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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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50
src/backend/commands/conversioncmds.c
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@ -266,53 +266,3 @@ AlterConversionOwner_internal(Relation rel, Oid conversionOid, Oid newOwnerId)
heap_freetuple(tup);
}
/*
* Execute ALTER CONVERSION SET SCHEMA
*/
void
AlterConversionNamespace(List *name, const char *newschema)
{
Oid convOid,
nspOid;
Relation rel;
rel = heap_open(ConversionRelationId, RowExclusiveLock);
convOid = get_conversion_oid(name, false);
/* get schema OID */
nspOid = LookupCreationNamespace(newschema);
AlterObjectNamespace(rel, CONVOID, CONNAMENSP,
convOid, nspOid,
Anum_pg_conversion_conname,
Anum_pg_conversion_connamespace,
Anum_pg_conversion_conowner,
ACL_KIND_CONVERSION);
heap_close(rel, RowExclusiveLock);
}
/*
* Change conversion schema, by oid
*/
Oid
AlterConversionNamespace_oid(Oid convOid, Oid newNspOid)
{
Oid oldNspOid;
Relation rel;
rel = heap_open(ConversionRelationId, RowExclusiveLock);
oldNspOid = AlterObjectNamespace(rel, CONVOID, CONNAMENSP,
convOid, newNspOid,
Anum_pg_conversion_conname,
Anum_pg_conversion_connamespace,
Anum_pg_conversion_conowner,
ACL_KIND_CONVERSION);
heap_close(rel, RowExclusiveLock);
return oldNspOid;
}