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https://dev.mysql.com/doc/refman/8.0/en/preface.html
This is the Reference Manual for the MySQL Database System, version 8.0, through release 8.0.42. Differences between minor versions of MySQL 8.0 are noted in the present text with reference to release numbers (8.0.x). This manual is not intended ...
https://dev.mysql.com/doc/refman/8.0/en/processlist-access.html
The following sections list the possible Command values, and State values grouped by category. The following discussion enumerates the sources of process information, the privileges required to see process information, and describes the content of ...
https://dev.mysql.com/doc/refman/8.0/en/program-variables.html
Many MySQL programs have internal variables that can be set at runtime using the SET statement. See Section 15.7.6.1, “SET Syntax for Variable Assignment”, and Section 7.1.9, “Using System Variables”. Most of these program variables also ...
https://dev.mysql.com/doc/refman/8.0/en/programs-overview.html
my_print_defaults A utility that shows which options are present in option groups of option files. Later sections provide a more detailed description of each one, with the exception of NDB Cluster programs. Each program's description indicates its ...
https://dev.mysql.com/doc/refman/8.0/en/replication-features-differing-tables.html
Source and target tables for replication do not have to be identical. A table on the source can have more or fewer columns than the replica's copy of the table. In addition, corresponding table columns on the source and the replica can use ...
https://dev.mysql.com/doc/refman/8.0/en/replication-gtids-concepts.html
This GTID persister thread collects GTIDs in groups, flushes them to the mysql.gtid_executed table, then compresses the table. A global transaction identifier (GTID) is a unique identifier created and associated with each transaction committed on ...
https://dev.mysql.com/doc/refman/8.0/en/replication-privilege-checks-account.html
Instead, ensure that the default encryption setting on a replica matches the encryption status of the tablespaces that it replicates, and that replication group members have the same default encryption setting, so that the privilege is not needed.
https://dev.mysql.com/doc/refman/8.0/en/replication-privilege-checks-recover.html
If a privilege check against the PRIVILEGE_CHECKS_USER account fails, the transaction is not executed and replication stops for the channel. Details of the error and the last applied transaction are recorded in the Performance Schema ...
https://dev.mysql.com/doc/refman/8.0/en/replication-solutions-switch.html
In a failover situation, all the servers in the group are typically executing the same events from the same binary log file, so changing the source of the events should not affect the structure or integrity of the database, provided that you ... You ...
https://dev.mysql.com/doc/refman/8.0/en/security-against-attack.html
To start mysqld as a different Unix user, add a user option that specifies the user name in the [mysqld] group of the my.cnf option file where you specify server options. When you connect to a MySQL server, you should use a password. All other ...