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https://dev.mysql.com/doc/refman/8.0/en/symbolic-links-to-tables.html
Note Symbolic link support as described here, along with the --symbolic-links option that controls it, and is deprecated; expect these to be removed in a future version of MySQL. Note The path used with either or both of the DATA DIRECTORY and ...
https://dev.mysql.com/doc/refman/8.0/en/sys-diagnostics.html
Note The more instruments and consumers enabled, the more impact on MySQL server performance. Creates a report of the current server status for diagnostic purposes. This procedure disables binary logging during its execution by manipulating the ...
https://dev.mysql.com/doc/refman/8.0/en/time-zone-support.html
Note If set to SYSTEM, every MySQL function call that requires a time zone calculation makes a system library call to determine the current system time zone. Note Named time zones can be used only if the time zone information tables in the mysql ...
https://dev.mysql.com/doc/refman/8.0/en/upgrading-from-previous-series.html
Note The procedure given at Section 3.6, “Preparing Your Installation for Upgrade”, describes how to identify partitioned tables that must be altered before upgrading to MySQL 8.0. The default value of the log_error_verbosity system variable ...
https://dev.mysql.com/doc/refman/8.0/en/validate-password-options-variables.html
Password Validation Plugin Options Note In MySQL 8.0, the validate_password plugin was reimplemented as the validate_password component. Password Validation Plugin System Variables Note In MySQL 8.0, the validate_password plugin was reimplemented as ... This section describes the system and status variables that validate_password provides to enable its operation to be configured and ...
https://dev.mysql.com/doc/refman/8.0/en/windows-pluggable-authentication.html
Note Windows pluggable authentication is an extension included in MySQL Enterprise Edition, a commercial product. Examples (note the doubling of backslashes): domain\\user .\\user domain\\group .\\group BUILTIN\\WellKnownGroup When invoked by the ...MySQL Enterprise Edition for Windows supports an authentication method that performs external authentication on Windows, enabling MySQL Server to use native Windows services to authenticate client ...
https://dev.mysql.com/doc/refman/8.0/en/windows-start-service.html
Note Users in the MySQL grant system are wholly independent from any operating system users under Windows. Note On Windows, if the server is started with the --defaults-file and --install options, --install must be first. On Windows, the ...
https://dev.mysql.com/doc/refman/8.0/en/alter-logfile-group.html
Note All NDB Cluster Disk Data objects share the same namespace. ALTER LOGFILE GROUP logfile_group ADD UNDOFILE 'file_name' [INITIAL_SIZE [=] size] [WAIT] ENGINE [=] engine_name This statement adds an UNDO file named 'file_name' to an existing log ...
https://dev.mysql.com/doc/refman/8.0/en/alter-table-partition-operations.html
For example, given the table t1 defined previously, you can drop the partitions named p0 and p1 as shown here: ALTER TABLE t1 DROP PARTITION p0, p1; Note DROP PARTITION does not work with tables that use the NDB storage engine. Note For partitions ... Partitioning-related clauses for ALTER TABLE can be used with partitioned tables for repartitioning, to add, drop, discard, import, merge, and split partitions, and to perform partitioning ...
https://dev.mysql.com/doc/refman/8.0/en/audit-log-filter-definitions.html
Note Any id values used in the definition are evaluated with respect only to that definition. For information about using JSON data in MySQL, see Section 13.5, “The JSON Data Type”. Filter definitions have this form, where actions indicates how ...