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https://dev.mysql.com/doc/refman/8.4/en/known-issues.html
This section lists known issues in recent versions of MySQL. For information about platform-specific issues, see the installation and debugging instructions in Section 2.1, “General Installation Guidance”, and Section 7.9, “Debugging MySQL”. The following problems are known: Subquery optimization for IN is not as effective as for ...
https://dev.mysql.com/doc/refman/8.4/en/load-data.html
The file can be read from the server host or the client host, depending on whether the LOCAL modifier is given. INTO Statement”.) To write data from a table to a file, use SELECT ... To read the file back into a table, use LOAD DATA. The syntax of ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-replication-pitr.html
Point-in-time recovery—that is, recovery of data changes made since a given point in time—is performed after restoring a full backup that returns the server to its state when the backup was made. Performing point-in-time recovery of NDB Cluster ...
https://dev.mysql.com/doc/refman/8.4/en/mysqld-safe.html
mysqld_safe is the recommended way to start a mysqld server on Unix. mysqld_safe adds some safety features such as restarting the server when an error occurs and logging runtime information to an error log. A description of error logging is given ...
https://dev.mysql.com/doc/refman/8.4/en/network-namespace-support.html
The system administrator must enable the CAP_SYS_ADMIN operating system privilege for the MySQL binaries that support network namespaces (mysqld, mysql, mysqlxtest). Because CAP_SYS_ADMIN must be enabled explicitly by the system administrator, MySQL ... A network namespace is a logical copy of the network stack from the host ...
https://dev.mysql.com/doc/refman/8.4/en/replication-bugs.html
When you have determined that there is no user error involved, and replication still either does not work at all or is unstable, it is time to send us a bug report. We need to obtain as much information as possible from you to be able to track down ...
https://dev.mysql.com/doc/refman/8.4/en/replication-gtids-restrictions.html
Because GTID-based replication is dependent on transactions, some features otherwise available in MySQL are not supported when using it. This section provides information about restrictions on and limitations of replication with GTIDs. When using ...
https://dev.mysql.com/doc/refman/8.4/en/replication-sbr-rbr.html
For most users, the mixed replication format should provide the best combination of data integrity and performance. If, however, you want to take advantage of the features specific to the statement-based or row-based replication format when ...
https://dev.mysql.com/doc/refman/8.4/en/replication-security.html
To protect against unauthorized access to data that is stored on and transferred between replication source servers and replicas, set up all the servers involved using the security measures that you would choose for any MySQL instance in your ...
https://dev.mysql.com/doc/refman/8.4/en/replication-solutions-performance.html
As the number of replicas connecting to a source increases, the load, although minimal, also increases, as each replica uses a client connection to the source. Also, as each replica must receive a full copy of the source's binary log, the network ...