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Patches for Vadim's multikey indexing...

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This commit is contained in:
Marc G. Fournier
1997-03-18 18:41:37 +00:00
parent c3d637ac3a
commit d146305065
9 changed files with 418 additions and 252 deletions
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7
src/include/access/nbtree.h
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@@ -6,7 +6,7 @@
*
* Copyright (c) 1994, Regents of the University of California
*
* $Id: nbtree.h,v 1.9 1997/02/22 10:08:27 vadim Exp $
* $Id: nbtree.h,v 1.10 1997/03/18 18:41:16 scrappy Exp $
*
*-------------------------------------------------------------------------
*/
@@ -68,6 +68,7 @@ typedef struct BTScanOpaqueData {
Buffer btso_mrkbuf;
uint16 qual_ok; /* 0 for quals like key == 1 && key > 2 */
uint16 numberOfKeys; /* number of key attributes */
uint16 numberOfFirstKeys; /* number of first key attributes */
ScanKey keyData; /* key descriptor */
} BTScanOpaqueData;
@@ -270,9 +271,9 @@ extern bool _bt_invokestrat(Relation rel, AttrNumber attno,
extern ScanKey _bt_mkscankey(Relation rel, IndexTuple itup);
extern void _bt_freeskey(ScanKey skey);
extern void _bt_freestack(BTStack stack);
extern void _bt_orderkeys(Relation relation, uint16 *numberOfKeys,
ScanKey key, uint16 *qual_ok);
extern void _bt_orderkeys(Relation relation, BTScanOpaque so);
extern bool _bt_checkqual(IndexScanDesc scan, IndexTuple itup);
extern bool _bt_checkforkeys(IndexScanDesc scan, IndexTuple itup, Size keysz);
extern BTItem _bt_formitem(IndexTuple itup);
/*

3
src/include/nodes/relation.h
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@@ -6,7 +6,7 @@
*
* Copyright (c) 1994, Regents of the University of California
*
* $Id: relation.h,v 1.3 1996/11/06 07:44:18 scrappy Exp $
* $Id: relation.h,v 1.4 1997/03/18 18:41:37 scrappy Exp $
*
*-------------------------------------------------------------------------
*/
@@ -150,6 +150,7 @@ typedef struct IndexPath {
Path path;
List *indexid;
List *indexqual;
int *indexkeys; /* to transform heap attnos into index ones */
} IndexPath;
typedef struct JoinPath {