greenplumn CXformExploration 代码
文件路径：/src/backend/gporca/libgpopt/src/xforms/CXformExploration.cpp
/---------------------------------------------------------------------------
/ Greenplum Database
/ Copyright (C) 2011 EMC Corp.
/
/ @filename:
/ CXformExploration.cpp
/
/ @doc:
/ Implementation of basic exploration transformation
/---------------------------------------------------------------------------
#include "gpopt/xforms/CXformExploration.h"
#include "gpos/base.h"
using namespace gpopt;
/---------------------------------------------------------------------------
/ @function:
/ CXformExploration::CXformExploration
/
/ @doc:
/ Ctor
/
/---------------------------------------------------------------------------
CXformExploration::CXformExploration(CExpression *pexpr) : CXform(pexpr)
{
GPOS_ASSERT(nullptr != pexpr);
}
/---------------------------------------------------------------------------
/ @function:
/ CXformExploration::~CXformExploration
/
/ @doc:
/ Ctor
/
/---------------------------------------------------------------------------
CXformExploration::~CXformExploration() = default;
/ EOF
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