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#pragma once
#include "yql_co.h"
namespace NYql {
TExprNode::TPtr ExpandSqlSelect(const TExprNode::TPtr& node, TExprContext& ctx, TOptimizeContext& optCtx);
TExprNode::TPtr ExpandSqlSelectSublink(
const TExprNode::TPtr& node,
const TExprNode::TPtr& originalNode,
TExprContext& ctx,
TOptimizeContext& optCtx,
ui32 subLinkId,
const TExprNode::TListType& outerInputs,
const TVector<TString>& outerInputAliases);
TExprNode::TPtr ExpandPositionalSelectOp(const TExprNode& input, const TVector<TColumnOrder>& columnOrders,
TExprNode::TListType children, TExprContext& ctx, TOptimizeContext& optCtx);
TExprNode::TPtr NormalizeColumnOrder(const TExprNode::TPtr& node, const TColumnOrder& sourceColumnOrder,
const TColumnOrder& targetColumnOrder, TExprContext& ctx);
TExprNode::TPtr ExpandSqlGroupRef(const TExprNode::TPtr& node, TExprContext& ctx, TOptimizeContext& optCtx);
TExprNode::TPtr ExpandSqlGrouping(const TExprNode::TPtr& node, TExprContext& ctx, TOptimizeContext& optCtx);
TExprNode::TPtr ExpandSqlIterate(const TExprNode::TPtr& node, TExprContext& ctx, TOptimizeContext& optCtx);
TExprNode::TPtr CombineSetItems(TPositionHandle pos, const TExprNode::TPtr& left, const TExprNode::TPtr& right, const TStringBuf& op, TExprContext& ctx);
} // namespace NYql
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