diff options
| author | Tom Lane <tgl@sss.pgh.pa.us> | 2005-12-07 19:37:53 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2005-12-07 19:37:53 +0000 |
| commit | cefcbbf1fd43c80201e8e6fd36ac6fb00bd10825 (patch) | |
| tree | 2e4e5c7996d69fa79f59844ae1144892e14fa90e /src/include/access/nbtree.h | |
| parent | f1b059af12673abf93ba13594799732bac83ed01 (diff) | |
Push the responsibility for handling ignore_killed_tuples down into
_bt_checkkeys(), instead of checking it in the top-level nbtree.c routines
as formerly. This saves a little bit of loop overhead, but more importantly
it lets us skip performing the index key comparisons for dead tuples.
Diffstat (limited to 'src/include/access/nbtree.h')
| -rw-r--r-- | src/include/access/nbtree.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/include/access/nbtree.h b/src/include/access/nbtree.h index 9cd00d554da..5a3ec5f1efe 100644 --- a/src/include/access/nbtree.h +++ b/src/include/access/nbtree.h @@ -7,7 +7,7 @@ * Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $PostgreSQL: pgsql/src/include/access/nbtree.h,v 1.88 2005/11/06 19:29:01 tgl Exp $ + * $PostgreSQL: pgsql/src/include/access/nbtree.h,v 1.89 2005/12/07 19:37:53 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -467,8 +467,9 @@ extern ScanKey _bt_mkscankey_nodata(Relation rel); extern void _bt_freeskey(ScanKey skey); extern void _bt_freestack(BTStack stack); extern void _bt_preprocess_keys(IndexScanDesc scan); -extern bool _bt_checkkeys(IndexScanDesc scan, IndexTuple tuple, - ScanDirection dir, bool *continuescan); +extern bool _bt_checkkeys(IndexScanDesc scan, + Page page, OffsetNumber offnum, + ScanDirection dir, bool *continuescan); extern BTItem _bt_formitem(IndexTuple itup); /* |