greenplumn CMinidumperUtils 源码
greenplumn CMinidumperUtils 代码
文件路径：/src/backend/gporca/libgpopt/include/gpopt/minidump/CMinidumperUtils.h
//---------------------------------------------------------------------------
// Greenplum Database
// Copyright (C) 2012 EMC Corp.
//
// @filename:
// CMinidumperUtils.h
//
// @doc:
// Minidump utility functions
//---------------------------------------------------------------------------
#ifndef GPOPT_CMiniDumperUtils_H
#define GPOPT_CMiniDumperUtils_H
#include "gpos/base.h"
#include "gpos/error/CMiniDumper.h"
#include "gpopt/minidump/CDXLMinidump.h"
using namespace gpos;
namespace gpopt
{
// fwd decl
class ICostModel;
class CMiniDumperDXL;
class COptimizerConfig;
class IConstExprEvaluator;
//---------------------------------------------------------------------------
// @class:
// CMinidumperUtils
//
// @doc:
// Minidump utility functions
//
//---------------------------------------------------------------------------
class CMinidumperUtils
{
public:
// load a minidump
static CDXLMinidump *PdxlmdLoad(CMemoryPool *mp, const CHAR *file_name);
// generate a minidump file name in the provided buffer
static void GenerateMinidumpFileName(
CHAR *buf, ULONG length, ULONG ulSessionId, ULONG ulCmdId,
const CHAR *szMinidumpFileName = nullptr);
// finalize minidump and dump to a file
static void Finalize(CMiniDumperDXL *pmdp, BOOL fSerializeErrCtx);
// load and execute the minidump in the specified file
static CDXLNode *PdxlnExecuteMinidump(
CMemoryPool *mp, const CHAR *file_name, ULONG ulSegments,
ULONG ulSessionId, ULONG ulCmdId, COptimizerConfig *optimizer_config,
IConstExprEvaluator *pceeval = nullptr);
// execute the given minidump
static CDXLNode *PdxlnExecuteMinidump(
CMemoryPool *mp, CDXLMinidump *pdxlmdp, const CHAR *file_name,
ULONG ulSegments, ULONG ulSessionId, ULONG ulCmdId,
COptimizerConfig *optimizer_config,
IConstExprEvaluator *pceeval = nullptr);
// execute the given minidump using the given MD accessor
static CDXLNode *PdxlnExecuteMinidump(
CMemoryPool *mp, CMDAccessor *md_accessor, CDXLMinidump *pdxlmd,
const CHAR *file_name, ULONG ulSegments, ULONG ulSessionId,
ULONG ulCmdId, COptimizerConfig *optimizer_config,
IConstExprEvaluator *pceeval);
}; // class CMinidumperUtils
} // namespace gpopt
#endif // !GPOPT_CMiniDumperUtils_H
// EOF
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