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https://dev.mysql.com/doc/refman/8.0/en/performance-schema-firewall-groups-table.html
The firewall_groups table provides a view into the in-memory data cache for MySQL Enterprise Firewall. It is used in conjunction with the mysql.firewall_groups system table that provides persistent storage of firewall data; see MySQL Enterprise ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-firewall-membership-table.html
The firewall_membership table provides a view into the in-memory data cache for MySQL Enterprise Firewall. It is used in conjunction with the mysql.firewall_membership system table that provides persistent storage of firewall data; see MySQL ...The ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-tp-thread-state-table.html
Note The Performance Schema table described here is available as of MySQL 8.0.14. Prior to MySQL 8.0.14, use the corresponding INFORMATION_SCHEMA table instead; see Section 28.5.4, “The INFORMATION_SCHEMA TP_THREAD_STATE Table”. The value shown ...The tp_thread_state table has one row per thread created by the thread pool to handle ...
https://dev.mysql.com/doc/refman/8.0/en/pluggable-storage-common-layer.html
A MySQL pluggable storage engine is the component in the MySQL database server that is responsible for performing the actual data I/O operations for a database as well as enabling and enforcing certain feature sets that target a specific ...A major ...
https://dev.mysql.com/doc/refman/8.0/en/repeat.html
[begin_label:] REPEAT statement_list UNTIL search_condition END REPEAT [end_label] The statement list within a REPEAT statement is repeated until the search_condition expression is true. statement_list consists of one or more statements, each ...
https://dev.mysql.com/doc/refman/8.0/en/replica-logs.html
The mysql.slave_master_info and mysql.slave_relay_log_info tables are created using the transactional storage engine InnoDB. A replica server creates several repositories of information to use for the replication process: The replica's relay log, ...
https://dev.mysql.com/doc/refman/8.0/en/replication-features-json.html
Before MySQL 8.0, an update to a JSON column was always written to the binary log as the complete document. In MySQL 8.0, it is possible to log partial updates to JSON documents (see Partial Updates of JSON Values), which is more efficient. Servers ...The logging behavior depends on the format used, as described here: Statement-based ...
https://dev.mysql.com/doc/refman/8.0/en/replication-threads.html
MySQL replication capabilities are implemented using the following types of threads: Binary log dump thread. When replica_parallel_workers (in MySQL 8.0.26 and earlier, use slave_parallel_workers) is equal to 0, the replica creates an SQL (applier) ...The source creates a thread to send the binary log contents to a replica when the replica ...
https://dev.mysql.com/doc/refman/8.0/en/reset-master.html
Note This statement is replaced in later versions of MySQL by RESET BINARY LOGS AND GTIDS, and should be considered deprecated. See RESET BINARY LOGS AND GTIDS Statement, in the MySQL 8.4 Manual, for more information. The value of the gtid_purged ...RESET MASTER [TO binary_log_file_index_number] Warning Use this statement with caution to ensure you do not lose any wanted binary log file data and GTID execution ...
https://dev.mysql.com/doc/refman/8.0/en/selecting-all.html
Fix only the erroneous record with an UPDATE statement: mysql> UPDATE pet SET birth = '1989-08-31' WHERE name = 'Bowser'; The UPDATE changes only the record in question and does not require you to reload the table. For example, you may happen to ...