D、kill -9 mysqld_pid 投票结果(数据来源InsideMySQL公众号) 生产环境中基本都是多实例部署,所以用A的方式关闭比较多,偶尔也会贪方便直接采用C的关闭方式,如果是单机单实例,用B也没毛病,但是为什么会有人选D选项呢,发起投票的大佬逐一问过后得知,都是因为当时 MySQL 已经不可用了,迫不得已才采用暴力关闭。 最...
3. 使用示例 上篇解释了许多GTID的原理,以及在MySQL复制中所起的作用,并且进行了很多实验加以辅助说明。本篇演示如何从头开始一步步配置GTID复制。实验环境同https://wxy0327.blog.csdn.net/article/details/90081518#%E4%BA%8C%E3%80%81%E5%A4%8D%E5%88%B6%E5%AE%9E%E9%AA%8C%E7%8E%AF%E5%A2%83。这...
If you want the Docker volume for the server's data directory to be deleted at the same time, add the -v option to the docker rm command. Upgrading a MySQL Server ContainerImportant Before performing any upgrade to MySQL, follow carefully the instructions in Chapter 10, Upgrading MySQL. Am...
Shutdown clone vio, if active. More... enum_vio_type get_vio_type () const void shutdown_active_vio () void awake (THD::killed_state state_to_set) Awake a thread. More... void disconnect (bool server_shutdown=false) Disconnect the...
Bug #12257 SELECT * inside PROCEDURE gives "Unknown column" on second loop if tbl changed Submitted: 29 Jul 2005 2:53Modified: 20 Jun 2012 16:53 Reporter: Sergey Petrunya Email Updates: Status: Closed Impact on me: None Category: MySQL Server: Stored RoutinesSeverity: S3 (Non-critical...
ENGINE=InnoDB DEFAULT CHARSET=latin1; "; command.ExecuteNonQuery(); //create insert proc command.CommandText = @" DROP PROCEDURE IF EXISTS test.insert_updatetest ; CREATE PROCEDURE test.insert_updatetest (INOUT p_Id bigint,p_Version smallint unsigned,INOUT p_UDate datetime) BEGIN INSERT INTO ...
Replication: If theWAIT_FOR_EXECUTED_GTID_SET()function was used with a timeout value including a fractional part (for example, 1.5), an error in the casting logic meant that the timeout was rounded down to the nearest whole second, and to zero for values less than 1 second (for exampl...
but if ROW format is used, the statement is recorded as two transactions with two GTIDs. If a source used STATEMENT format and a replica used ROW format, the replica would be unable to handle the transaction correctly, therefore theCREATE TABLE ... SELECTstatement is disallowed with GTIDs ...
Beware of the new change in MySQL 5.7, the internal temporary tables (those that are created for selects when a temporary table is needed) are stored in InnoDB ibtmp file. In most cases this is faster. However, it can change the original behavior. If needed, you can switch the creation...
resolve_rollup_wfs : Replace group by field references inside window functions with references in the presence of ROLLUP. 2 Transformation remove_redundant_subquery_clause : Permanently remove redundant parts from the query if 1) This is a subquery 2) Not normalizing a view. Removal should take ...