_list[struct_level], $5.type_enum,$5.type_sizeof), dimension);
5478 if (atoi(dimension) == -1)
5479 type = ECPGmake_simple_type($5.type_enum, length);
5481 type = ECPGmake_array_type(ECPGmake_simple_type($5.type_enum, length), dimension);
5485 case ECPGt_unsigned_char:
5486 if (atoi(dimension) == -1)
5487 type = ECPGmake_simple_type($5.type_enum, length);
5489 type = ECPGmake_array_type(ECPGmake_simple_type($5.type_enum, length), dimension);
5493 if (atoi(length) >= 0)
5494 mmerror(PARSE_ERROR, ET_ERROR, "No multi-dimensional array support for simple data types");
5496 if (atoi(dimension) < 0)
5497 type = ECPGmake_simple_type($5.type_enum, make_str("1"));
5499 type = ECPGmake_array_type(ECPGmake_simple_type($5.type_enum, make_str("1")), dimension);
5503 ECPGfree_type(p->type);
5507 $$ = cat_str(7, make_str("/* exec sql var"), mm_strdup($3), make_str("is"), mm_strdup($5.type_str), mm_strdup($6.str), $7, make_str("*/"));
5512 * whenever statement: decide what to do in case of error/no data found
5513 * according to SQL standards we lack: SQLSTATE, CONSTRAINT and SQLEXCEPTION
5515 ECPGWhenever: SQL_WHENEVER SQL_SQLERROR action
5517 when_error.code = $<action>3.code;
5518 when_error.command = $<action>3.command;
5519 $$ = cat_str(3, make_str("/* exec sql whenever sqlerror "), $3.str, make_str("; */\n"));
5521 | SQL_WHENEVER NOT SQL_FOUND action
5523 when_nf.code = $<action>4.code;
5524 when_nf.command = $<action>4.command;
5525 $$ = cat_str(3, make_str("/* exec sql whenever not found "), $4.str, make_str("; */\n"));
5527 | SQL_WHENEVER SQL_SQLWARNING action
5529 when_warn.code = $<action>3.code;
5530 when_warn.command = $<action>3.command;
5531 $$ = cat_str(3, make_str("/* exec sql whenever sql_warning "), $3.str, make_str("; */\n"));
5535 action : SQL_CONTINUE
5537 $<action>$.code = W_NOTHING;
5538 $<action>$.command = NULL;
5539 $<action>$.str = make_str("continue");
5543 $<action>$.code = W_SQLPRINT;
5544 $<action>$.command = NULL;
5545 $<action>$.str = make_str("sqlprint");
5549 $<action>$.code = W_STOP;
5550 $<action>$.command = NULL;
5551 $<action>$.str = make_str("stop");
5555 $<action>$.code = W_GOTO;
5556 $<action>$.command = strdup($2);
5557 $<action>$.str = cat2_str(make_str("goto "), $2);
5561 $<action>$.code = W_GOTO;
5562 $<action>$.command = strdup($3);
5563 $<action>$.str = cat2_str(make_str("goto "), $3);
5565 | DO name '(' c_args ')'
5567 $<action>$.code = W_DO;
5568 $<action>$.command = cat_str(4, $2, make_str("("), $4, make_str(")"));
5569 $<action>$.str = cat2_str(make_str("do"), mm_strdup($<action>$.command));
5573 $<action>$.code = W_BREAK;
5574 $<action>$.command = NULL;
5575 $<action>$.str = make_str("break");
5577 | SQL_CALL name '(' c_args ')'
5579 $<action>$.code = W_DO;
5580 $<action>$.command = cat_str(4, $2, make_str("("), $4, make_str(")"));
5581 $<action>$.str = cat2_str(make_str("call"), mm_strdup($<action>$.command));
5585 $<action>$.code = W_DO;
5586 $<action>$.command = cat_str(3, $2, make_str("("), make_str(")"));
5587 $<action>$.str = cat2_str(make_str("call"), mm_strdup($<action>$.command));
5591 /* some other stuff for ecpg */
5593 /* additional unreserved keywords */
5594 ECPGKeywords: ECPGKeywords_vanames { $$ = $1; }
5595 | ECPGKeywords_rest { $$ = $1; }
5598 ECPGKeywords_vanames: SQL_BREAK { $$ = make_str("break"); }
5599 | SQL_CALL { $$ = make_str("call"); }
5600 | SQL_CARDINALITY { $$ = make_str("cardinality"); }
5601 | SQL_CONTINUE { $$ = make_str("continue"); }
5602 | SQL_COUNT { $$ = make_str("count"); }
5603 | SQL_DATA { $$ = make_str("data"); }
5604 | SQL_DATETIME_INTERVAL_CODE { $$ = make_str("datetime_interval_code"); }
5605 | SQL_DATETIME_INTERVAL_PRECISION { $$ = make_str("datetime_interval_precision"); }
5606 | SQL_FOUND { $$ = make_str("found"); }
5607 | SQL_GO { $$ = make_str("go"); }
5608 | SQL_GOTO { $$ = make_str("goto"); }
5609 | SQL_IDENTIFIED { $$ = make_str("identified"); }
5610 | SQL_INDICATOR { $$ = make_str("indicator"); }
5611 | SQL_KEY_MEMBER { $$ = make_str("key_member"); }
5612 | SQL_LENGTH { $$ = make_str("length"); }
5613 | SQL_NAME { $$ = make_str("name"); }
5614 | SQL_NULLABLE { $$ = make_str("nullable"); }
5615 | SQL_OCTET_LENGTH { $$ = make_str("octet_length"); }
5616 | SQL_RELEASE { $$ = make_str("release"); }
5617 | SQL_RETURNED_LENGTH { $$ = make_str("returned_length"); }
5618 | SQL_RETURNED_OCTET_LENGTH { $$ = make_str("returned_octet_length"); }
5619 | SQL_SCALE { $$ = make_str("scale"); }
5620 | SQL_SECTION { $$ = make_str("section"); }
5621 | SQL_SQLERROR { $$ = make_str("sqlerror"); }
5622 | SQL_SQLPRINT { $$ = make_str("sqlprint"); }
5623 | SQL_SQLWARNING { $$ = make_str("sqlwarning"); }
5624 | SQL_STOP { $$ = make_str("stop"); }
5627 ECPGKeywords_rest: SQL_CONNECT { $$ = make_str("connect"); }
5628 | SQL_DESCRIBE { $$ = make_str("describe"); }
5629 | SQL_DISCONNECT { $$ = make_str("disconnect"); }
5630 | SQL_OPEN { $$ = make_str("open"); }
5631 | SQL_VAR { $$ = make_str("var"); }
5632 | SQL_WHENEVER { $$ = make_str("whenever"); }
5635 /* additional keywords that can be SQL type names (but not ECPGColLabels) */
5636 ECPGTypeName: SQL_BOOL { $$ = make_str("bool"); }
5637 | SQL_LONG { $$ = make_str("long"); }
5638 | SQL_OUTPUT { $$ = make_str("output"); }
5639 | SQL_SHORT { $$ = make_str("short"); }
5640 | SQL_STRUCT { $$ = make_str("struct"); }
5641 | SQL_SIGNED { $$ = make_str("signed"); }
5642 | SQL_UNSIGNED { $$ = make_str("unsigned"); }
5645 symbol: ColLabel { $$ = $1; }
5649 * Name classification hierarchy.
5651 * IDENT is the lexeme returned by the lexer for identifiers that match
5652 * no known keyword. In most cases, we can accept certain keywords as
5653 * names, not only IDENTs. We prefer to accept as many such keywords
5654 * as possible to minimize the impact of "reserved words" on programmers.
5655 * So, we divide names into several possible classes. The classification
5656 * is chosen in part to make keywords acceptable as names wherever possible.
5659 /* Column identifier --- names that can be column, table, etc names.
5661 ColId: ident { $$ = $1; }
5662 | unreserved_keyword { $$ = $1; }
5663 | col_name_keyword { $$ = $1; }
5664 | ECPGKeywords { $$ = $1; }
5665 | CHAR_P { $$ = make_str("char"); }
5668 /* Type identifier --- names that can be type names.
5670 type_name: ident { $$ = $1; }
5671 | unreserved_keyword { $$ = $1; }
5672 | ECPGKeywords { $$ = $1; }
5673 | ECPGTypeName { $$ = $1; }
5676 /* Function identifier --- names that can be function names.
5678 function_name: ident { $$ = $1; }
5679 | unreserved_keyword { $$ = $1; }
5680 | func_name_keyword { $$ = $1; }
5681 | ECPGKeywords { $$ = $1; }
5684 /* Column label --- allowed labels in "AS" clauses.
5685 * This presently includes *all* Postgres keywords.
5687 ColLabel: ECPGColLabel { $$ = $1; }
5688 | ECPGTypeName { $$ = $1; }
5689 | CHAR_P { $$ = make_str("char"); }
5690 | INPUT_P { $$ = make_str("input"); }
5691 | INT_P { $$ = make_str("int"); }
5692 | UNION { $$ = make_str("union"); }
5695 ECPGColLabelCommon: ident { $$ = $1; }
5696 | col_name_keyword { $$ = $1; }
5697 | func_name_keyword { $$ = $1; }
5698 | ECPGKeywords_vanames { $$ = $1; }
5701 ECPGColLabel: ECPGColLabelCommon { $$ = $1; }
5702 | unreserved_keyword { $$ = $1; }
5703 | reserved_keyword { $$ = $1; }
5704 | ECPGKeywords_rest { $$ = $1; }
5708 * Keyword classification lists. Generally, every keyword present in
5709 * the Postgres grammar should appear in exactly one of these lists.
5711 * Put a new keyword into the first list that it can go into without causing
5712 * shift or reduce conflicts. The earlier lists define "less reserved"
5713 * categories of keywords.
5716 /* "Unreserved" keywords --- available for use as any kind of name.
5719 ABORT_P { $$ = make_str("abort"); }
5720 | ABSOLUTE_P { $$ = make_str("absolute"); }
5721 | ACCESS { $$ = make_str("access"); }
5722 | ACTION { $$ = make_str("action"); }
5723 | ADD { $$ = make_str("add"); }
5724 | AFTER { $$ = make_str("after"); }
5725 | AGGREGATE { $$ = make_str("aggregate"); }
5726 | ALTER { $$ = make_str("alter"); }
5727 | ASSERTION { $$ = make_str("assertion"); }
5728 | ASSIGNMENT { $$ = make_str("assignment"); }
5729 | AT { $$ = make_str("at"); }
5730 | BACKWARD { $$ = make_str("backward"); }
5731 | BEFORE { $$ = make_str("before"); }
5732 | BEGIN_P { $$ = make_str("begin"); }
5733 | BY { $$ = make_str("by"); }
5734 | CACHE { $$ = make_str("cache"); }
5735 | CASCADE { $$ = make_str("cascade"); }
5736 | CHAIN { $$ = make_str("chain"); }
5737 | CHARACTERISTICS { $$ = make_str("characteristics"); }
5738 | CHECKPOINT { $$ = make_str("checkpoint"); }
5739 | CLASS { $$ = make_str("class"); }
5740 | CLOSE { $$ = make_str("close"); }
5741 | CLUSTER { $$ = make_str("cluster"); }
5742 | COMMENT { $$ = make_str("comment"); }
5743 | COMMIT { $$ = make_str("commit"); }
5744 | COMMITTED { $$ = make_str("committed"); }
5745 | CONSTRAINTS { $$ = make_str("constraints"); }
5746 | CONVERSION_P { $$ = make_str("conversion"); }
5747 | COPY { $$ = make_str("copy"); }
5748 | CREATEDB { $$ = make_str("createdb"); }
5749 | CREATEUSER { $$ = make_str("createuser"); }
5750 | CURSOR { $$ = make_str("cursor"); }
5751 | CYCLE { $$ = make_str("cycle"); }
5752 | DATABASE { $$ = make_str("database"); }
5753 | DAY_P { $$ = make_str("day"); }
5754 | DEALLOCATE { $$ = make_str("deallocate"); }
5755 | DECLARE { $$ = make_str("declare"); }
5756 | DEFERRED { $$ = make_str("deferred"); }
5757 | DELETE_P { $$ = make_str("delete"); }
5758 | DELIMITER { $$ = make_str("delimiter"); }
5759 | DELIMITERS { $$ = make_str("delimiters"); }
5760 | DOMAIN_P { $$ = make_str("domain"); }
5761 | DOUBLE_P { $$ = make_str("double"); }
5762 | DROP { $$ = make_str("drop"); }
5763 | EACH { $$ = make_str("each"); }
5764 | ENCODING { $$ = make_str("encoding"); }
5765 | ENCRYPTED { $$ = make_str("encrypted"); }
5766 | ESCAPE { $$ = make_str("escape"); }
5767 | EXCLUSIVE { $$ = make_str("exclusive"); }
5768 | EXECUTE { $$ = make_str("execute"); }
5769 | EXPLAIN { $$ = make_str("explain"); }
5770 | FETCH { $$ = make_str("fetch"); }
5771 | FIRST_P { $$ = make_str("first"); }
5772 | FORCE { $$ = make_str("force"); }
5773 | FORWARD { $$ = make_str("forward"); }
5774 | FUNCTION { $$ = make_str("function"); }
5775 | GLOBAL { $$ = make_str("global"); }
5776 | HANDLER { $$ = make_str("handler"); }
5777 | HOLD { $$ = make_str("hold"); }
5778 | HOUR_P { $$ = make_str("hour"); }
5779 | IMMEDIATE { $$ = make_str("immediate"); }
5780 | IMMUTABLE { $$ = make_str("immutable"); }
5781 | IMPLICIT_P { $$ = make_str("implicit"); }
5782 | INCREMENT { $$ = make_str("increment"); }
5783 | INDEX { $$ = make_str("index"); }
5784 | INHERITS { $$ = make_str("inherits"); }
5785 | INOUT { $$ = make_str("inout"); }
5786 | INSENSITIVE { $$ = make_str("insensitive"); }
5787 | INSERT { $$ = make_str("insert"); }
5788 | INSTEAD { $$ = make_str("instead"); }
5789 | ISOLATION { $$ = make_str("isolation"); }
5790 | KEY { $$ = make_str("key"); }
5791 | LANCOMPILER { $$ = make_str("lancompiler"); }
5792 | LANGUAGE { $$ = make_str("language"); }
5793 | LAST_P { $$ = make_str("last"); }
5794 | LEVEL { $$ = make_str("level"); }
5795 | LISTEN { $$ = make_str("listen"); }
5796 | LOAD { $$ = make_str("load"); }
5797 | LOCAL { $$ = make_str("local"); }
5798 | LOCATION { $$ = make_str("location"); }
5799 | LOCK_P { $$ = make_str("lock"); }
5800 | MATCH { $$ = make_str("match"); }
5801 | MAXVALUE { $$ = make_str("maxvalue"); }
5802 | MINUTE_P { $$ = make_str("minute"); }
5803 | MINVALUE { $$ = make_str("minvalue"); }
5804 | MODE { $$ = make_str("mode"); }
5805 | MONTH_P { $$ = make_str("month"); }
5806 | MOVE { $$ = make_str("move"); }
5807 | NAMES { $$ = make_str("names"); }
5808 | NATIONAL { $$ = make_str("national"); }
5809 | NEXT { $$ = make_str("next"); }
5810 | NO { $$ = make_str("no"); }
5811 | NOCREATEDB { $$ = make_str("nocreatedb"); }
5812 | NOCREATEUSER { $$ = make_str("nocreateuser"); }
5813 | NOTHING { $$ = make_str("nothing"); }
5814 | NOTIFY { $$ = make_str("notify"); }
5815 | OF { $$ = make_str("of"); }
5816 | OIDS { $$ = make_str("oids"); }
5817 | OPERATOR { $$ = make_str("operator"); }
5818 | OPTION { $$ = make_str("option"); }
5819 | OUT_P { $$ = make_str("out"); }
5820 | OWNER { $$ = make_str("owner"); }
5821 | PARTIAL { $$ = make_str("partial"); }
5822 | PASSWORD { $$ = make_str("password"); }
5823 | PATH_P { $$ = make_str("path"); }
5824 | PENDANT { $$ = make_str("pendant"); }
5825 | PRECISION { $$ = make_str("precision"); }
5826 | PREPARE { $$ = make_str("prepare"); }
5827 | PRESERVE { $$ = make_str("preserver"); }
5828 | PRIOR { $$ = make_str("prior"); }
5829 | PRIVILEGES { $$ = make_str("privileges"); }
5830 | PROCEDURAL { $$ = make_str("procedural"); }
5831 | PROCEDURE { $$ = make_str("procedure"); }
5832 | READ { $$ = make_str("read"); }
5833 | RECHECK { $$ = make_str("recheck"); }
5834 | REINDEX { $$ = make_str("reindex"); }
5835 | RELATIVE_P { $$ = make_str("relative"); }
5836 | RENAME { $$ = make_str("rename"); }
5837 | REPLACE { $$ = make_str("replace"); }
5838 | RESET { $$ = make_str("reset"); }
5839 | RESTART { $$ = make_str("restart"); }
5840 | RESTRICT { $$ = make_str("restrict"); }
5841 | RETURNS { $$ = make_str("returns"); }
5842 | REVOKE { $$ = make_str("revoke"); }
5843 | ROLLBACK { $$ = make_str("rollback"); }
5844 | ROWS { $$ = make_str("rows"); }
5845 | RULE { $$ = make_str("rule"); }
5846 | SCHEMA { $$ = make_str("schema"); }
5847 | SCROLL { $$ = make_str("scroll"); }
5848 | SECOND_P { $$ = make_str("second"); }
5849 | SEQUENCE { $$ = make_str("sequence"); }
5850 | SERIALIZABLE { $$ = make_str("serializable"); }
5851 | SESSION { $$ = make_str("session"); }
5852 | SET { $$ = make_str("set"); }
5853 | SHARE { $$ = make_str("share"); }
5854 | SHOW { $$ = make_str("show"); }
5855 | SIMPLE { $$ = make_str("simple"); }
5856 | STABLE { $$ = make_str("stable"); }
5857 | START { $$ = make_str("start"); }
5858 | STATEMENT { $$ = make_str("statement"); }
5859 | STATISTICS { $$ = make_str("statistics"); }
5860 | STDIN { $$ = make_str("stdin"); }
5861 | STDOUT { $$ = make_str("stdout"); }
5862 | STORAGE { $$ = make_str("storage"); }
5863 | STRICT_P { $$ = make_str("strict"); }
5864 | SYSID { $$ = make_str("sysid"); }
5865 | TEMP { $$ = make_str("temp"); }
5866 | TEMPLATE { $$ = make_str("template"); }
5867 | TEMPORARY { $$ = make_str("temporary"); }
5868 | TOAST { $$ = make_str("toast"); }
5869 | TRANSACTION { $$ = make_str("transaction"); }
5870 | TRIGGER { $$ = make_str("trigger"); }
5871 | TRUNCATE { $$ = make_str("truncate"); }
5872 | TRUSTED { $$ = make_str("trusted"); }
5873 | TYPE_P { $$ = make_str("type"); }
5874 | UNENCRYPTED { $$ = make_str("unencrypted"); }
5875 | UNKNOWN { $$ = make_str("unknown"); }
5876 | UNLISTEN { $$ = make_str("unlisten"); }
5877 | UNTIL { $$ = make_str("until"); }
5878 | UPDATE { $$ = make_str("update"); }
5879 | USAGE { $$ = make_str("usage"); }
5880 | VACUUM { $$ = make_str("vacuum"); }
5881 | VALID { $$ = make_str("valid"); }
5882 | VALUES { $$ = make_str("values"); }
5883 | VARYING { $$ = make_str("varying"); }
5884 | VERSION { $$ = make_str("version"); }
5885 | VIEW { $$ = make_str("view"); }
5886 | WITH { $$ = make_str("with"); }
5887 | WITHOUT { $$ = make_str("without"); }
5888 | WORK { $$ = make_str("work"); }
5889 | WRITE { $$ = make_str("write"); }
5890 | YEAR_P { $$ = make_str("year"); }
5891 | ZONE { $$ = make_str("zone"); }
5894 /* Column identifier --- keywords that can be column, table, etc names.
5896 * Many of these keywords will in fact be recognized as type or function
5897 * names too; but they have special productions for the purpose, and so
5898 * can't be treated as "generic" type or function names.
5900 * The type names appearing here are not usable as function names
5901 * because they can be followed by '(' in typename productions, which
5902 * looks too much like a function call for an LR(1) parser.
5905 BIGINT { $$ = make_str("bigint");}
5906 | BIT { $$ = make_str("bit"); }
5907 /* CHAR must be excluded from ECPGColLabel because of conflict with UNSIGNED
5908 | CHAR_P { $$ = make_str("char"); }
5910 | CHARACTER { $$ = make_str("character"); }
5911 | COALESCE { $$ = make_str("coalesce"); }
5912 | CONVERT { $$ = make_str("convert"); }
5913 | DEC { $$ = make_str("dec"); }
5914 | DECIMAL_P { $$ = make_str("decimal"); }
5915 | EXISTS { $$ = make_str("exists"); }
5916 | EXTRACT { $$ = make_str("extract"); }
5917 | FLOAT_P { $$ = make_str("float"); }
5918 /* INT must be excluded from ECPGColLabel because of conflict
5919 | INT_P { $$ = make_str("int"); }
5921 | INTEGER { $$ = make_str("integer"); }
5922 | INTERVAL { $$ = make_str("interval"); }
5923 | NCHAR { $$ = make_str("nchar"); }
5924 | NONE { $$ = make_str("none"); }
5925 | NULLIF { $$ = make_str("nullif"); }
5926 | NUMERIC { $$ = make_str("numeric"); }
5927 | POSITION { $$ = make_str("position"); }
5928 | REAL { $$ = make_str("real"); }
5929 | ROW { $$ = make_str("row"); }
5930 | SETOF { $$ = make_str("setof"); }
5931 | SMALLINT { $$ = make_str("smallint"); }
5932 | SUBSTRING { $$ = make_str("substring"); }
5933 | TIME { $$ = make_str("time"); }
5934 | TIMESTAMP { $$ = make_str("timestamp"); }
5935 | TREAT { $$ = make_str("treat"); }
5936 | TRIM { $$ = make_str("trim"); }
5937 | VARCHAR { $$ = make_str("varchar"); }
5940 /* Function identifier --- keywords that can be function names.
5942 * Most of these are keywords that are used as operators in expressions;
5943 * in general such keywords can't be column names because they would be
5944 * ambiguous with variables, but they are unambiguous as function identifiers.
5946 * Do not include POSITION, SUBSTRING, etc here since they have explicit
5947 * productions in a_expr to support the goofy SQL9x argument syntax.
5948 * - thomas 2000-11-28
5951 AUTHORIZATION { $$ = make_str("authorization"); }
5952 | BETWEEN { $$ = make_str("between"); }
5953 | BINARY { $$ = make_str("binary"); }
5954 | CROSS { $$ = make_str("cross"); }
5955 | FREEZE { $$ = make_str("freeze"); }
5956 | FULL { $$ = make_str("full"); }
5957 | ILIKE { $$ = make_str("ilike"); }
5958 | IN_P { $$ = make_str("in"); }
5959 | INNER_P { $$ = make_str("inner"); }
5960 | IS { $$ = make_str("is"); }
5961 | ISNULL { $$ = make_str("isnull"); }
5962 | JOIN { $$ = make_str("join"); }
5963 | LEFT { $$ = make_str("left"); }
5964 | LIKE { $$ = make_str("like"); }
5965 | NATURAL { $$ = make_str("natural"); }
5966 | NOTNULL { $$ = make_str("notnull"); }
5967 | OUTER_P { $$ = make_str("outer"); }
5968 | OVERLAPS { $$ = make_str("overlaps"); }
5969 | RIGHT { $$ = make_str("right"); }
5970 | SIMILAR { $$ = make_str("similar"); }
5971 | VERBOSE { $$ = make_str("verbose"); }
5974 /* Reserved keyword --- these keywords are usable only as a ColLabel.
5976 * Keywords appear here if they could not be distinguished from variable,
5977 * type, or function names in some contexts. Don't put things here unless
5981 ALL { $$ = make_str("all"); }
5982 | ANALYSE { $$ = make_str("analyse"); } /* British */
5983 | ANALYZE { $$ = make_str("analyze"); }
5984 | AND { $$ = make_str("and"); }
5985 | ANY { $$ = make_str("any"); }
5986 | ARRAY { $$ = make_str("array"); }
5987 | AS { $$ = make_str("as"); }
5988 | ASC { $$ = make_str("asc"); }
5989 | BOTH { $$ = make_str("both"); }
5990 | CASE { $$ = make_str("case"); }
5991 | CAST { $$ = make_str("cast"); }
5992 | CHECK { $$ = make_str("check"); }
5993 | COLLATE { $$ = make_str("collate"); }
5994 | COLUMN { $$ = make_str("column"); }
5995 | CONSTRAINT { $$ = make_str("constraint"); }
5996 | CREATE { $$ = make_str("create"); }
5997 | CURRENT_DATE { $$ = make_str("current_date"); }
5998 | CURRENT_TIME { $$ = make_str("current_time"); }
5999 | CURRENT_TIMESTAMP { $$ = make_str("current_timestamp"); }
6000 | CURRENT_USER { $$ = make_str("current_user"); }
6001 | DEFAULT { $$ = make_str("default"); }
6002 | DEFERRABLE { $$ = make_str("deferrable"); }
6003 | DESC { $$ = make_str("desc"); }
6004 | DISTINCT { $$ = make_str("distinct"); }
6005 | DO { $$ = make_str("do"); }
6006 | ELSE { $$ = make_str("else"); }
6007 | END_P { $$ = make_str("end"); }
6008 | EXCEPT { $$ = make_str("except"); }
6009 | FALSE_P { $$ = make_str("false"); }
6010 | FOR { $$ = make_str("for"); }
6011 | FOREIGN { $$ = make_str("foreign"); }
6012 | FROM { $$ = make_str("from"); }
6013 | GRANT { $$ = make_str("grant"); }
6014 | GROUP_P { $$ = make_str("group"); }
6015 | HAVING { $$ = make_str("having"); }
6016 | INITIALLY { $$ = make_str("initially"); }
6017 | INTERSECT { $$ = make_str("intersect"); }
6018 | INTO { $$ = make_str("into"); }
6019 | LEADING { $$ = make_str("leading"); }
6020 | LIMIT { $$ = make_str("limit"); }
6021 | NEW { $$ = make_str("new"); }
6022 | NOT { $$ = make_str("not"); }
6023 | NULL_P { $$ = make_str("null"); }
6024 | OFF { $$ = make_str("off"); }
6025 | OFFSET { $$ = make_str("offset"); }
6026 | OLD { $$ = make_str("old"); }
6027 | ON { $$ = make_str("on"); }
6028 | ONLY { $$ = make_str("only"); }
6029 | OR { $$ = make_str("or"); }
6030 | ORDER { $$ = make_str("order"); }
6031 | PRIMARY { $$ = make_str("primary"); }
6032 | REFERENCES { $$ = make_str("references"); }
6033 | SELECT { $$ = make_str("select"); }
6034 | SESSION_USER { $$ = make_str("session_user"); }
6035 | SOME { $$ = make_str("some"); }
6036 | TABLE { $$ = make_str("table"); }
6037 | THEN { $$ = make_str("then"); }
6038 | TO { $$ = make_str("to"); }
6039 | TRAILING { $$ = make_str("trailing"); }
6040 | TRUE_P { $$ = make_str("true"); }
6041 /* UNION must be excluded from ECPGColLabel because of conflict with s_union
6042 | UNION { $$ = make_str("union"); }
6044 | UNIQUE { $$ = make_str("unique"); }
6045 | USER { $$ = make_str("user"); }
6046 | USING { $$ = make_str("using"); }
6047 | WHEN { $$ = make_str("when"); }
6048 | WHERE { $$ = make_str("where"); }
6052 into_list : coutputvariable | into_list ',' coutputvariable
6055 ecpgstart: SQL_START { reset_variables(); }
6058 c_args: /*EMPTY*/ { $$ = EMPTY; }
6059 | c_list { $$ = $1; }
6062 coutputvariable: CVARIABLE indicator
6063 { add_variable(&argsresult, find_variable($1), find_variable($2)); }
6065 { add_variable(&argsresult, find_variable($1), &no_indicator); }
6069 civarind: CVARIABLE indicator
6071 if (find_variable($2)->type->type == ECPGt_array)
6072 mmerror(PARSE_ERROR, ET_ERROR, "arrays of indicators are not allowed on input");
6074 add_variable(&argsinsert, find_variable($1), find_variable($2));
6075 $$ = create_questionmarks($1, false);
6081 add_variable(&argsinsert, find_variable($1), &no_indicator);
6082 $$ = create_questionmarks($1, false);
6086 indicator: CVARIABLE { check_indicator((find_variable($1))->type); $$ = $1; }
6087 | SQL_INDICATOR CVARIABLE { check_indicator((find_variable($2))->type); $$ = $2; }
6088 | SQL_INDICATOR name { check_indicator((find_variable($2))->type); $$ = $2; }
6091 ident: IDENT { $$ = $1; }
6092 | CSTRING { $$ = make3_str(make_str("\""), $1, make_str("\"")); }
6095 quoted_ident_stringvar: name
6096 { $$ = make3_str(make_str("\""), $1, make_str("\"")); }
6098 { $$ = make3_str(make_str("("), $1, make_str(")")); }
6105 c_stuff_item: c_anything { $$ = $1; }
6106 | '(' ')' { $$ = make_str("()"); }
6108 { $$ = cat_str(3, make_str("("), $2, make_str(")")); }
6111 c_stuff: c_stuff_item { $$ = $1; }
6112 | c_stuff c_stuff_item
6113 { $$ = cat2_str($1, $2); }
6116 c_list: c_term { $$ = $1; }
6117 | c_list ',' c_term { $$ = cat_str(3, $1, make_str(","), $3); }
6120 c_term: c_stuff { $$ = $1; }
6121 | '{' c_list '}' { $$ = cat_str(3, make_str("{"), $2, make_str("}")); }
6124 c_thing: c_anything { $$ = $1; }
6125 | '(' { $$ = make_str("("); }
6126 | ')' { $$ = make_str(")"); }
6127 | ',' { $$ = make_str(","); }
6128 | ';' { $$ = make_str(";"); }
6131 c_anything: IDENT { $$ = $1; }
6132 | CSTRING { $$ = make3_str(make_str("\""), $1, make_str("\"")); }
6133 | Iconst { $$ = $1; }
6134 | Fconst { $$ = $1; }
6135 | Sconst { $$ = $1; }
6136 | '*' { $$ = make_str("*"); }
6137 | '+' { $$ = make_str("+"); }
6138 | '-' { $$ = make_str("-"); }
6139 | '/' { $$ = make_str("/"); }
6140 | '%' { $$ = make_str("%"); }
6141 | NULL_P { $$ = make_str("NULL"); }
6142 | S_ADD { $$ = make_str("+="); }
6143 | S_AND { $$ = make_str("&&"); }
6144 | S_ANYTHING { $$ = make_name(); }
6145 | S_AUTO { $$ = make_str("auto"); }
6146 | S_CONST { $$ = make_str("const"); }
6147 | S_DEC { $$ = make_str("--"); }
6148 | S_DIV { $$ = make_str("/="); }
6149 | S_DOTPOINT { $$ = make_str(".*"); }
6150 | S_EQUAL { $$ = make_str("=="); }
6151 | S_EXTERN { $$ = make_str("extern"); }
6152 | S_INC { $$ = make_str("++"); }
6153 | S_LSHIFT { $$ = make_str("<<"); }
6154 | S_MEMBER { $$ = make_str("->"); }
6155 | S_MEMPOINT { $$ = make_str("->*"); }
6156 | S_MOD { $$ = make_str("%="); }
6157 | S_MUL { $$ = make_str("*="); }
6158 | S_NEQUAL { $$ = make_str("!="); }
6159 | S_OR { $$ = make_str("||"); }
6160 | S_REGISTER { $$ = make_str("register"); }
6161 | S_RSHIFT { $$ = make_str(">>"); }
6162 | S_STATIC { $$ = make_str("static"); }
6163 | S_SUB { $$ = make_str("-="); }
6164 | S_TYPEDEF { $$ = make_str("typedef"); }
6165 | SQL_BOOL { $$ = make_str("bool"); }
6166 | SQL_ENUM { $$ = make_str("enum"); }
6167 | HOUR_P { $$ = make_str("hour"); }
6168 | INT_P { $$ = make_str("int"); }
6169 | SQL_LONG { $$ = make_str("long"); }
6170 | MINUTE_P { $$ = make_str("minute"); }
6171 | MONTH_P { $$ = make_str("month"); }
6172 | SECOND_P { $$ = make_str("second"); }
6173 | SQL_SHORT { $$ = make_str("short"); }
6174 | SQL_SIGNED { $$ = make_str("signed"); }
6175 | SQL_STRUCT { $$ = make_str("struct"); }
6176 | SQL_UNSIGNED { $$ = make_str("unsigned"); }
6177 | YEAR_P { $$ = make_str("year"); }
6178 | CHAR_P { $$ = make_str("char"); }
6179 | FLOAT_P { $$ = make_str("float"); }
6180 | UNION { $$ = make_str("union"); }
6181 | VARCHAR { $$ = make_str("varchar"); }
6182 | '[' { $$ = make_str("["); }
6183 | ']' { $$ = make_str("]"); }
6184 | '=' { $$ = make_str("="); }
6189 void yyerror( char * error)
6193 snprintf(buf,sizeof buf,"%s at or near \"%s\"", error, token_start ? token_start : yytext);
6194 buf[sizeof(buf)-1]=0;
6195 mmerror(PARSE_ERROR, ET_ERROR, buf);