750     heightOfExpr(p->pLimit, pnHeight);  in heightOfSelect()
1738     pNew->pLimit = sqlite3ExprDup(db, p->pLimit, flags);  in sqlite3SelectDup()
2598   if( p->pLimit ) return 0;              /* Has no LIMIT clause */  in isCandidateForInOpt()
3257   Expr *pLimit;               /* New limit expression */  in sqlite3CodeSubselect()  local
3326   if( pSel->pLimit ){  in sqlite3CodeSubselect()
3330     pLimit = sqlite3Expr(db, TK_INTEGER, "0");  in sqlite3CodeSubselect()
3331     if( pLimit ){  in sqlite3CodeSubselect()
3332       pLimit->affExpr = SQLITE_AFF_NUMERIC;  in sqlite3CodeSubselect()
3333       pLimit = sqlite3PExpr(pParse, TK_NE,  in sqlite3CodeSubselect()
3334                             sqlite3ExprDup(db, pSel->pLimit->pLeft, 0), pLimit);  in sqlite3CodeSubselect()
3336     sqlite3ExprDeferredDelete(pParse, pSel->pLimit->pLeft);  in sqlite3CodeSubselect()
3337     pSel->pLimit->pLeft = pLimit;  in sqlite3CodeSubselect()
3340     pLimit = sqlite3Expr(pParse->db, TK_INTEGER, "1");  in sqlite3CodeSubselect()
3341     pSel->pLimit = sqlite3PExpr(pParse, TK_LIMIT, pLimit, 0);  in sqlite3CodeSubselect()