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https://dev.mysql.com/doc/refman/8.4/en/server-shutdown.html
For additional information about thread termination, see Section 15.7.8.4, “KILL Statement”, in particular for the instructions about killed REPAIR TABLE or OPTIMIZE TABLE operations on MyISAM tables. If a thread is updating a nontransactional ... The server shutdown process takes place as follows: The shutdown process is ...
https://dev.mysql.com/doc/refman/8.4/en/show-triggers.html
SHOW TRIGGERS [{FROM | IN} db_name] [LIKE 'pattern' | WHERE expr] SHOW TRIGGERS lists the triggers currently defined for tables in a database (the default database unless a FROM clause is given). This statement returns results only for databases ...
https://dev.mysql.com/doc/refman/8.4/en/sys-metrics.html
The metric type determines the source from which the name is taken: For global status variables: The VARIABLE_NAME column of the global_status table For InnoDB metrics: The NAME column of the INNODB_METRICS table For other metrics: A view-provided ... This view summarizes MySQL server metrics to show variable names, values, types, and whether they are ...
https://dev.mysql.com/doc/refman/8.4/en/sys-sys-get-config.html
Given a configuration option name, returns the option value from the sys_config table, or the provided default value (which may be NULL) if the option does not exist in the table. If so, the routine uses the variable value without reading the ...If ...
https://dev.mysql.com/doc/refman/8.4/en/triggers.html
A trigger is a named database object that is associated with a table, and that activates when a particular event occurs for the table. Some uses for triggers are to perform checks of values to be inserted into a table or to perform calculations on ...For example, rows can be inserted by INSERT or LOAD DATA statements, and an insert trigger activates for each inserted ...
https://dev.mysql.com/doc/refman/8.4/en/user-names.html
MySQL stores accounts in the user table of the mysql system database. For information about account representation in the user table, see Section 8.2.3, “Grant Tables”. Warning The MySQL user name length limit is hardcoded in MySQL servers and ...An account is defined in terms of a user name and the client host or hosts from which the user can connect to the ...
https://dev.mysql.com/doc/mysql-monitor/8.0/en/mem-advisors-intro-advisor-page-ref.html
Figure 19.1 Manage Advisors Page The components and controls of the Manage Advisors page are as follows: Table 19.1 Manage Advisors Page Controls Name Description Edit Selected Opens the edit dialog for the selected advisor. Memory Usage: Indicate ...To display the Advisors page, select Advisors from the Configuration ...
https://dev.mysql.com/doc/refman/8.4/en/crashing.html
The preceding means that normally you should not get corrupted tables unless one of the following happens: The MySQL server or the server host was killed in the middle of an update. Some external program is manipulating data files or index files at ... Each MySQL version is tested on many platforms before it is ...
https://dev.mysql.com/doc/refman/8.4/en/extended-show.html
Some extensions to SHOW statements accompany the implementation of INFORMATION_SCHEMA: SHOW can be used to get information about the structure of INFORMATION_SCHEMA itself. Several SHOW statements accept a WHERE clause that provides more ...
https://dev.mysql.com/doc/refman/8.4/en/full-disk.html
Other threads might be waiting for the table that caused the disk-full condition. Exceptions to the preceding behavior are when you use REPAIR TABLE or OPTIMIZE TABLE or when the indexes are created in a batch after LOAD DATA or after an ALTER TABLE ... This section describes how MySQL responds to disk-full errors (such as “no space left on device”), and to quota-exceeded errors (such as “write failed” or “user block limit ...