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https://dev.mysql.com/doc/refman/9.7/en/audit-log-component-disabling.html
The component is re-enabled when audit_log.disable is set back to false, which is the default setting. The audit_log.disable variable permits disabling audit logging for all connecting and connected sessions. The audit_log.disable variable can be ...
https://dev.mysql.com/doc/refman/9.7/en/audit-log-disabling.html
The plugin is re-enabled when audit_log_disable is set back to false, which is the default setting. Important The audit_log plugin is deprecated, and is being replaced by the audit_log component. Deprecation of the plugin means that you should ...
https://dev.mysql.com/doc/refman/9.7/en/binary-installation.html
$> groupadd mysql $> useradd -r -g mysql -s /bin/false mysql Note Because the user is required only for ownership purposes, not login purposes, the useradd command uses the -r and -s /bin/false options to create a user that does not have login ...
https://dev.mysql.com/doc/refman/9.7/en/boolean-literals.html
The constants TRUE and FALSE evaluate to 1 and 0, respectively. mysql> SELECT TRUE, true, FALSE, false; -> 1, 1, 0, 0 .
https://dev.mysql.com/doc/refman/9.7/en/built-in-function-reference.html
The following table lists each built-in (native) function and operator and provides a short description of each one. For a table listing functions that are loadable at runtime, see Section 14.2, “Loadable Function Reference”. ->> Return value ...
https://dev.mysql.com/doc/refman/9.7/en/comp-err.html
--help, -? Command-Line Format --help Type Boolean Default Value false Display a help message and exit. --debug-info, -T Command-Line Format --debug-info Type Boolean Default Value false Print some debugging information when the program exits.
https://dev.mysql.com/doc/refman/9.7/en/create-table-check-constraints.html
If the condition evaluates to FALSE, it fails and a constraint violation occurs. CHECK constraints are evaluated for INSERT, UPDATE, REPLACE, LOAD DATA, and LOAD XML statements and an error occurs if a constraint evaluates to FALSE. IGNORE ...
https://dev.mysql.com/doc/refman/9.7/en/declare-handler.html
statement handler_action: { CONTINUE | EXIT | UNDO } condition_value: { mysql_error_code | SQLSTATE [VALUE] sqlstate_value | condition_name | SQLWARNING | NOT FOUND | SQLEXCEPTION } The DECLARE ... HANDLER statement specifies a handler that deals ...
https://dev.mysql.com/doc/refman/9.7/en/explain.html
In practice, the DESCRIBE keyword is more often used to obtain information about table structure, whereas EXPLAIN is used to obtain a query execution plan (that is, an explanation of how MySQL would execute a query). The following discussion uses ...
https://dev.mysql.com/doc/refman/9.7/en/json-function-reference.html
Table 14.22 JSON Functions Name Description Deprecated -> Return value from JSON column after evaluating path; equivalent to JSON_EXTRACT(). ->> Return value from JSON column after evaluating path and unquoting the result; equivalent to ...