101         aff = sqlite3ExprAffinity(pIdx->aColExpr->a[n].pExpr);  in sqlite3IndexAffinityStr()
262 static int exprColumnFlagUnion(Walker *pWalker, Expr *pExpr){  in exprColumnFlagUnion()  argument
263   if( pExpr->op==TK_COLUMN && pExpr->iColumn>=0 ){  in exprColumnFlagUnion()
264     assert( pExpr->iColumn < pWalker->u.pTab->nCol );  in exprColumnFlagUnion()
265     pWalker->eCode |= pWalker->u.pTab->aCol[pExpr->iColumn].colFlags;  in exprColumnFlagUnion()
1204       Expr *pX = pList->a[k].pExpr;  in sqlite3Insert()
1235         sqlite3ExprCode(pParse, pList->a[ipkColumn].pExpr, regCols);  in sqlite3Insert()
1287         Expr *pIpk = pList->a[ipkColumn].pExpr;  in sqlite3Insert()
1292           sqlite3ExprCode(pParse, pList->a[ipkColumn].pExpr, regRowid);  in sqlite3Insert()
1460 static int checkConstraintExprNode(Walker *pWalker, Expr *pExpr){  in checkConstraintExprNode()  argument
1461   if( pExpr->op==TK_COLUMN ){  in checkConstraintExprNode()
1462     assert( pExpr->iColumn>=0 || pExpr->iColumn==-1 );  in checkConstraintExprNode()
1463     if( pExpr->iColumn>=0 ){  in checkConstraintExprNode()
1464       if( pWalker->u.aiCol[pExpr->iColumn]>=0 ){  in checkConstraintExprNode()
1490   Expr *pExpr,    /* The expression to be checked */  in sqlite3ExprReferencesUpdatedColumn()  argument
1499   sqlite3WalkExpr(&w, pExpr);  in sqlite3ExprReferencesUpdatedColumn()
1841       Expr *pExpr = pCheck->a[i].pExpr;  in sqlite3GenerateConstraintChecks()  local
1843        && !sqlite3ExprReferencesUpdatedColumn(pExpr, aiChng, pkChng)  in sqlite3GenerateConstraintChecks()
1855       pCopy = sqlite3ExprDup(db, pExpr, 0);  in sqlite3GenerateConstraintChecks()
2203         sqlite3ExprCodeCopy(pParse, pIdx->aColExpr->a[i].pExpr, regIdx+i);  in sqlite3GenerateConstraintChecks()
2735       if( sqlite3ExprCompare(0, pSrc->aColExpr->a[i].pExpr,  in xferCompatibleIndex()
2736                              pDest->aColExpr->a[i].pExpr, -1)!=0 ){  in xferCompatibleIndex()
2851   assert( pEList->a[0].pExpr );  in xferOptimization()
2852   if( pEList->a[0].pExpr->op!=TK_ASTERISK ){  in xferOptimization()