hugoScanRead.cpp
上传用户:romrleung
上传日期:2022-05-23
资源大小:18897k
文件大小:4k
- /* 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 */
- #include <ndb_global.h>
- #include <NdbOut.hpp>
- #include <NdbApi.hpp>
- #include <NdbMain.h>
- #include <NDBT.hpp>
- #include <NdbSleep.h>
- #include <getarg.h>
- #include <HugoTransactions.hpp>
- int main(int argc, const char** argv){
- ndb_init();
- int _records = 0;
- int _loops = 1;
- int _abort = 0;
- int _parallelism = 1;
- const char* _tabname = NULL, *db = 0;
- int _help = 0;
- int lock = NdbOperation::LM_Read;
- int sorted = 0;
- struct getargs args[] = {
- { "aborts", 'a', arg_integer, &_abort, "percent of transactions that are aborted", "abort%" },
- { "loops", 'l', arg_integer, &_loops, "number of times to run this program(0=infinite loop)", "loops" },
- { "parallelism", 'p', arg_integer, &_parallelism, "parallelism(1-240)", "para" },
- { "records", 'r', arg_integer, &_records, "Number of records", "recs" },
- { "usage", '?', arg_flag, &_help, "Print help", "" },
- { "lock", 'm', arg_integer, &lock, "lock mode", "" },
- { "sorted", 's', arg_flag, &sorted, "sorted", "" },
- { "database", 'd', arg_string, &db, "Database", "" }
- };
- int num_args = sizeof(args) / sizeof(args[0]);
- int optind = 0;
- char desc[] =
- " tabnamen"
- "This program will scan read all records in one table in Ndb.n"
- "It will verify every column read by calculating the expected value.n";
-
- if(getarg(args, num_args, argc, argv, &optind) || argv[optind] == NULL || _help) {
- arg_printusage(args, num_args, argv[0], desc);
- return NDBT_ProgramExit(NDBT_WRONGARGS);
- }
- _tabname = argv[optind];
- // Connect to Ndb
- Ndb MyNdb( db ? db : "TEST_DB" );
- if(MyNdb.init() != 0){
- ERR(MyNdb.getNdbError());
- return NDBT_ProgramExit(NDBT_FAILED);
- }
- while(MyNdb.waitUntilReady() != 0)
- ndbout << "Waiting for ndb to become ready..." << endl;
-
- // Check if table exists in db
- const NdbDictionary::Table * pTab = NDBT_Table::discoverTableFromDb(&MyNdb, _tabname);
- if(pTab == NULL){
- ndbout << " Table " << _tabname << " does not exist!" << endl;
- return NDBT_ProgramExit(NDBT_WRONGARGS);
- }
- const NdbDictionary::Index * pIdx = 0;
- if(optind+1 < argc)
- {
- pIdx = MyNdb.getDictionary()->getIndex(argv[optind+1], _tabname);
- if(!pIdx)
- ndbout << " Index " << argv[optind+1] << " not found" << endl;
- else
- if(pIdx->getType() != NdbDictionary::Index::UniqueOrderedIndex &&
- pIdx->getType() != NdbDictionary::Index::OrderedIndex)
- {
- ndbout << " Index " << argv[optind+1] << " is not scannable" << endl;
- pIdx = 0;
- }
- }
-
- HugoTransactions hugoTrans(*pTab);
- int i = 0;
- while (i<_loops || _loops==0) {
- ndbout << i << ": ";
- if(!pIdx)
- {
- if(hugoTrans.scanReadRecords(&MyNdb,
- 0,
- _abort,
- _parallelism,
- (NdbOperation::LockMode)lock) != 0)
- {
- return NDBT_ProgramExit(NDBT_FAILED);
- }
- }
- else
- {
- if(hugoTrans.scanReadRecords(&MyNdb, pIdx,
- 0,
- _abort,
- _parallelism,
- (NdbOperation::LockMode)lock,
- sorted) != 0)
- {
- return NDBT_ProgramExit(NDBT_FAILED);
- }
- }
- i++;
- }
- return NDBT_ProgramExit(NDBT_OK);
- }