340   sqlite3_index_info *pIdxInfo  in qpvtabBestIndex()  argument
345   sqlite3_str_appendf(pStr, "nConstraint,%d,,,,\n", pIdxInfo->nConstraint);  in qpvtabBestIndex()
346   for(i=0; i<pIdxInfo->nConstraint; i++){  in qpvtabBestIndex()
348     int iCol = pIdxInfo->aConstraint[i].iColumn;  in qpvtabBestIndex()
349     int op = pIdxInfo->aConstraint[i].op;  in qpvtabBestIndex()
350     if( iCol==QPVTAB_FLAGS &&  pIdxInfo->aConstraint[i].usable ){  in qpvtabBestIndex()
352       rc = sqlite3_vtab_rhs_value(pIdxInfo, i, &pVal);  in qpvtabBestIndex()
355         pIdxInfo->idxNum = sqlite3_value_int(pVal);  in qpvtabBestIndex()
356         if( pIdxInfo->idxNum & 0x002 ) pIdxInfo->orderByConsumed = 1;  in qpvtabBestIndex()
368        pIdxInfo->aConstraint[i].usable);  in qpvtabBestIndex()
370     rc = sqlite3_vtab_rhs_value(pIdxInfo, i, &pVal);  in qpvtabBestIndex()
377   for(i=0; i<pIdxInfo->nConstraint; i++){  in qpvtabBestIndex()
378     int iCol = pIdxInfo->aConstraint[i].iColumn;  in qpvtabBestIndex()
379     int op = pIdxInfo->aConstraint[i].op;  in qpvtabBestIndex()
385     if( iCol>=QPVTAB_A && pIdxInfo->aConstraint[i].usable ){  in qpvtabBestIndex()
386       pIdxInfo->aConstraintUsage[i].argvIndex = ++k;  in qpvtabBestIndex()
387       if( iCol<=QPVTAB_FLAGS || (pIdxInfo->idxNum & 0x004)!=0 ){  in qpvtabBestIndex()
388         pIdxInfo->aConstraintUsage[i].omit = 1;  in qpvtabBestIndex()
392   sqlite3_str_appendf(pStr, "nOrderBy,%d,,,,\n", pIdxInfo->nOrderBy);  in qpvtabBestIndex()
393   for(i=0; i<pIdxInfo->nOrderBy; i++){  in qpvtabBestIndex()
394     int iCol = pIdxInfo->aOrderBy[i].iColumn;  in qpvtabBestIndex()
397       pIdxInfo->aOrderBy[i].desc  in qpvtabBestIndex()
401                       sqlite3_vtab_distinct(pIdxInfo));  in qpvtabBestIndex()
402   sqlite3_str_appendf(pStr, "idxFlags,%d,,,,\n", pIdxInfo->idxFlags);  in qpvtabBestIndex()
403   sqlite3_str_appendf(pStr, "colUsed,%d,,,,\n", (int)pIdxInfo->colUsed);  in qpvtabBestIndex()
404   pIdxInfo->estimatedCost = (double)10;  in qpvtabBestIndex()
405   pIdxInfo->estimatedRows = 10;  in qpvtabBestIndex()
406   sqlite3_str_appendf(pStr, "idxNum,%d,,,,\n", pIdxInfo->idxNum);  in qpvtabBestIndex()
408                       pIdxInfo->orderByConsumed);  in qpvtabBestIndex()
409   pIdxInfo->idxStr = sqlite3_str_finish(pStr);  in qpvtabBestIndex()
410   pIdxInfo->needToFreeIdxStr = 1;  in qpvtabBestIndex()