diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/utils/time/tqual.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/src/backend/utils/time/tqual.c b/src/backend/utils/time/tqual.c index ac06d91dc48..ba052e5f77b 100644 --- a/src/backend/utils/time/tqual.c +++ b/src/backend/utils/time/tqual.c @@ -16,7 +16,7 @@ * Portions Copyright (c) 1994, Regents of the University of California * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/utils/time/tqual.c,v 1.49 2002/01/16 23:51:56 tgl Exp $ + * $Header: /cvsroot/pgsql/src/backend/utils/time/tqual.c,v 1.50 2002/05/06 02:39:01 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -707,13 +707,12 @@ HeapTupleSatisfiesSnapshot(HeapTupleHeader tuple, Snapshot snapshot) * By here, the inserting transaction has committed - have to check * when... */ - - if (TransactionIdFollowsOrEquals(tuple->t_xmin, snapshot->xmax)) - return false; if (TransactionIdFollowsOrEquals(tuple->t_xmin, snapshot->xmin)) { uint32 i; + if (TransactionIdFollowsOrEquals(tuple->t_xmin, snapshot->xmax)) + return false; for (i = 0; i < snapshot->xcnt; i++) { if (TransactionIdEquals(tuple->t_xmin, snapshot->xip[i])) @@ -748,12 +747,15 @@ HeapTupleSatisfiesSnapshot(HeapTupleHeader tuple, Snapshot snapshot) tuple->t_infomask |= HEAP_XMAX_COMMITTED; } - if (TransactionIdFollowsOrEquals(tuple->t_xmax, snapshot->xmax)) - return true; + /* + * OK, the deleting transaction committed too ... but when? + */ if (TransactionIdFollowsOrEquals(tuple->t_xmax, snapshot->xmin)) { uint32 i; + if (TransactionIdFollowsOrEquals(tuple->t_xmax, snapshot->xmax)) + return true; for (i = 0; i < snapshot->xcnt; i++) { if (TransactionIdEquals(tuple->t_xmax, snapshot->xip[i])) |