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Diffstat (limited to 'src/backend/utils/time/tqual.c')
| -rw-r--r-- | src/backend/utils/time/tqual.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/src/backend/utils/time/tqual.c b/src/backend/utils/time/tqual.c index 97080e010f9..4a96c5736cf 100644 --- a/src/backend/utils/time/tqual.c +++ b/src/backend/utils/time/tqual.c @@ -7,7 +7,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/utils/time/tqual.c,v 1.32 1999/10/06 21:58:11 vadim Exp $ + * $Header: /cvsroot/pgsql/src/backend/utils/time/tqual.c,v 1.33 1999/12/10 12:34:14 wieck Exp $ * *------------------------------------------------------------------------- */ @@ -24,6 +24,8 @@ Snapshot SnapshotDirty = &SnapshotDirtyData; Snapshot QuerySnapshot = NULL; Snapshot SerializableSnapshot = NULL; +bool ReferentialIntegritySnapshotOverride = false; + /* * XXX Transaction system override hacks start here */ @@ -493,6 +495,9 @@ HeapTupleSatisfiesSnapshot(HeapTupleHeader tuple, Snapshot snapshot) if (AMI_OVERRIDE) return true; + if (ReferentialIntegritySnapshotOverride) + return HeapTupleSatisfiesNow(tuple); + if (!(tuple->t_infomask & HEAP_XMIN_COMMITTED)) { if (tuple->t_infomask & HEAP_XMIN_INVALID) @@ -606,6 +611,9 @@ void SetQuerySnapshot(void) { + /* Initialize snapshot overriding to false */ + ReferentialIntegritySnapshotOverride = false; + /* 1st call in xaction */ if (SerializableSnapshot == NULL) { |