mirror of
https://github.com/mariadb-corporation/mariadb-columnstore-engine.git
synced 2025-04-18 21:44:02 +03:00
51 lines
1.5 KiB
C++
51 lines
1.5 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 <cstdint>
|
|
|
|
#include <boost/thread/mutex.hpp>
|
|
#include <boost/thread/condition.hpp>
|
|
|
|
class AutoincrementData
|
|
{
|
|
public:
|
|
typedef std::map<uint32_t, AutoincrementData*> AutoincDataMap;
|
|
typedef std::map<uint32_t, long long> OIDNextValue;
|
|
static AutoincrementData* makeAutoincrementData(uint32_t sessionID = 0);
|
|
static void removeAutoincrementData(uint32_t sessionID = 0);
|
|
void setNextValue(uint32_t columnOid, long long nextValue);
|
|
long long getNextValue(uint32_t columnOid);
|
|
OIDNextValue& getOidNextValueMap();
|
|
|
|
private:
|
|
/** Constuctors */
|
|
explicit AutoincrementData();
|
|
explicit AutoincrementData(const AutoincrementData& rhs);
|
|
~AutoincrementData();
|
|
|
|
static boost::mutex map_mutex;
|
|
static AutoincDataMap fAutoincDataMap;
|
|
OIDNextValue fOidNextValueMap;
|
|
boost::mutex fOIDnextvalLock;
|
|
};
|