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/* Copyright (C) 2003 MySQL AB
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; either version 2 of the License, or
(at your option) any later version.
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#ifndef UTIL_TRANSACTIONS_HPP
#define UTIL_TRANSACTIONS_HPP
#include <NDBT.hpp>
typedef int (ReadCallBackFn)(NDBT_ResultRow*);
class UtilTransactions {
public:
enum ScanLock {
SL_Read = 0,
SL_ReadHold = 1,
SL_Exclusive = 2
};
UtilTransactions(const NdbDictionary::Table&);
UtilTransactions(Ndb* ndb, const char * tableName);
int clearTable(Ndb*,
int records = 0,
int parallelism = 240);
// Delete all records from the table using a scan
int clearTable1(Ndb*,
int records = 0,
int parallelism = 16);
// Delete all records from the table using a scan
// Using batching
int clearTable2(Ndb*,
int records = 0,
int parallelism = 240);
int clearTable3(Ndb*,
int records = 0,
int parallelism = 240);
int selectCount(Ndb*,
int parallelism = 16,
int* count_rows = NULL,
ScanLock lock = SL_Read,
NdbConnection* pTrans = NULL);
int scanReadRecords(Ndb*,
int parallelism,
bool exclusive,
int records,
int noAttribs,
int* attrib_list,
ReadCallBackFn* fn = NULL);
int verifyIndex(Ndb*,
const char* indexName,
int parallelism = 240,
bool transactional = false);
int copyTableData(Ndb*,
const char* destName);
private:
static int takeOverAndDeleteRecord(Ndb*,
NdbOperation*);
int addRowToDelete(Ndb* pNdb,
NdbConnection* pDelTrans,
NdbOperation* pOrgOp);
int addRowToInsert(Ndb* pNdb,
NdbConnection* pInsTrans,
NDBT_ResultRow & row,
const char* insertTabName);
int verifyUniqueIndex(Ndb*,
const char* indexName,
int parallelism = 240,
bool transactional = false);
int scanAndCompareUniqueIndex(Ndb* pNdb,
const char * indexName,
int parallelism,
bool transactional);
int readRowFromTableAndIndex(Ndb* pNdb,
NdbConnection* pTrans,
const char * indexName,
NDBT_ResultRow& row );
protected:
int m_defaultClearMethod;
const NdbDictionary::Table& tab;
};
#endif
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