diff options
Diffstat (limited to 'src/include/storage/lmgr.h')
| -rw-r--r-- | src/include/storage/lmgr.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/include/storage/lmgr.h b/src/include/storage/lmgr.h index e7ccce22942..72d112ee44e 100644 --- a/src/include/storage/lmgr.h +++ b/src/include/storage/lmgr.h @@ -54,6 +54,9 @@ extern void UnlockRelationIdForSession(LockRelId *relid, LOCKMODE lockmode); extern void LockRelationForExtension(Relation relation, LOCKMODE lockmode); extern void UnlockRelationForExtension(Relation relation, LOCKMODE lockmode); +/* Lock to recompute pg_database.datfrozenxid in the current database */ +extern void LockDatabaseFrozenIds(LOCKMODE lockmode); + /* Lock a page (currently only used within indexes) */ extern void LockPage(Relation relation, BlockNumber blkno, LOCKMODE lockmode); extern bool ConditionalLockPage(Relation relation, BlockNumber blkno, LOCKMODE lockmode); |