mirror of
https://github.com/mariadb-corporation/mariadb-columnstore-engine.git
synced 2025-04-26 11:48:52 +03:00
97 lines
2.2 KiB
C++
97 lines
2.2 KiB
C++
/* Copyright (C) 2014 InfiniDB, Inc.
|
|
|
|
This program is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU General Public License
|
|
as published by the Free Software Foundation; version 2 of
|
|
the License.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
|
MA 02110-1301, USA. */
|
|
|
|
// $Id$
|
|
//
|
|
/** @file */
|
|
|
|
#pragma once
|
|
|
|
#include <stdint.h>
|
|
#include "we_type.h"
|
|
#include "brmtypes.h"
|
|
#include <map>
|
|
#include <vector>
|
|
|
|
#define EXPORT
|
|
|
|
namespace WriteEngine
|
|
{
|
|
struct ColExtInfo
|
|
{
|
|
uint16_t dbRoot;
|
|
uint32_t partNum;
|
|
uint16_t segNum;
|
|
HWM hwm;
|
|
RID lastRid;
|
|
int64_t max;
|
|
int64_t min;
|
|
bool isNewExt;
|
|
bool current;
|
|
uint16_t compType;
|
|
bool isDict;
|
|
|
|
ColExtInfo()
|
|
: dbRoot(0)
|
|
, partNum(0)
|
|
, segNum(0)
|
|
, hwm(0)
|
|
, lastRid(0)
|
|
, max(0)
|
|
, min(0)
|
|
, isNewExt(false)
|
|
, current(true)
|
|
, compType(2)
|
|
, isDict(false)
|
|
{
|
|
}
|
|
};
|
|
|
|
typedef std::vector<ColExtInfo> ColExtsInfo;
|
|
|
|
typedef std::map<OID, ColExtsInfo> ColsExtsInfoMap;
|
|
|
|
class TableMetaData
|
|
{
|
|
public:
|
|
typedef std::map<uint32_t, TableMetaData*> TableMetaDataMap;
|
|
EXPORT static TableMetaData* makeTableMetaData(uint32_t tableOid);
|
|
/** remove and delete the instance map to the tableOid
|
|
* @param tableOid
|
|
*/
|
|
EXPORT static void removeTableMetaData(uint32_t tableOid);
|
|
|
|
EXPORT ColExtsInfo& getColExtsInfo(OID columnOid);
|
|
EXPORT void setColExtsInfo(OID columnOid, ColExtsInfo colExtsInfo);
|
|
EXPORT ColsExtsInfoMap& getColsExtsInfoMap();
|
|
|
|
private:
|
|
/** Constuctors */
|
|
explicit TableMetaData();
|
|
explicit TableMetaData(const TableMetaData& rhs);
|
|
~TableMetaData();
|
|
static boost::mutex map_mutex;
|
|
static TableMetaDataMap fTableMetaDataMap;
|
|
boost::mutex fColsExtsInfoLock;
|
|
ColsExtsInfoMap fColsExtsInfoMap;
|
|
};
|
|
|
|
} // namespace WriteEngine
|
|
|
|
#undef EXPORT
|
|
|