-- This script uses sqlcmd scripting variables. They are in the form -- $(MyVariable). For information about how to use scripting variables -- on the command line and in SQL Server Management Studio, see the --
If an error is reported in the Snapshot Agent status, you can find more details in the Snapshot Agent job history: a. Expand SQL Server Agent in Object Explorer and open Job Activity Monitor. b. Sort by Category and identify the Snapshot Agent by the category REPL-Snapshot. c. Right-...
mysql> stop slave sql_thread; Query OK, 0 rows affected (0.01 sec) #过滤1个库 mysql> CHANGE REPLICATION FILTER REPLICATE_IGNORE_DB=(dba_test); #过滤2个库 mysql> CHANGE REPLICATION FILTER REPLICATE_IGNORE_DB=(dba_test1,dba_test); Query OK, 0 rows affected (0.00 sec) mysql> start slave...
show grants for 'dba_mha'@'192.10.10.%'; 经查询权限已获取,故障解决。 故障4: Last_SQL_Errno: 1032 Last_SQL_Error: Could not execute Update_rows event on table etl_db.sys_user; Can't find record in 'sys_user', Error_code: 1032; handler error HA_ERR_KEY_NOT_FOUND; the event's ...
作为DBA,这种复制机制和其他基于触发器的复制机制来说更加可靠,性能更改。逻辑复制的表,发生变化的数据通过WAL记录可以实时复制,这样更加高效并且也没那么复杂。所有其他复制机制都是基于触发器的,这可能会带来性能和维护方面的调整,随着逻辑复制的出现,对基于触发器复制的依赖几乎消失了。
MS SQL Consulting:Large scale of database and data cleansing Remote DBA Services:Improves MS SQL Database Performance SQL Server Integration Services:Business Intelligence Sunday, April 8, 2018 12:17 PM Server broker may be a good fit here. You might also want to investigate the sync framework...
mysqldump -uroot -p--host=127.0.0.1--port=3306 --all-databases--master-data=2 > replicationdump.sql Here we use the option--master-data=2in order to have a comment containing aCHANGE MASTERstatement inside the backup file. That comment indicates the replication coordinates at the time of ...
# 基于节点 x1 配置,修改如下配置项 server_id=3 loose-group_replication_local_address= "192.168.31.83:33061" 各节点 MySQL 实例配置修改后,需执行systemctl restart mysqld以生效 创建组复制 Recovery 凭据 在每个 MySQL 节点执行如下 SQL 命令,创建组复制账号 -- 零时关闭 binlog,创建复制账号 replica_use...
最近遇到一个关于发布订阅(Replication)的奇葩问题,特此记录一下这个案例。我们一SQL SERVER数据库服务器出现大量告警。告警信息如下所示: DESCRIPTION: Replication-Replication Distribution Subsystem: agent xxxxxx failed. Column names in each table must be unique. Column name 'xxxxx' in table 'dbo.xxxxxx' ...
the DBA to decide what to do about it unless the error code is legitimate and the query execution results in the same error code. If this error code validation behaviour is not desirable, some (or all) errors could be masked out with theslave-skip-errorsoption starting in Version 3.23.47...