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https://dev.mysql.com/doc/refman/8.4/en/data-masking-plugin-function-reference.html
Table 8.47 MySQL Enterprise Data Masking and De-Identification Plugin Functions Name Description Deprecated gen_blacklist() Perform dictionary term replacement Yes gen_blocklist() Perform dictionary term replacement gen_dictionary_drop() Remove ...
https://dev.mysql.com/doc/refman/8.4/en/default-privileges.html
Replace root-password in the examples with the password that you want to use. The MySQL installation process involves initializing the data directory, including the grant tables in the mysql system schema that define MySQL accounts. This section ...
https://dev.mysql.com/doc/refman/8.4/en/error-log-configuration.html
[mysqld] log_error_services='log_filter_internal; log_sink_internal; log_sink_json' Note To use the JSON log sink (log_sink_syseventlog) instead of the default sink (log_sink_internal), you would replace log_sink_internal with log_sink_json. SET ...
https://dev.mysql.com/doc/refman/8.4/en/explain-extended.html
Extended information is available for SELECT, DELETE, INSERT, REPLACE, and UPDATE statements. SHOW WARNINGS displays an empty result for other explainable statements (DELETE, INSERT, REPLACE, and UPDATE). The EXPLAIN statement produces extra ...
https://dev.mysql.com/doc/refman/8.4/en/explain-for-connection.html
To obtain the execution plan for an explainable statement executing in a named connection, use this statement: EXPLAIN [options] FOR CONNECTION connection_id; EXPLAIN FOR CONNECTION returns the EXPLAIN information that is currently being used to ...
https://dev.mysql.com/doc/refman/8.4/en/gone-away.html
An INSERT or REPLACE statement that inserts a great many rows can also cause these sorts of errors. Either one of these statements sends a single request to the server irrespective of the number of rows to be inserted; thus, you can often avoid the ... This section also covers the related Lost connection to server during query ...
https://dev.mysql.com/doc/refman/8.4/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 ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-programs-ndb-perror.html
This is intended as a drop-in replacement for perror --ndb, which is no longer supported. ndb_perror replaces perror --ndb, which is no longer supported by NDB Cluster. ndb_perror shows information about an NDB error, given its error code. This ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-programs-ndbmtd.html
In other words, a data node running ndbd can be stopped, the binary replaced with ndbmtd, and then restarted without any loss of data. ndbmtd is a multithreaded version of ndbd, the process that is used to handle all the data in tables using the ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-what-is-new.html
Both private keys and certificates are labeled as either active or pending; ndb_sign_keys also provides help with rotating keys to allow for pending keys to replace active keys before the active keys expire. MySQL NDB Cluster 8.3 makes the following ... What is New in NDB Cluster 8.4 Changes in NDB 8.x Innovation Releases The following sections describe changes in the implementation of MySQL NDB Cluster in NDB Cluster 8.0 through 8.0.44, as compared to earlier release ...