greenplumn CSerializableQuery 代码
文件路径：/src/backend/gporca/libgpopt/include/gpopt/minidump/CSerializableQuery.h
/---------------------------------------------------------------------------
/ Greenplum Database
/ Copyright (C) 2011 EMC Corp.
/
/ @filename:
/ CSerializableQuery.h
/
/ @doc:
/ Serializable query object used to dump the query when an exception is raised;
/---------------------------------------------------------------------------
#ifndef GPOS_CSerializableQuery_H
#define GPOS_CSerializableQuery_H
#include "gpos/base.h"
#include "gpos/error/CSerializable.h"
#include "gpos/string/CWStringDynamic.h"
#include "naucrates/dxl/operators/CDXLNode.h"
using namespace gpos;
using namespace gpdxl;
namespace gpopt
{
/---------------------------------------------------------------------------
/ @class:
/ CSerializableQuery
/
/ @doc:
/ Serializable query object
/
/---------------------------------------------------------------------------
class CSerializableQuery : public CSerializable
{
private:
CMemoryPool *m_mp;
/ query DXL node;
const CDXLNode *m_query_dxl_root;
/ query output
const CDXLNodeArray *m_query_output;
/ CTE DXL nodes
const CDXLNodeArray *m_cte_producers;
public:
CSerializableQuery(const CSerializableQuery &) = delete;
/ ctor
CSerializableQuery(CMemoryPool *mp, const CDXLNode *query,
const CDXLNodeArray *query_output_dxlnode_array,
const CDXLNodeArray *cte_producers);
/ dtor
~CSerializableQuery() override;
/ serialize object to passed stream
void Serialize(COstream &oos) override;
}; / class CSerializableQuery
} / namespace gpopt
#endif / !GPOS_CSerializableQuery_H
/ EOF
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