763 static char *echoSelectList(echo_vtab *pTab, sqlite3_index_info *pIdxInfo){  in echoSelectList()  argument
770       if( pIdxInfo->colUsed & ((sqlite3_uint64)1 << (i>=63 ? 63 : i)) ){  in echoSelectList()
803 static int echoBestIndex(sqlite3_vtab *tab, sqlite3_index_info *pIdxInfo){  in echoBestIndex()  argument
854   zCol = echoSelectList(pVtab, pIdxInfo);  in echoBestIndex()
859   for(ii=0; ii<pIdxInfo->nConstraint; ii++){  in echoBestIndex()
864     pConstraint = &pIdxInfo->aConstraint[ii];  in echoBestIndex()
865     pUsage = &pIdxInfo->aConstraintUsage[ii];  in echoBestIndex()
920   if( pIdxInfo->nOrderBy==1 && (  in echoBestIndex()
921         pIdxInfo->aOrderBy->iColumn<0 ||  in echoBestIndex()
922         pVtab->aIndex[pIdxInfo->aOrderBy->iColumn]) ){  in echoBestIndex()
923     int iCol = pIdxInfo->aOrderBy->iColumn;  in echoBestIndex()
925     char *zDir = pIdxInfo->aOrderBy->desc?"DESC":"ASC";  in echoBestIndex()
928     pIdxInfo->orderByConsumed = 1;  in echoBestIndex()
937   pIdxInfo->idxNum = hashString(zQuery);  in echoBestIndex()
938   pIdxInfo->idxStr = zQuery;  in echoBestIndex()
939   pIdxInfo->needToFreeIdxStr = 1;  in echoBestIndex()
941     pIdxInfo->estimatedCost = cost;  in echoBestIndex()
946         pIdxInfo->estimatedCost = (double)ii;  in echoBestIndex()
950     pIdxInfo->estimatedCost = (double)nRow;  in echoBestIndex()