greenplumn CSerializablePlan 源码
greenplumn CSerializablePlan 代码
文件路径：/src/backend/gporca/libgpopt/include/gpopt/minidump/CSerializablePlan.h
//---------------------------------------------------------------------------
// Greenplum Database
// Copyright (C) 2012 EMC Corp.
//
// @filename:
// CSerializablePlan.h
//
// @doc:
// Serializable plan object used to dump the query plan
//---------------------------------------------------------------------------
#ifndef GPOPT_CSerializablePlan_H
#define GPOPT_CSerializablePlan_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:
// CSerializablePlan
//
// @doc:
// Serializable plan object
//
//---------------------------------------------------------------------------
class CSerializablePlan : public CSerializable
{
private:
CMemoryPool *m_mp;
// plan DXL node
const CDXLNode *m_plan_dxl_root;
// serialized plan
CWStringDynamic *m_pstrPlan;
// plan Id
ULLONG m_plan_id;
// plan space size
ULLONG m_plan_space_size;
public:
CSerializablePlan(const CSerializablePlan &) = delete;
// ctor
CSerializablePlan(CMemoryPool *mp, const CDXLNode *pdxlnPlan,
ULLONG plan_id, ULLONG plan_space_size);
// dtor
~CSerializablePlan() override;
// serialize object to passed buffer
void Serialize(COstream &oos) override;
}; // class CSerializablePlan
} // namespace gpopt
#endif // !GPOPT_CSerializablePlan_H
// EOF
相关信息
相关文章
greenplumn CMetadataAccessorFactory 源码
greenplumn CMinidumperUtils 源码
greenplumn CSerializableMDAccessor 源码
greenplumn CSerializableOptimizerConfig 源码
0
赞
热门推荐
-
2、 - 优质文章
-
3、 gate.io
-
6、 golang
-
8、 openharmony