mariadb/ndb/tools/desc.cpp
unknown bb4cc70d53 ndb - csc#4847 release scan op early to save memory
ndb/include/ndbapi/NdbConnection.hpp:
  release scan op of hupped trans at scan close to save memory
ndb/include/ndbapi/NdbScanOperation.hpp:
  release scan op of hupped trans at scan close to save memory
ndb/src/ndbapi/NdbConnection.cpp:
  release scan op of hupped trans at scan close to save memory
ndb/src/ndbapi/NdbResultSet.cpp:
  release scan op of hupped trans at scan close to save memory
ndb/src/ndbapi/NdbScanOperation.cpp:
  release scan op of hupped trans at scan close to save memory
ndb/tools/desc.cpp:
  release scan op of hupped trans at scan close to save memory
2005-04-05 13:14:03 +02:00

117 lines
3.6 KiB
C++

/* 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 <ndb_opts.h>
#include <NDBT.hpp>
#include <NdbApi.hpp>
NDB_STD_OPTS_VARS;
static const char* _dbname = "TEST_DB";
static int _unqualified = 0;
static struct my_option my_long_options[] =
{
NDB_STD_OPTS("ndb_desc"),
{ "database", 'd', "Name of database table is in",
(gptr*) &_dbname, (gptr*) &_dbname, 0,
GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0 },
{ "unqualified", 'u', "Use unqualified table names",
(gptr*) &_unqualified, (gptr*) &_unqualified, 0,
GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0}
};
static void usage()
{
char desc[] =
"tabname\n"\
"This program list all properties of table(s) in NDB Cluster.\n"\
" ex: desc T1 T2 T4\n";
ndb_std_print_version();
my_print_help(my_long_options);
my_print_variables(my_long_options);
}
static my_bool
get_one_option(int optid, const struct my_option *opt __attribute__((unused)),
char *argument)
{
return ndb_std_get_one_option(optid, opt, argument ? argument :
"d:t:O,/tmp/ndb_desc.trace");
}
int main(int argc, char** argv){
NDB_INIT(argv[0]);
const char *load_default_groups[]= { "mysql_cluster",0 };
load_defaults("my",load_default_groups,&argc,&argv);
int ho_error;
if ((ho_error=handle_options(&argc, &argv, my_long_options, get_one_option)))
return NDBT_ProgramExit(NDBT_WRONGARGS);
Ndb::setConnectString(opt_connect_str);
Ndb* pMyNdb;
pMyNdb = new Ndb(_dbname);
pMyNdb->init();
ndbout << "Waiting...";
while (pMyNdb->waitUntilReady() != 0) {
ndbout << "...";
}
ndbout << endl;
NdbDictionary::Dictionary * dict = pMyNdb->getDictionary();
for (int i = 0; i < argc; i++) {
NDBT_Table* pTab = (NDBT_Table*)dict->getTable(argv[i]);
if (pTab != 0){
ndbout << (* pTab) << endl;
NdbDictionary::Dictionary::List list;
if (dict->listIndexes(list, argv[i]) != 0){
ndbout << argv[i] << ": " << dict->getNdbError() << endl;
return NDBT_ProgramExit(NDBT_FAILED);
}
ndbout << "-- Indexes -- " << endl;
ndbout << "PRIMARY KEY(";
unsigned j;
for (j= 0; (int)j < pTab->getNoOfPrimaryKeys(); j++)
{
const NdbDictionary::Column * col = pTab->getColumn(pTab->getPrimaryKey(j));
ndbout << col->getName();
if ((int)j < pTab->getNoOfPrimaryKeys()-1)
ndbout << ", ";
}
ndbout << ") - UniqueHashIndex" << endl;
for (j= 0; j < list.count; j++) {
NdbDictionary::Dictionary::List::Element& elt = list.elements[j];
const NdbDictionary::Index *pIdx = dict->getIndex(elt.name, argv[i]);
if (!pIdx){
ndbout << argv[i] << ": " << dict->getNdbError() << endl;
return NDBT_ProgramExit(NDBT_FAILED);
}
ndbout << (*pIdx) << endl;
}
ndbout << endl;
}
else
ndbout << argv[i] << ": " << dict->getNdbError() << endl;
}
delete pMyNdb;
return NDBT_ProgramExit(NDBT_OK);
}