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https://dev.mysql.com/doc/refman/5.7/en/performance-schema-thread-filtering.html
For foreground threads (resulting from client connections), the initial values of the INSTRUMENTED and HISTORY columns in threads table rows are determined by whether the user account associated with a thread matches any row in the setup_actors ...
https://dev.mysql.com/doc/refman/5.7/en/glossary.html
Experienced users can adjust the isolation level, trading off less protection in favor of increased performance and concurrency, when they can be sure that the transactions really do not interfere with each other. Closing an account at an online ...
https://dev.mysql.com/doc/refman/5.7/en/downgrading-to-previous-series.html
System Table Changes InnoDB Changes Logging Changes SQL Changes System Table Changes In MySQL 5.7.13, system table columns that store user@host string values were increased in length. Before downgrading to a previous release, change each affected ...
https://dev.mysql.com/doc/refman/5.7/en/revoke.html
To use this REVOKE syntax, you must have the global CREATE USER privilege, or the UPDATE privilege for the mysql system database. User accounts from which privileges are to be revoked must exist, but the privileges to be revoked need not be ...The ...When the read_only system variable is enabled, REVOKE requires the SUPER privilege in addition to any other required privileges described in the following ...
https://dev.mysql.com/doc/refman/5.7/en/load-xml.html
To prevent a client from loading XML files from the server, do not grant the FILE privilege to the corresponding MySQL user account, or revoke this privilege if the client user account already has it. (field_name_or_user_var, ...) is a list of one ...The tagname in the optional ROWS IDENTIFIED BY clause must also be given as a literal string, and must be surrounded by angle brackets (< and ...
https://dev.mysql.com/doc/refman/5.7/en/group-replication-user-credentials.html
This process can be captured in the binary log and then you can rely on distributed recovery to replicate the statements used to create the user. Alternatively, you can disable binary logging using SET SQL_LOG_BIN=0; and then create the user ...
https://dev.mysql.com/doc/refman/5.7/en/show-processlist.html
MySQL reserves one extra connection to be used by accounts that have the SUPER privilege, to ensure that administrators should always be able to connect and check the system (assuming that you are not giving this privilege to all your users). If you ... SHOW [FULL] PROCESSLIST The MySQL process list indicates the operations currently being performed by the set of threads executing within the ...
https://dev.mysql.com/doc/refman/5.7/en/docker-mysql-more-topics.html
If a user name and a password are supplied with MYSQL_USER and MYSQL_PASSWORD, the user is created and granted superuser access to this database (corresponding to GRANT ALL). MYSQL_USER, MYSQL_PASSWORD: These variables are used in conjunction to ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-programs-ndb-top.html
For more information about MySQL user accounts and passwords, see Section 6.2, “Access Control and Account Management”. This password is associated with a MySQL user account only, and is not related in any way to the password used with encrypted ...Usage ndb_top [-h hostname] [-t port] [-u user] [-p pass] [-n node_id] ndb_top connects to a MySQL Server running as an SQL node of the ...
https://dev.mysql.com/doc/refman/5.7/en/performance-schema-processlist-table.html
The latter distinguishes the system user and regular user account categories (see Account Categories). Note The processlist table is automatically created in the Performance Schema for new installations of MySQL 5.7.39, or higher. If you have the ...The MySQL process list indicates the operations currently being performed by the set of threads executing within the ...