greenplumn CXformTest 源码
greenplumn CXformTest 代码
文件路径：/src/backend/gporca/server/include/unittest/gpopt/xforms/CXformTest.h
//---------------------------------------------------------------------------
// Greenplum Database
// Copyright (C) 2009 Greenplum, Inc.
//
// @filename:
// CXformTest.h
//
// @doc:
// Test for CXForm
//---------------------------------------------------------------------------
#ifndef GPOPT_CXformTest_H
#define GPOPT_CXformTest_H
#include "gpos/base.h"
#include "gpopt/mdcache/CMDAccessor.h"
#include "gpopt/operators/CExpression.h"
namespace gpopt
{
using namespace gpos;
//---------------------------------------------------------------------------
// @class:
// CXformTest
//
// @doc:
// Unittests
//
//---------------------------------------------------------------------------
class CXformTest
{
private:
// path to metadata test file
static const CHAR *m_szMDFilePath;
// accessor to metadata cache
static CMDAccessor *m_pmda;
// generate a random join tree
static CExpression *PexprJoinTree(CMemoryPool *mp);
// generate random star join tree
static CExpression *PexprStarJoinTree(CMemoryPool *mp, ULONG ulTabs);
// application of different xforms for the given expression
static void ApplyExprXforms(CMemoryPool *mp, IOstream &os,
CExpression *pexpr);
public:
// test driver
static GPOS_RESULT EresUnittest();
// test application of different xforms
static GPOS_RESULT EresUnittest_ApplyXforms();
// test application of cte-related xforms
static GPOS_RESULT EresUnittest_ApplyXforms_CTE();
#ifdef GPOS_DEBUG
// test name -> xform mapping
static GPOS_RESULT EresUnittest_Mapping();
#endif // GPOS_DEBUG
}; // class CXformTest
} // namespace gpopt
#endif // !GPOPT_CXformTest_H
// EOF
相关信息
相关文章
greenplumn CDecorrelatorTest 源码
greenplumn CSubqueryHandlerTest 源码
0
赞
热门推荐
-
2、 - 优质文章
-
3、 gate.io
-
7、 golang
-
9、 openharmony
-
10、 Vue中input框自动聚焦