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Support renaming of tablespaces, and changing the owners of

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aggregates, conversions, functions, operators, operator classes,
schemas, types, and tablespaces.  Fold the existing implementations
of alter domain owner and alter database owner in with these.

Christopher Kings-Lynne
This commit is contained in:
Tom Lane
2004-06-25 21:55:59 +00:00
parent 1621192b11
commit 0adfa2c39d
40 changed files with 1380 additions and 234 deletions
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56
src/backend/commands/functioncmds.c
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@@ -10,7 +10,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/commands/functioncmds.c,v 1.48 2004/06/16 01:26:42 tgl Exp $
* $PostgreSQL: pgsql/src/backend/commands/functioncmds.c,v 1.49 2004/06/25 21:55:53 tgl Exp $
*
* DESCRIPTION
* These routines take the parse tree and pick out the
@@ -723,6 +723,60 @@ RenameFunction(List *name, List *argtypes, const char *newname)
heap_freetuple(tup);
}
/*
* Change function owner
*/
void
AlterFunctionOwner(List *name, List *argtypes, AclId newOwnerSysId)
{
Oid procOid;
HeapTuple tup;
Form_pg_proc procForm;
Relation rel;
rel = heap_openr(ProcedureRelationName, RowExclusiveLock);
procOid = LookupFuncNameTypeNames(name, argtypes, false);
tup = SearchSysCacheCopy(PROCOID,
ObjectIdGetDatum(procOid),
0, 0, 0);
if (!HeapTupleIsValid(tup)) /* should not happen */
elog(ERROR, "cache lookup failed for function %u", procOid);
procForm = (Form_pg_proc) GETSTRUCT(tup);
if (procForm->proisagg)
ereport(ERROR,
(errcode(ERRCODE_WRONG_OBJECT_TYPE),
errmsg("\"%s\" is an aggregate function",
NameListToString(name)),
errhint("Use ALTER AGGREGATE to change owner of aggregate functions.")));
/*
* If the new owner is the same as the existing owner, consider the
* command to have succeeded. This is for dump restoration purposes.
*/
if (procForm->proowner != newOwnerSysId)
{
/* Otherwise, must be superuser to change object ownership */
if (!superuser())
ereport(ERROR,
(errcode(ERRCODE_INSUFFICIENT_PRIVILEGE),
errmsg("must be superuser to change owner")));
/* Modify the owner --- okay to scribble on tup because it's a copy */
procForm->proowner = newOwnerSysId;
simple_heap_update(rel, &tup->t_self, tup);
CatalogUpdateIndexes(rel, tup);
}
heap_close(rel, NoLock);
heap_freetuple(tup);
}
/*
* SetFunctionReturnType - change declared return type of a function