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https://dev.mysql.com/doc/refman/8.4/en/replication-solutions-scaleout.html
You can use replication as a scale-out solution; that is, where you want to split up the load of database queries across multiple database servers, within some reasonable limitations. Because replication works from the distribution of one source to ...
https://dev.mysql.com/doc/refman/8.4/en/replication-solutions.html
Replication can be used in many different environments for a range of purposes. This section provides general notes and advice on using replication for specific solution types. For information on using replication in a backup environment, including ...
https://dev.mysql.com/doc/refman/8.4/en/resetting-permissions.html
If you have never assigned a root password for MySQL, the server does not require a password at all for connecting as root. For instructions on assigning a password, see Section 2.9.4, “Securing the Initial MySQL Account”. If you know the root ...
https://dev.mysql.com/doc/refman/8.4/en/resource-groups.html
MySQL supports creation and management of resource groups, and permits assigning threads running within the server to particular groups so that threads execute according to the resources available to the group. Group attributes enable control over ...
https://dev.mysql.com/doc/refman/8.4/en/rewriter-query-rewrite-plugin.html
MySQL supports query rewrite plugins that can examine and possibly modify SQL statements received by the server before the server executes them. MySQL distributions include a postparse query rewrite plugin named Rewriter and scripts for installing ...
https://dev.mysql.com/doc/refman/8.4/en/secure-client-programming.html
Client applications that access MySQL should use the following guidelines to avoid interpreting external data incorrectly or exposing sensitive information. Handle External Data Properly Handle MySQL Error Messages Properly Handle External Data ...
https://dev.mysql.com/doc/refman/8.4/en/select-optimization.html
Queries, in the form of SELECT statements, perform all the lookup operations in the database. Tuning these statements is a top priority, whether to achieve sub-second response times for dynamic web pages, or to chop hours off the time to generate ...
https://dev.mysql.com/doc/refman/8.4/en/selecting-all.html
For example, you may happen to think that the birth date for Bowser doesn't seem quite right. Consulting your original pedigree papers, you find that the correct birth year should be 1989, not 1979. Fix only the erroneous record with an UPDATE ...
https://dev.mysql.com/doc/refman/8.4/en/selinux-file-context.html
The MySQL Server reads from and writes to many files. If the SELinux context is not set correctly for these files, access to the files could be denied. The instructions that follow use the semanage binary to manage file context; on RHEL, it's part ...
https://dev.mysql.com/doc/refman/8.4/en/server-options.html
When you start the mysqld server, you can specify program options using any of the methods described in Section 6.2.2, “Specifying Program Options”. The most common methods are to provide options in an option file or on the command line.