3920 static int recomputeColumnsUsedExpr(Walker *pWalker, Expr *pExpr){  in recomputeColumnsUsedExpr()  argument
3923   pItem = pWalker->u.pSrcItem;  in recomputeColumnsUsedExpr()
3984 static void renumberCursorDoMapping(Walker *pWalker, int *piCursor){  in renumberCursorDoMapping()  argument
3985   int *aCsrMap = pWalker->u.aiCol;  in renumberCursorDoMapping()
3996 static int renumberCursorsCb(Walker *pWalker, Expr *pExpr){  in renumberCursorsCb()  argument
3999     renumberCursorDoMapping(pWalker, &pExpr->iTable);  in renumberCursorsCb()
4002     renumberCursorDoMapping(pWalker, &pExpr->w.iJoin);  in renumberCursorsCb()
4824 static int propagateConstantExprRewrite(Walker *pWalker, Expr *pExpr){  in propagateConstantExprRewrite()  argument
4825   WhereConst *pConst = pWalker->u.pConst;  in propagateConstantExprRewrite()
5290 static int convertCompoundSelectToSubquery(Walker *pWalker, Select *p){  in convertCompoundSelectToSubquery()  argument
5320   pParse = pWalker->pParse;  in convertCompoundSelectToSubquery()
5446   Walker *pWalker,                /* Current tree walker */  in resolveFromTermToCte()  argument
5575       rc = sqlite3WalkSelect(pWalker, pRecTerm);  in resolveFromTermToCte()
5582       if( sqlite3WalkSelect(pWalker, pSel) ){  in resolveFromTermToCte()
5609       sqlite3WalkSelect(pWalker, pSel);  in resolveFromTermToCte()
5628 void sqlite3SelectPopWith(Walker *pWalker, Select *p){  in sqlite3SelectPopWith()  argument
5629   Parse *pParse = pWalker->pParse;  in sqlite3SelectPopWith()
5723 static int selectExpander(Walker *pWalker, Select *p){  in selectExpander()  argument
5724   Parse *pParse = pWalker->pParse;  in selectExpander()
5742   if( pWalker->eCode ){  in selectExpander()
5779       if( sqlite3WalkSelect(pWalker, pSel) ) return WRC_Abort;  in selectExpander()
5783     }else if( (rc = resolveFromTermToCte(pParse, pWalker, pFrom))!=0 ){  in selectExpander()
5806         u8 eCodeOrig = pWalker->eCode;  in selectExpander()
5831         pWalker->eCode = 1;  /* Turn on Select.selId renumbering */  in selectExpander()
5832         sqlite3WalkSelect(pWalker, pFrom->pSelect);  in selectExpander()
5833         pWalker->eCode = eCodeOrig;  in selectExpander()
6132 static void selectAddSubqueryTypeInfo(Walker *pWalker, Select *p){  in selectAddSubqueryTypeInfo()  argument
6141   pParse = pWalker->pParse;  in selectAddSubqueryTypeInfo()
6415 static int havingToWhereExprCb(Walker *pWalker, Expr *pExpr){  in havingToWhereExprCb()  argument
6417     Select *pS = pWalker->u.pSelect;  in havingToWhereExprCb()
6425     if( sqlite3ExprIsConstantOrGroupBy(pWalker->pParse, pExpr, pS->pGroupBy)   in havingToWhereExprCb()
6429       sqlite3 *db = pWalker->pParse->db;  in havingToWhereExprCb()
6434         pNew = sqlite3ExprAnd(pWalker->pParse, pWhere, pNew);  in havingToWhereExprCb()
6436         pWalker->eCode = 1;  in havingToWhereExprCb()