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https://dev.mysql.com/doc/refman/8.0/en/replication-setup-replicas.html
If an event runs on the new replica that has already run on the source, the duplicated operation causes an error. Error messages are issued to the replica's error log if it is not able to replicate for any reason. Before you proceed, ensure that you ...
https://dev.mysql.com/doc/refman/8.0/en/reusing-ssl-sessions.html
For example: mysql> ssl_session_data_print ~/private-dir/session.txt Session data are obtained in the form of a null-terminated, PEM encoded ANSI string. Regardless of the cause, an error is returned by default if you specify --ssl-session-data but ... As of MySQL 8.0.29, MySQL client programs may elect to resume a prior SSL session, provided that the server has the session in its runtime ...
https://dev.mysql.com/doc/refman/8.0/en/roles.html
If mandatory_roles is assigned a role at runtime that has the SYSTEM_USER privilege, an error occurs and the mandatory_roles value remains unchanged. When the server attempts role activation for a user, it does not treat the nonexistent role as ...
https://dev.mysql.com/doc/refman/8.0/en/savepoint.html
If the ROLLBACK TO SAVEPOINT statement returns the following error, it means that no savepoint with the specified name exists: ERROR 1305 (42000): SAVEPOINT identifier does not exist The RELEASE SAVEPOINT statement removes the named savepoint from ... SAVEPOINT identifier ROLLBACK [WORK] TO [SAVEPOINT] identifier RELEASE SAVEPOINT identifier InnoDB supports the SQL statements SAVEPOINT, ROLLBACK TO SAVEPOINT, RELEASE SAVEPOINT and the optional WORK keyword for ...
https://dev.mysql.com/doc/refman/8.0/en/selinux-file-context.html
For example: semanage fcontext -a -t mysqld_db_t "/path/to/my/custom/datadir(/.*)?" restorecon -Rv /path/to/my/custom/datadir semanage fcontext -a -t mysqld_db_t "/path/to/my/custom/logdir(/.*)?" restorecon -Rv /path/to/my/custom/logdir Setting the ... The MySQL Server reads from and writes to many ...
https://dev.mysql.com/doc/refman/8.0/en/solaris-installation.html
If too many processes try to connect very rapidly to mysqld, you should see this error in the MySQL log: Error in accept: Protocol error You might try starting the server with the --back_log=50 option as a workaround for this. Note MySQL 8.0 ...
https://dev.mysql.com/doc/refman/8.0/en/spatial-aggregate-functions.html
If any geometry argument is not a syntactically well-formed geometry, an ER_GIS_INVALID_DATA error occurs. If any geometry argument is a syntactically well-formed geometry in an undefined spatial reference system (SRS), an ER_SRS_NOT_FOUND error ...
https://dev.mysql.com/doc/refman/8.0/en/start-replica.html
You must check the replica's error log for error messages generated by the replication threads, or check that they are running satisfactorily with SHOW REPLICA STATUS. START REPLICA [thread_types] [until_option] [connection_options] ...
https://dev.mysql.com/doc/refman/8.0/en/starting-server-troubleshooting.html
If you have problems starting the server, here are some things to try: Check the error log to see why the server does not start. The default data directory location is hardcoded when the server is compiled. If you get Errcode 13 (which means ...
https://dev.mysql.com/doc/refman/8.0/en/stop-replica.html
When the timeout value is reached, the issuing client returns an error message and stops waiting, but the STOP REPLICA instruction remains in effect. If the replica is stopped unexpectedly (for example due to an error in a worker thread, or another ...] thread_type: IO_THREAD | SQL_THREAD channel_option: FOR CHANNEL channel Stops the replication ...