greenplumn CXformJoin2BitmapIndexGetApply 源码
greenplumn CXformJoin2BitmapIndexGetApply 代码
文件路径：/src/backend/gporca/libgpopt/include/gpopt/xforms/CXformJoin2BitmapIndexGetApply.h
//---------------------------------------------------------------------------
// Greenplum Database
// Copyright (c) 2020 VMware and affiliates, Inc.
//
// Transform a join into a bitmap index apply. Allow a variety of nodes on
// the inner side, including a mandatory get, plus optional select,
// project and aggregate nodes.
//---------------------------------------------------------------------------
#ifndef GPOPT_CXformJoin2BitmapIndexGetApply_H
#define GPOPT_CXformJoin2BitmapIndexGetApply_H
#include "gpos/base.h"
#include "gpopt/operators/CLogicalJoin.h"
#include "gpopt/operators/CPatternLeaf.h"
#include "gpopt/operators/CPatternNode.h"
#include "gpopt/xforms/CXformJoin2IndexApplyGeneric.h"
namespace gpopt
{
using namespace gpos;
class CXformJoin2BitmapIndexGetApply : public CXformJoin2IndexApplyGeneric
{
private:
public:
CXformJoin2BitmapIndexGetApply(const CXformJoin2BitmapIndexGetApply &) =
delete;
// ctor
explicit CXformJoin2BitmapIndexGetApply(CMemoryPool *mp)
: CXformJoin2IndexApplyGeneric(mp, true)
{
}
// dtor
~CXformJoin2BitmapIndexGetApply() override = default;
// ident accessors
EXformId
Exfid() const override
{
return ExfJoin2BitmapIndexGetApply;
}
const CHAR *
SzId() const override
{
return "CXformJoin2BitmapIndexGetApply";
}
}; // class CXformJoin2BitmapIndexGetApply
} // namespace gpopt
#endif // !GPOPT_CXformJoin2BitmapIndexGetApply_H
// EOF
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