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https://dev.mysql.com/doc/refman/8.4/en/server-configuration.html
The MySQL server, mysqld, has many command options and system variables that can be set at startup to configure its operation. To determine the default command option and system variable values used by the server, execute this command: $> mysqld ...
https://dev.mysql.com/doc/refman/8.4/en/source-installation-methods.html
There are two methods for installing MySQL from source: Use a standard MySQL source distribution. To obtain a standard distribution, see Section 2.1.3, “How to Get MySQL”. For instructions on building from a standard distribution, see Section ...Standard distributions are available as compressed tar files, Zip archives, or RPM ...
https://dev.mysql.com/doc/refman/8.4/en/spatial-types.html
Following the OGC specification, MySQL implements spatial extensions as a subset of the SQL with Geometry Types environment. MySQL spatial extensions enable the generation, storage, and analysis of geographic features: Data types for representing ...
https://dev.mysql.com/doc/refman/8.4/en/stored-program-restrictions.html
Unsupported Syntax from the SQL:2003 Standard The MySQL stored routine syntax is based on the SQL:2003 standard. (See Bug #22830 for more information.) Stored routines and triggers in NDB Cluster While stored procedures, stored functions, triggers, ...Some of the restrictions noted here apply to all stored routines; that is, both to stored procedures and stored ...
https://dev.mysql.com/doc/refman/8.4/en/sys-sys-config.html
To enable debug output without having to set that variable in individual sessions, add the option to the table: mysql> INSERT INTO sys.sys_config (variable, value) VALUES('debug', 'ON'); To change the debug setting in the table, do two things. This ...
https://dev.mysql.com/doc/refman/8.4/en/table.html
TABLE is a DML statement which returns rows and columns of the named table. Given the existence of a table named t, the following two statements produce identical output: TABLE t; SELECT * FROM t; You can order and limit the number of rows produced ...
https://dev.mysql.com/doc/refman/8.4/en/upgrade-troubleshooting.html
A schema mismatch in a MySQL 8.3 instance between the .frm file of a table and the InnoDB data dictionary can cause an upgrade to MySQL 8.4 to fail. If problems occur, such as that the new mysqld server does not start, verify that you do not have ...To address this issue, dump and restore affected tables before attempting the upgrade ...
https://dev.mysql.com/doc/refman/8.4/en/validate-password-installation.html
For general information about installing and uninstalling components, see Section 7.5, “MySQL Components”. Note If you install MySQL 8.4 using the MySQL Yum repository, MySQL SLES Repository, or RPM packages provided by Oracle, the ... This ...
https://dev.mysql.com/doc/refman/8.4/en/what-is-crashing.html
Other programs that are not related to MySQL do not behave correctly. If you think the problem is in MySQL, you should also examine MySQL's log files. If you have examined all other possibilities and concluded that the MySQL server or a MySQL client ...This can normally be checked by pressing the Caps Lock ...
https://dev.mysql.com/doc/refman/8.4/en/window-function-descriptions.html
It is part of the SQL standard, but the MySQL implementation permits only RESPECT NULLS (which is also the default). from_first_last is part of the SQL standard, but the MySQL implementation permits only FROM FIRST (which is also the default). This ...