From ee27436f6cbedf69b2da7c6fc69548232b476833 Mon Sep 17 00:00:00 2001 From: Bruce Momjian Date: Sun, 10 Mar 2002 06:00:15 +0000 Subject: [PATCH] Disable brackets in multi-statement rules, as discussed. --- doc/src/sgml/ref/create_rule.sgml | 22 ++++++++++------------ src/backend/parser/gram.y | 3 +-- src/interfaces/ecpg/preproc/preproc.y | 1 - 3 files changed, 11 insertions(+), 15 deletions(-) diff --git a/doc/src/sgml/ref/create_rule.sgml b/doc/src/sgml/ref/create_rule.sgml index 6a03cfbd66..ab1a8eeba1 100644 --- a/doc/src/sgml/ref/create_rule.sgml +++ b/doc/src/sgml/ref/create_rule.sgml @@ -1,5 +1,5 @@ @@ -32,8 +32,6 @@ NOTHING query | ( query ; query ... ) -| -[ query ; query ... ] @@ -177,15 +175,15 @@ CREATE - The action part of the rule - can consist of one or more queries. To write multiple queries, surround - them with either parentheses or square brackets. Such queries will be - performed in the specified order (whereas there are no guarantees about - the execution order of multiple rules for an object). The - action can also be NOTHING - indicating no action. Thus, a DO INSTEAD NOTHING rule suppresses the - original query from executing (when its condition is true); a DO NOTHING - rule is useless. + The action part of the + rule can consist of one or more queries. To write multiple queries, + surround them with parentheses. Such queries will be performed in the + specified order (whereas there are no guarantees about the execution + order of multiple rules for an object). The action can also be NOTHING indicating + no action. Thus, a DO INSTEAD NOTHING rule suppresses the original + query from executing (when its condition is true); a DO NOTHING rule + is useless. diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y index f9a876f149..978be8b58e 100644 --- a/src/backend/parser/gram.y +++ b/src/backend/parser/gram.y @@ -11,7 +11,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.289 2002/03/09 17:37:16 thomas Exp $ + * $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.290 2002/03/10 06:00:13 momjian Exp $ * * HISTORY * AUTHOR DATE MAJOR EVENT @@ -2841,7 +2841,6 @@ RuleStmt: CREATE RULE name AS RuleActionList: NOTHING { $$ = NIL; } | RuleActionStmt { $$ = makeList1($1); } - | '[' RuleActionMulti ']' { $$ = $2; } | '(' RuleActionMulti ')' { $$ = $2; } ; diff --git a/src/interfaces/ecpg/preproc/preproc.y b/src/interfaces/ecpg/preproc/preproc.y index 03b36aacb9..b5877f5ef9 100644 --- a/src/interfaces/ecpg/preproc/preproc.y +++ b/src/interfaces/ecpg/preproc/preproc.y @@ -2153,7 +2153,6 @@ RuleStmt: CREATE RULE name AS RuleActionList: NOTHING { $$ = make_str("nothing"); } | RuleActionStmt { $$ = $1; } - | '[' RuleActionMulti ']' { $$ = cat_str(3, make_str("["), $2, make_str("]")); } | '(' RuleActionMulti ')' { $$ = cat_str(3, make_str("("), $2, make_str(")")); } ; -- 2.40.0