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Refactor "ALTER some-obj SET SCHEMA" implementation

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Instead of having each object type implement the catalog munging
independently, centralize knowledge about how to do it and expand the
existing table in objectaddress.c with enough data about each object
type to support this operation.

Author: KaiGai Kohei
Tweaks by me
Reviewed by Robert Haas
This commit is contained in:
Alvaro Herrera
2012-09-27 18:13:09 -03:00
parent a563d94180
commit 2164f9a125
17 changed files with 321 additions and 557 deletions
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12
src/include/catalog/objectaddress.h
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@@ -13,8 +13,9 @@
#ifndef OBJECTADDRESS_H
#define OBJECTADDRESS_H
#include "nodes/parsenodes.h"
#include "nodes/pg_list.h"
#include "storage/lock.h"
#include "utils/acl.h"
#include "utils/relcache.h"
/*
@@ -37,4 +38,13 @@ extern void check_object_ownership(Oid roleid,
extern Oid get_object_namespace(const ObjectAddress *address);
extern Oid get_object_oid_index(Oid class_id);
extern int get_object_catcache_oid(Oid class_id);
extern int get_object_catcache_name(Oid class_id);
extern AttrNumber get_object_attnum_name(Oid class_id);
extern AttrNumber get_object_attnum_namespace(Oid class_id);
extern AttrNumber get_object_attnum_owner(Oid class_id);
extern AttrNumber get_object_attnum_acl(Oid class_id);
extern AclObjectKind get_object_aclkind(Oid class_id);
#endif /* PARSE_OBJECT_H */

7
src/include/commands/alter.h
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@@ -14,16 +14,13 @@
#ifndef ALTER_H
#define ALTER_H
#include "utils/acl.h"
#include "nodes/parsenodes.h"
#include "utils/relcache.h"
extern void ExecRenameStmt(RenameStmt *stmt);
extern void ExecAlterObjectSchemaStmt(AlterObjectSchemaStmt *stmt);
extern Oid AlterObjectNamespace_oid(Oid classId, Oid objid, Oid nspOid);
extern Oid AlterObjectNamespace(Relation rel, int oidCacheId, int nameCacheId,
Oid objid, Oid nspOid,
int Anum_name, int Anum_namespace, int Anum_owner,
AclObjectKind acl_kind);
extern Oid AlterObjectNamespace_internal(Relation rel, Oid objid, Oid nspOid);
extern void ExecAlterOwnerStmt(AlterOwnerStmt *stmt);
#endif /* ALTER_H */

2
src/include/commands/conversioncmds.h
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@@ -21,7 +21,5 @@ extern void CreateConversionCommand(CreateConversionStmt *parsetree);
extern void RenameConversion(List *name, const char *newname);
extern void AlterConversionOwner(List *name, Oid newOwnerId);
extern void AlterConversionOwner_oid(Oid conversionOid, Oid newOwnerId);
extern void AlterConversionNamespace(List *name, const char *newschema);
extern Oid AlterConversionNamespace_oid(Oid convOid, Oid newNspOid);
#endif /* CONVERSIONCMDS_H */

14
src/include/commands/defrem.h
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@@ -64,8 +64,6 @@ extern void RemoveOperatorById(Oid operOid);
extern void AlterOperatorOwner(List *name, TypeName *typeName1,
TypeName *typename2, Oid newOwnerId);
extern void AlterOperatorOwner_oid(Oid operOid, Oid newOwnerId);
extern void AlterOperatorNamespace(List *names, List *argtypes, const char *newschema);
extern Oid AlterOperatorNamespace_oid(Oid operOid, Oid newNspOid);
/* commands/aggregatecmds.c */
extern void DefineAggregate(List *name, List *args, bool oldstyle,
@@ -85,12 +83,8 @@ extern void RenameOpClass(List *name, const char *access_method, const char *new
extern void RenameOpFamily(List *name, const char *access_method, const char *newname);
extern void AlterOpClassOwner(List *name, const char *access_method, Oid newOwnerId);
extern void AlterOpClassOwner_oid(Oid opclassOid, Oid newOwnerId);
extern void AlterOpClassNamespace(List *name, char *access_method, const char *newschema);
extern Oid AlterOpClassNamespace_oid(Oid opclassOid, Oid newNspOid);
extern void AlterOpFamilyOwner(List *name, const char *access_method, Oid newOwnerId);
extern void AlterOpFamilyOwner_oid(Oid opfamilyOid, Oid newOwnerId);
extern void AlterOpFamilyNamespace(List *name, char *access_method, const char *newschema);
extern Oid AlterOpFamilyNamespace_oid(Oid opfamilyOid, Oid newNspOid);
extern Oid get_am_oid(const char *amname, bool missing_ok);
extern Oid get_opclass_oid(Oid amID, List *opclassname, bool missing_ok);
extern Oid get_opfamily_oid(Oid amID, List *opfamilyname, bool missing_ok);
@@ -98,8 +92,6 @@ extern Oid get_opfamily_oid(Oid amID, List *opfamilyname, bool missing_ok);
/* commands/tsearchcmds.c */
extern void DefineTSParser(List *names, List *parameters);
extern void RenameTSParser(List *oldname, const char *newname);
extern void AlterTSParserNamespace(List *name, const char *newschema);
extern Oid AlterTSParserNamespace_oid(Oid prsId, Oid newNspOid);
extern void RemoveTSParserById(Oid prsId);
extern void DefineTSDictionary(List *names, List *parameters);
@@ -107,13 +99,9 @@ extern void RenameTSDictionary(List *oldname, const char *newname);
extern void RemoveTSDictionaryById(Oid dictId);
extern void AlterTSDictionary(AlterTSDictionaryStmt *stmt);
extern void AlterTSDictionaryOwner(List *name, Oid newOwnerId);
extern void AlterTSDictionaryNamespace(List *name, const char *newschema);
extern Oid AlterTSDictionaryNamespace_oid(Oid dictId, Oid newNspOid);
extern void DefineTSTemplate(List *names, List *parameters);
extern void RenameTSTemplate(List *oldname, const char *newname);
extern void AlterTSTemplateNamespace(List *name, const char *newschema);
extern Oid AlterTSTemplateNamespace_oid(Oid tmplId, Oid newNspOid);
extern void RemoveTSTemplateById(Oid tmplId);
extern void DefineTSConfiguration(List *names, List *parameters);
@@ -121,8 +109,6 @@ extern void RenameTSConfiguration(List *oldname, const char *newname);
extern void RemoveTSConfigurationById(Oid cfgId);
extern void AlterTSConfiguration(AlterTSConfigurationStmt *stmt);
extern void AlterTSConfigurationOwner(List *name, Oid newOwnerId);
extern void AlterTSConfigurationNamespace(List *name, const char *newschema);
extern Oid AlterTSConfigurationNamespace_oid(Oid cfgId, Oid newNspOid);
extern text *serialize_deflist(List *deflist);
extern List *deserialize_deflist(Datum txt);

1
src/include/nodes/parsenodes.h
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@@ -2168,7 +2168,6 @@ typedef struct AlterObjectSchemaStmt
RangeVar *relation; /* in case it's a table */
List *object; /* in case it's some other object */
List *objarg; /* argument types, if applicable */
char *addname; /* additional name if needed */
char *newschema; /* the new schema */
bool missing_ok; /* skip error if missing? */
} AlterObjectSchemaStmt;