摘要:

2023-10-10 mysql-{mysql_create_db}-失败后回滚-记录

mysql_create_db

完整函数代码:

/**Create a database@param thd		Thread handler@param db		Name of database to createFunction assumes that this is already validated.@param create_info	Database create options (like character set)SIDE-EFFECTS1. Report back to client that command succeeded (my_ok)2. Report errors to client3. Log event to binary log@retval false ok@retval true  Error
*/bool mysql_create_db(THD *thd, const char *db, HA_CREATE_INFO *create_info) {DBUG_TRACE;/*Use Auto_releaser to keep uncommitted object for database untiltrans_commit() call.*/dd::cache::Dictionary_client::Auto_releaser releaser(thd->dd_client());// Reject creation of the system schema except for system threads.if (!thd->is_dd_system_thread() &&a