149916   DistinctCtx *pDistinct, /* If not NULL, info on how to process DISTINCT */  argument
149940   hasDistinct = pDistinct ? pDistinct->eTnctType : WHERE_DISTINCT_NOOP;
150066     int eType = pDistinct->eTnctType;
150067     int iTab = pDistinct->tabTnct;
150070     fixDistinctOpenEph(pParse, eType, iTab, pDistinct->addrTnct);
157238       ExprList *pDistinct = 0;  local
157250         pDistinct = sqlite3ExprListDup(db, pGroupBy, 0);
157251         pDistinct = sqlite3ExprListAppend(pParse, pDistinct, pExpr);
157252         distFlag = pDistinct ? (WHERE_WANT_DISTINCT|WHERE_AGG_DISTINCT) : 0;
157291       pWInfo = sqlite3WhereBegin(pParse, pTabList, pWhere, pGroupBy, pDistinct,
157296         sqlite3ExprListDelete(db, pDistinct);
157478       sqlite3ExprListDelete(db, pDistinct);
157595         ExprList *pDistinct = 0;  local
157623           pDistinct = pAggInfo->aFunc[0].pFExpr->x.pList;
157624           distFlag = pDistinct ? (WHERE_WANT_DISTINCT|WHERE_AGG_DISTINCT) : 0;
157645                                    pDistinct, p, minMaxFlag|distFlag, 0);
169230   ExprList *pDistinct       /* The result set that needs to be DISTINCT */  argument
169248   for(i=0; i<pDistinct->nExpr; i++){
169249     Expr *p = sqlite3ExprSkipCollateAndLikely(pDistinct->a[i].pExpr);
169273         if( findIndexCol(pParse, pDistinct, iBase, pIdx, i)<0 ) break;