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https://dev.mysql.com/doc/refman/8.0/en/performance-schema-replication-group-members-table.html
This table shows network and status information for replication group members. The network addresses shown are the addresses used to connect clients to the group, and should not be confused with the member's internal group communication address ...
https://dev.mysql.com/doc/refman/8.0/en/set-default-role.html
role [, role ] ...: Set the default to the named roles, which must exist and be granted to the account at the time SET DEFAULT ROLE is executed. For each user named immediately after the TO keyword, this statement defines which roles become active ... SET DEFAULT ROLE {NONE | ALL | role [, role ] ...} TO user [, user ] ...
https://dev.mysql.com/doc/refman/8.0/en/source-ssl-library-configuration.html
An SSL library is required for support of encrypted connections, entropy for random number generation, and other encryption-related operations. If the installed OpenSSL version is older than 1.0.1, CMake produces an error at MySQL configuration ...
https://dev.mysql.com/doc/refman/8.0/en/thread-pool.html
The default thread-handling model in MySQL Server executes statements using one thread per client connection. As more clients connect to the server and execute statements, overall performance degrades. The thread pool plugin provides an alternative ... Note MySQL Enterprise Thread Pool is an extension included in MySQL Enterprise Edition, a commercial ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-instrument-filtering.html
The setup_instruments table lists the available instruments: mysql> SELECT NAME, ENABLED, TIMED FROM performance_schema.setup_instruments; +---------------------------------------------------+---------+-------+ | NAME | ENABLED | TIMED | ...| ...
https://dev.mysql.com/doc/refman/8.0/en/selecting-all.html
Fix only the erroneous record with an UPDATE statement: mysql> UPDATE pet SET birth = '1989-08-31' WHERE name = 'Bowser'; The UPDATE changes only the record in question and does not require you to reload the table. For example, you may happen to ...
https://dev.mysql.com/doc/refman/8.0/en/selecting-columns.html
If you do not want to see entire rows from your table, just name the columns in which you are interested, separated by commas.
https://dev.mysql.com/doc/refman/8.0/en/all-subqueries.html
The expression is TRUE if table t2 contains (-5,0,+5) because 10 is greater than all three values in t2. The expression is FALSE if table t2 contains (12,6,NULL,-100) because there is a single value 12 in table t2 that is greater than 10. The ...
https://dev.mysql.com/doc/refman/8.0/en/alter-procedure.html
However, you cannot change the parameters or body of a stored procedure using this statement; to make such changes, you must drop and re-create the procedure using DROP PROCEDURE and CREATE PROCEDURE. ALTER PROCEDURE proc_name [characteristic ...] ...
https://dev.mysql.com/doc/refman/8.0/en/apis-python.html
The new MySQL Connector/Python component provides an interface to the same Python API, and is built into the MySQL Server and supported by Oracle. See MySQL Connector/Python Developer Guide for details on the Connector, as well as coding guidelines ... MySQLdb is a third-party driver that provides MySQL support for Python, compliant with the Python DB API version ...