diff options
| -rw-r--r-- | src/backend/commands/tablecmds.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/src/backend/commands/tablecmds.c b/src/backend/commands/tablecmds.c index 36747e7277d..420991e3153 100644 --- a/src/backend/commands/tablecmds.c +++ b/src/backend/commands/tablecmds.c @@ -3041,11 +3041,11 @@ SetRelationHasSubclass(Oid relationId, bool relhassubclass) * CheckRelationTableSpaceMove * Check if relation can be moved to new tablespace. * - * NOTE: Caller must be holding an appropriate lock on the relation. - * ShareUpdateExclusiveLock is sufficient. + * NOTE: The caller must hold AccessExclusiveLock on the relation. * - * Returns true if the relation can be moved to the new tablespace; - * false otherwise. + * Returns true if the relation can be moved to the new tablespace; raises + * an error if it is not possible to do the move; returns false if the move + * would have no effect. */ bool CheckRelationTableSpaceMove(Relation rel, Oid newTableSpaceId) @@ -3094,11 +3094,10 @@ CheckRelationTableSpaceMove(Relation rel, Oid newTableSpaceId) * Set new reltablespace and relfilenode in pg_class entry. * * newTableSpaceId is the new tablespace for the relation, and - * newRelFileNode its new filenode. If newrelfilenode is InvalidOid, + * newRelFileNode its new filenode. If newRelFileNode is InvalidOid, * this field is not updated. * - * NOTE: Caller must be holding an appropriate lock on the relation. - * ShareUpdateExclusiveLock is sufficient. + * NOTE: The caller must hold AccessExclusiveLock on the relation. * * The caller of this routine had better check if a relation can be * moved to this new tablespace by calling CheckRelationTableSpaceMove() |