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https://dev.mysql.com/doc/refman/5.7/en/replication-gtids-howto.html
If you are starting with new servers, see Section 16.1.2.2, “Creating a User for Replication” for information about adding a specific user for replication connections and Section 16.1.2.1, “Setting the Replication Source Configuration” for ... This section describes a process for configuring and starting GTID-based replication in MySQL ...
https://dev.mysql.com/doc/refman/5.7/en/rewriter-query-rewrite-plugin-usage.html
The change means that applications must refer to user_id rather than id in the WHERE clause, but old applications that cannot be updated no longer work properly. To match the statement SELECT * FROM appdb.users WHERE id = value and rewrite it as ...
https://dev.mysql.com/doc/refman/5.7/en/secure-client-programming.html
Handle External Data Properly Handle MySQL Error Messages Properly Handle External Data Properly Applications that access MySQL should not trust any data entered by users, who can try to trick your code by entering special or escaped character ...
https://dev.mysql.com/doc/refman/5.7/en/sha256-pluggable-authentication.html
MySQL provides two authentication plugins that implement SHA-256 hashing for user account passwords: sha256_password: Implements basic SHA-256 authentication. If sha256_password is the default authentication plugin, a simpler CREATE USER syntax can ...caching_sha2_password: Implements SHA-256 authentication (like sha256_password), but uses caching on the server side for better performance and has additional features for wider ...
https://dev.mysql.com/doc/refman/5.7/en/sys-schema-object-index.html
The following tables list sys schema objects and provide a short description of each one.
https://dev.mysql.com/doc/refman/5.7/en/create-event.html
CREATE [DEFINER = user] EVENT [IF NOT EXISTS] event_name ON SCHEDULE schedule [ON COMPLETION [NOT] PRESERVE] [ENABLE | DISABLE | DISABLE ON SLAVE] [COMMENT 'string'] DO event_body; schedule: { AT timestamp [+ INTERVAL interval] ... If the DEFINER ...The event does not run unless the Event Scheduler is ...
https://dev.mysql.com/doc/refman/5.7/en/linux-installation-rpm.html
Notes The mysql user is created using the -r and -s /bin/false options of the useradd command, so that it does not have login permissions to your server host (see Creating the mysql User and Group for details). To switch to the mysql user on your ...
https://dev.mysql.com/doc/refman/5.7/en/encryption-functions.html
This function is the SQL interface to the algorithm used by the server to encrypt MySQL passwords for storage in the mysql.user grant table. It also influences password hashing performed by CREATE USER and GRANT statements that specify a password ...
https://dev.mysql.com/doc/refman/5.7/en/starting-server.html
Such problems can occur if you neglected to create the grant tables by initializing the data directory before proceeding to this step, or if you ran the command that initializes the data directory without the --user option. Start the MySQL server ...
https://dev.mysql.com/doc/refman/5.7/en/security-guidelines.html
MySQL uses security based on Access Control Lists (ACLs) for all connections, queries, and other operations that users can attempt to perform. When running MySQL, follow these guidelines: Do not ever give anyone (except MySQL root accounts) access ... Anyone using MySQL on a computer connected to the Internet should read this section to avoid the most common security ...