Dave Hall via discuss <[email protected]> writes:

> I am running MariaDB version 10.5.23 in a master/replica configuration
> with 4 replicas.  I recently experienced a failure that required me to
> restore the DBs on all of my DB systems from backup, including all of
> my replicas.
>
> Somehow in the course of this process I have some databases on my some
> of my replicas that have been deleted on the master.
>
> What is the best way to remove these without confusing or breaking the
> replication process?

Set the sql_log_bin variable to 0 when dropping the databases on the slaves,
so that that statement does not get binlogged on the slave:

  SET STATEMENT sql_log_bin=0 FOR DROP DATABASE xxx;

This way, the DROP statements will not cause GTIDs in the slave's binlogs
that do not exist on the master.

 - Kristian.
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