desc.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 <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[] =
- "tabnamen"
- "This program list all properties of table(s) in NDB Cluster.n"
- " ex: desc T1 T2 T4n";
- 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);
- }