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Get rid of the special RowSet processing in where.c and move that into

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clients.  Added the WHERE_DUPLICATES_OK option to eliminate an unnecessary
RowSet during DELETE with a WHERE clause containing ORs. (CVS 6546)

FossilOrigin-Name: 98606bee9e41b8969fb639fc43864e230185ca43
This commit is contained in:
drh
2009-04-24 15:46:21 +00:00
parent 46619d6787
commit 336a5300de
7 changed files with 58 additions and 94 deletions
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5
src/update.c
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@@ -12,7 +12,7 @@
** This file contains C code routines that are called by the parser
** to handle UPDATE statements.
**
** $Id: update.c,v 1.197 2009/04/22 17:15:03 drh Exp $
** $Id: update.c,v 1.198 2009/04/24 15:46:22 drh Exp $
*/
#include "sqliteInt.h"
@@ -345,8 +345,7 @@ void sqlite3Update(
/* Begin the database scan
*/
sqlite3VdbeAddOp2(v, OP_Null, 0, regOldRowid);
pWInfo = sqlite3WhereBegin(pParse, pTabList, pWhere, 0,
WHERE_ONEPASS_DESIRED, 0);
pWInfo = sqlite3WhereBegin(pParse, pTabList, pWhere,0, WHERE_ONEPASS_DESIRED);
if( pWInfo==0 ) goto update_cleanup;
okOnePass = pWInfo->okOnePass;