diff options
Diffstat (limited to 'src/backend/access/heap/pruneheap.c')
| -rw-r--r-- | src/backend/access/heap/pruneheap.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/src/backend/access/heap/pruneheap.c b/src/backend/access/heap/pruneheap.c index 89607f57be3..0fee2845d9f 100644 --- a/src/backend/access/heap/pruneheap.c +++ b/src/backend/access/heap/pruneheap.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/access/heap/pruneheap.c,v 1.22 2010/02/26 02:00:33 momjian Exp $ + * $PostgreSQL: pgsql/src/backend/access/heap/pruneheap.c,v 1.23 2010/04/21 17:20:56 sriggs Exp $ * *------------------------------------------------------------------------- */ @@ -122,8 +122,10 @@ heap_page_prune_opt(Relation relation, Buffer buffer, TransactionId OldestXmin) */ if (PageIsFull(page) || PageGetHeapFreeSpace(page) < minfree) { + TransactionId ignore = InvalidTransactionId; /* return value not needed */ + /* OK to prune */ - (void) heap_page_prune(relation, buffer, OldestXmin, true); + (void) heap_page_prune(relation, buffer, OldestXmin, true, &ignore); } /* And release buffer lock */ @@ -145,11 +147,12 @@ heap_page_prune_opt(Relation relation, Buffer buffer, TransactionId OldestXmin) * send its own new total to pgstats, and we don't want this delta applied * on top of that.) * - * Returns the number of tuples deleted from the page. + * Returns the number of tuples deleted from the page and sets + * latestRemovedXid. */ int heap_page_prune(Relation relation, Buffer buffer, TransactionId OldestXmin, - bool report_stats) + bool report_stats, TransactionId *latestRemovedXid) { int ndeleted = 0; Page page = BufferGetPage(buffer); @@ -273,6 +276,8 @@ heap_page_prune(Relation relation, Buffer buffer, TransactionId OldestXmin, if (report_stats && ndeleted > prstate.ndead) pgstat_update_heap_dead_tuples(relation, ndeleted - prstate.ndead); + *latestRemovedXid = prstate.latestRemovedXid; + /* * XXX Should we update the FSM information of this page ? * |