greenplumn IDatumGeneric 代码
文件路径：/src/backend/gporca/libnaucrates/include/naucrates/base/IDatumGeneric.h
/---------------------------------------------------------------------------
/ Greenplum Database
/ Copyright (C) 2011 EMC Corp.
/
/ @filename:
/ IDatumGeneric.h
/
/ @doc:
/ Base abstract class for generic datum representation
/---------------------------------------------------------------------------
#ifndef GPNAUCRATES_IDatumGeneric_H
#define GPNAUCRATES_IDatumGeneric_H
#include "gpos/base.h"
#include "gpos/common/CDouble.h"
#include "naucrates/base/IDatum.h"
namespace gpnaucrates
{
/---------------------------------------------------------------------------
/ @class:
/ IDatumGeneric
/
/ @doc:
/ Base abstract class for generic datum representation
/
/---------------------------------------------------------------------------
class IDatumGeneric : public IDatum
{
private:
public:
IDatumGeneric(const IDatumGeneric &) = delete;
/ ctor
IDatumGeneric() = default;
/ dtor
~IDatumGeneric() override = default;
/ accessor for datum type
IMDType::ETypeInfo
GetDatumType() override
{
return IMDType::EtiGeneric;
}
}; / class IDatumGeneric
} / namespace gpnaucrates
#endif / !GPNAUCRATES_IDatumGeneric_H
/ EOF
相关信息
相关文章
greenplumn CDatumGenericGPDB 源码