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Overview
Comment:Fix bug in transfer of arguments from WHERE clause to virtual table xFilter() methods. (CVS 3305)
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SHA1:cf41f2a33f94c6c94fb39ae6ffcd58bbf9ea88c8
User & Date: danielk1977 2006-06-27 12:16:56
Context
2006-06-27
12:24
Additional documentation on the 3.3.0 file format change added to formatchng.html. (CVS 3306) check-in: 955551ca user: drh tags: trunk
12:16
Fix bug in transfer of arguments from WHERE clause to virtual table xFilter() methods. (CVS 3305) check-in: cf41f2a3 user: danielk1977 tags: trunk
11:14
Move older news items to the oldnews.html page. (CVS 3304) check-in: 80163ded user: drh tags: trunk
Changes
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Changes to src/where.c.

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** This module contains C code that generates VDBE code used to process
** the WHERE clause of SQL statements.  This module is reponsible for
** generating the code that loops through a table looking for applicable
** rows.  Indices are selected and used to speed the search when doing
** so is applicable.  Because this module is responsible for selecting
** indices, you might also think of this module as the "query optimizer".
**
** $Id: where.c,v 1.226 2006/06/27 02:36:58 drh Exp $
*/
#include "sqliteInt.h"

/*
** The number of bits in a Bitmask.  "BMS" means "BitMask Size".
*/
#define BMS  (sizeof(Bitmask)*8)
................................................................................
      const struct sqlite3_index_constraint *aConstraint =
                                                  pBestIdx->aConstraint;

      for(j=1; j<=nConstraint; j++){
        int k;
        for(k=0; k<nConstraint; k++){
          if( aUsage[k].argvIndex==j ){
            int iTerm = aConstraint[j-1].iTermOffset;
            sqlite3ExprCode(pParse, wc.a[iTerm].pExpr->pRight);
            break;
          }
        }
        if( k==nConstraint ) break;
      }
      sqlite3VdbeAddOp(v, OP_Integer, j-1, 0);







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** This module contains C code that generates VDBE code used to process
** the WHERE clause of SQL statements.  This module is reponsible for
** generating the code that loops through a table looking for applicable
** rows.  Indices are selected and used to speed the search when doing
** so is applicable.  Because this module is responsible for selecting
** indices, you might also think of this module as the "query optimizer".
**
** $Id: where.c,v 1.227 2006/06/27 12:16:56 danielk1977 Exp $
*/
#include "sqliteInt.h"

/*
** The number of bits in a Bitmask.  "BMS" means "BitMask Size".
*/
#define BMS  (sizeof(Bitmask)*8)
................................................................................
      const struct sqlite3_index_constraint *aConstraint =
                                                  pBestIdx->aConstraint;

      for(j=1; j<=nConstraint; j++){
        int k;
        for(k=0; k<nConstraint; k++){
          if( aUsage[k].argvIndex==j ){
            int iTerm = aConstraint[k].iTermOffset;
            sqlite3ExprCode(pParse, wc.a[iTerm].pExpr->pRight);
            break;
          }
        }
        if( k==nConstraint ) break;
      }
      sqlite3VdbeAddOp(v, OP_Integer, j-1, 0);