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https://dev.mysql.com/doc/internals/en/support-for-update.html
If the table being updated contains timestamp columns, the updating of the timestamp will have to be managed in the update_row() call. Performing an update will depend on row format and storage implementation. Some storage engines will replace data ...
https://dev.mysql.com/doc/ndbapi/en/mccj-overview-java.html
Like other persistence frameworks, ClusterJ uses the Data Mapper pattern, in which data is represented as domain objects, separate from business logic, mapping Java classes to database tables stored in the NDBCLUSTER storage engine. The terms NDB ...
https://dev.mysql.com/doc/ndbapi/en/ndb-ndb-cluster-connection.html
Methods The following table lists the public methods of this class and the purpose or use of each method: Table 2.33 Ndb_cluster_connection class methods and descriptions Name Description Ndb_cluster_connection() Constructor; creates a connection to ... This section provides information about the Ndb_cluster_connection class, which models a connection by a management server (ndb_mgmd) to a set of data ...
https://dev.mysql.com/doc/refman/8.4/en/account-activity-auditing.html
When a client connects successfully, the server authenticates the client to a particular row in this table. Its value is constructed from the User and Host columns of the user table row for the account. However, this value does not necessarily ...
https://dev.mysql.com/doc/refman/8.4/en/charset-cp932.html
The table shown at https://msdn.microsoft.com/en-us/goglobal/cc305152.aspx provides information about the Unicode values of cp932 characters. For cp932 table entries with characters under which a four-digit number appears, the number represents the ... Why is cp932 needed? In MySQL, the sjis character set corresponds to the Shift_JIS character set defined by IANA, which supports JIS X0201 and JIS X0208 ...
https://dev.mysql.com/doc/refman/8.4/en/data-dictionary-object-cache.html
The tablespace_definition_cache option sets a limit for the number of tablespace definition objects that can be stored in the dictionary object cache. The table definition cache partition exists in parallel with the table definition cache that is ...
https://dev.mysql.com/doc/refman/8.4/en/help.html
Its proper operation requires that the help tables in the mysql database be initialized with help topic information (see Section 7.1.17, “Server-Side Help Support”). The HELP statement searches the help tables for the given search string and ...
https://dev.mysql.com/doc/refman/8.4/en/json-validation-functions.html
As before, you can see this by attempting to insert the value into the geo table, then issuing SHOW WARNINGS afterwards: mysql> INSERT INTO geo VALUES(@point3); ERROR 3819 (HY000): Check constraint 'geo_chk_1' is violated. MySQL supports validation ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-mysqld.html
(We often refer to a mysqld process running in this manner as an SQL node.) It is fully aware of all cluster data nodes as well as their status, and establishes connections to all data nodes. If mysqld is started with only the --ndbcluster option, ...To be used with NDB Cluster, mysqld needs to be built with support for the NDB storage engine, as it is in the precompiled binaries available from ...
https://dev.mysql.com/doc/refman/8.4/en/no-login-pluggable-authentication.html
To verify plugin installation, examine the Information Schema PLUGINS table or use the SHOW PLUGINS statement (see Section 7.6.2, “Obtaining Server Plugin Information”). The mysql_no_login server-side authentication plugin prevents all client ...