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An improved fix for the min() problem of ticket #800. (CVS 1804)

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FossilOrigin-Name: b6e8b7a13cd9f90e2f7d963d9ddbe591571f3a27
This commit is contained in:
drh
2004-07-18 21:33:01 +00:00
parent 9eb516c0eb
commit 1af3fdb4dc
6 changed files with 27 additions and 27 deletions
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13
src/select.c
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@@ -12,7 +12,7 @@
** This file contains C code routines that are called by the parser
** to handle SELECT statements in SQLite.
**
** $Id: select.c,v 1.196 2004/07/18 20:52:32 drh Exp $
** $Id: select.c,v 1.197 2004/07/18 21:33:02 drh Exp $
*/
#include "sqliteInt.h"
@@ -2075,15 +2075,12 @@ static int simpleMinMaxQuery(Parse *pParse, Select *p, int eDest, int iParm){
sqlite3VdbeAddOp(v, OP_Integer, pIdx->iDb, 0);
sqlite3VdbeOp3(v, OP_OpenRead, base+1, pIdx->tnum,
(char*)&pIdx->keyInfo, P3_KEYINFO);
sqlite3VdbeAddOp(v, seekOp, base+1, 0);
if( seekOp==OP_Rewind ){
int addr;
sqlite3VdbeAddOp(v, OP_SetNumColumns, base+1, pIdx->nColumn+1);
sqlite3VdbeAddOp(v, OP_KeyAsData, base+1, 1);
addr = sqlite3VdbeAddOp(v, OP_IdxColumn, base+1, 0);
sqlite3VdbeAddOp(v, OP_NotNull, 1, addr+3);
sqlite3VdbeAddOp(v, OP_Next, 1, addr);
sqlite3VdbeAddOp(v, OP_String, 0, 0);
sqlite3VdbeAddOp(v, OP_MakeRecord, 1, 0);
seekOp = OP_MoveGt;
}
sqlite3VdbeAddOp(v, seekOp, base+1, 0);
sqlite3VdbeAddOp(v, OP_IdxRecno, base+1, 0);
sqlite3VdbeAddOp(v, OP_Close, base+1, 0);
sqlite3VdbeAddOp(v, OP_MoveGe, base, 0);