* Routines to support inter-object dependencies.
*
*
- * Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2011, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
- * $PostgreSQL: pgsql/src/include/catalog/dependency.h,v 1.19 2006/02/11 22:17:19 momjian Exp $
+ * src/include/catalog/dependency.h
*
*-------------------------------------------------------------------------
*/
#define DEPENDENCY_H
#include "nodes/parsenodes.h" /* for DropBehavior */
+#include "catalog/objectaddress.h"
-/*----------
+/*
* Precise semantics of a dependency relationship are specified by the
* DependencyType code (which is stored in a "char" field in pg_depend,
* so we assign ASCII-code values to the enumeration members).
* contain zeroes.
*
* Other dependency flavors may be needed in future.
- *----------
*/
typedef enum DependencyType
SHARED_DEPENDENCY_INVALID = 0
} SharedDependencyType;
-
-/*
- * The two objects related by a dependency are identified by ObjectAddresses.
- */
-typedef struct ObjectAddress
-{
- Oid classId; /* Class Id from pg_class */
- Oid objectId; /* OID of the object */
- int32 objectSubId; /* Subitem within the object (column of table) */
-} ObjectAddress;
-
+/* expansible list of ObjectAddresses (private in dependency.c) */
+typedef struct ObjectAddresses ObjectAddresses;
/*
* This enum covers all system catalogs whose OIDs can appear in
OCLASS_CONVERSION, /* pg_conversion */
OCLASS_DEFAULT, /* pg_attrdef */
OCLASS_LANGUAGE, /* pg_language */
+ OCLASS_LARGEOBJECT, /* pg_largeobject */
OCLASS_OPERATOR, /* pg_operator */
OCLASS_OPCLASS, /* pg_opclass */
+ OCLASS_OPFAMILY, /* pg_opfamily */
+ OCLASS_AMOP, /* pg_amop */
+ OCLASS_AMPROC, /* pg_amproc */
OCLASS_REWRITE, /* pg_rewrite */
OCLASS_TRIGGER, /* pg_trigger */
OCLASS_SCHEMA, /* pg_namespace */
+ OCLASS_TSPARSER, /* pg_ts_parser */
+ OCLASS_TSDICT, /* pg_ts_dict */
+ OCLASS_TSTEMPLATE, /* pg_ts_template */
+ OCLASS_TSCONFIG, /* pg_ts_config */
OCLASS_ROLE, /* pg_authid */
OCLASS_DATABASE, /* pg_database */
OCLASS_TBLSPACE, /* pg_tablespace */
+ OCLASS_FDW, /* pg_foreign_data_wrapper */
+ OCLASS_FOREIGN_SERVER, /* pg_foreign_server */
+ OCLASS_USER_MAPPING, /* pg_user_mapping */
+ OCLASS_FOREIGN_TABLE, /* pg_foreign_table */
+ OCLASS_DEFACL, /* pg_default_acl */
MAX_OCLASS /* MUST BE LAST */
} ObjectClass;
extern void performDeletion(const ObjectAddress *object,
DropBehavior behavior);
+extern void performMultipleDeletions(const ObjectAddresses *objects,
+ DropBehavior behavior);
+
extern void deleteWhatDependsOn(const ObjectAddress *object,
bool showNotices);
extern ObjectClass getObjectClass(const ObjectAddress *object);
extern char *getObjectDescription(const ObjectAddress *object);
+extern char *getObjectDescriptionOids(Oid classid, Oid objid);
+
+extern ObjectAddresses *new_object_addresses(void);
+
+extern void add_exact_object_address(const ObjectAddress *object,
+ ObjectAddresses *addrs);
+
+extern bool object_address_present(const ObjectAddress *object,
+ const ObjectAddresses *addrs);
+
+extern void record_object_address_dependencies(const ObjectAddress *depender,
+ ObjectAddresses *referenced,
+ DependencyType behavior);
+
+extern void free_object_addresses(ObjectAddresses *addrs);
/* in pg_depend.c */
Oid refClassId, Oid oldRefObjectId,
Oid newRefObjectId);
-extern bool objectIsInternalDependency(Oid classId, Oid objectId);
+extern bool sequenceIsOwned(Oid seqId, Oid *tableId, int32 *colId);
-extern List* getDependentOids(Oid classId, Oid objId,
- Oid refClassId, DependencyType deptype);
+extern void markSequenceUnowned(Oid seqId);
-extern List* getReferencingOids(Oid refClassId, Oid refObjId, Oid refObjSubId,
- Oid classId, DependencyType deptype);
+extern List *getOwnedSequences(Oid relid);
+
+extern Oid get_constraint_index(Oid constraintId);
+
+extern Oid get_index_constraint(Oid indexId);
/* in pg_shdepend.c */
ObjectAddress *referenced,
SharedDependencyType deptype);
-extern void deleteSharedDependencyRecordsFor(Oid classId, Oid objectId);
+extern void deleteSharedDependencyRecordsFor(Oid classId, Oid objectId,
+ int32 objectSubId);
extern void recordDependencyOnOwner(Oid classId, Oid objectId, Oid owner);
extern void changeDependencyOnOwner(Oid classId, Oid objectId,
Oid newOwnerId);
-extern void updateAclDependencies(Oid classId, Oid objectId,
- Oid ownerId, bool isGrant,
+extern void updateAclDependencies(Oid classId, Oid objectId, int32 objectSubId,
+ Oid ownerId,
int noldmembers, Oid *oldmembers,
int nnewmembers, Oid *newmembers);
-extern char *checkSharedDependencies(Oid classId, Oid objectId);
+extern bool checkSharedDependencies(Oid classId, Oid objectId,
+ char **detail_msg, char **detail_log_msg);
+
+extern void shdepLockAndCheckObject(Oid classId, Oid objectId);
extern void copyTemplateDependencies(Oid templateDbId, Oid newDbId);