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Optimize simple min() and max() queries. (CVS 382)

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FossilOrigin-Name: cc5abfe392bdb8c3ed00e0610bc2b41851bfc9d7
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drh
2002-02-19 15:00:07 +00:00
parent aaab5725db
commit 9562b55115
7 changed files with 287 additions and 130 deletions
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3
src/btree.h
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@@ -13,7 +13,7 @@
** subsystem. See comments in the source code for a detailed description
** of what each interface routine does.
**
** @(#) $Id: btree.h,v 1.23 2002/02/19 13:39:22 drh Exp $
** @(#) $Id: btree.h,v 1.24 2002/02/19 15:00:08 drh Exp $
*/
#ifndef _BTREE_H_
#define _BTREE_H_
@@ -43,6 +43,7 @@ int sqliteBtreeDelete(BtCursor*);
int sqliteBtreeInsert(BtCursor*, const void *pKey, int nKey,
const void *pData, int nData);
int sqliteBtreeFirst(BtCursor*, int *pRes);
int sqliteBtreeLast(BtCursor*, int *pRes);
int sqliteBtreeNext(BtCursor*, int *pRes);
int sqliteBtreeKeySize(BtCursor*, int *pSize);
int sqliteBtreeKey(BtCursor*, int offset, int amt, char *zBuf);