diff options
Diffstat (limited to 'src/backend/utils/time/tqual.c')
| -rw-r--r-- | src/backend/utils/time/tqual.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/src/backend/utils/time/tqual.c b/src/backend/utils/time/tqual.c index fa6bd4a3c58..35208140090 100644 --- a/src/backend/utils/time/tqual.c +++ b/src/backend/utils/time/tqual.c @@ -32,7 +32,7 @@ * Portions Copyright (c) 1994, Regents of the University of California * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/utils/time/tqual.c,v 1.91 2005/10/15 02:49:37 momjian Exp $ + * $PostgreSQL: pgsql/src/backend/utils/time/tqual.c,v 1.92 2005/11/22 18:17:28 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -941,12 +941,12 @@ HeapTupleSatisfiesSnapshot(HeapTupleHeader tuple, Snapshot snapshot, * By here, the inserting transaction has committed - have to check * when... * - * Note that the provided snapshot contains only top-level XIDs, so we have - * to convert a subxact XID to its parent for comparison. However, we can - * make first-pass range checks with the given XID, because a subxact with - * XID < xmin has surely also got a parent with XID < xmin, while one with - * XID >= xmax must belong to a parent that was not yet committed at the - * time of this snapshot. + * Note that the provided snapshot contains only top-level XIDs, so we + * have to convert a subxact XID to its parent for comparison. However, we + * can make first-pass range checks with the given XID, because a subxact + * with XID < xmin has surely also got a parent with XID < xmin, while one + * with XID >= xmax must belong to a parent that was not yet committed at + * the time of this snapshot. */ if (TransactionIdFollowsOrEquals(HeapTupleHeaderGetXmin(tuple), snapshot->xmin)) @@ -1070,8 +1070,8 @@ HeapTupleSatisfiesVacuum(HeapTupleHeader tuple, TransactionId OldestXmin, /* * Has inserting transaction committed? * - * If the inserting transaction aborted, then the tuple was never visible to - * any other transaction, so we can delete it immediately. + * If the inserting transaction aborted, then the tuple was never visible + * to any other transaction, so we can delete it immediately. */ if (!(tuple->t_infomask & HEAP_XMIN_COMMITTED)) { |