greenplumn IColConstraintsMapper 源码
greenplumn IColConstraintsMapper 代码
文件路径：/src/backend/gporca/libgpopt/include/gpopt/base/IColConstraintsMapper.h
// Greenplum Database
// Copyright (C) 2016 VMware, Inc. or its affiliates.
#ifndef GPOPT_IColConstraintsMapper_H
#define GPOPT_IColConstraintsMapper_H
#include "gpos/common/CRefCount.h"
#include "gpopt/base/CConstraint.h"
namespace gpopt
{
class IColConstraintsMapper : public CRefCount
{
public:
virtual CConstraintArray *PdrgPcnstrLookup(CColRef *colref) = 0;
~IColConstraintsMapper() override = 0;
};
} // namespace gpopt
#endif //GPOPT_IColConstraintsMapper_H
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