Close all database instances.
MCO_RET mco_close_all_instances( void );
| void | No arguments |
This function destroys all database instances. It is used to cleanup possible previous database instances after an application crash.
| MCO_S_OK | All database instances closed successfully |
| MCO_ERR_DB | An internal error occurred closing one or more instances |
| MCO_E_OPENED_SESSIONS | There are open connections to the database. (Call mco_db_disconnect() for all open sessions first.) |
Application snippet: const char * dbname = "SimpleDb"; int main(int argc, char* argv[]) { mco_db_h db; MCO_RET rc; mco_device_t dev; mco_db_params_t db_params; ... if( (rc = mco_runtime_start()) != MCO_S_OK) exit(-1); /* Clean up any previously opened database instances. */ rc = mco_close_all_instances(); if ( MCO_S_OK != rc ) { rc = mco_db_open_dev( dbname, simpledb_get_dictionary(), &dev, 1, &db_params ); ... } }