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https://dev.mysql.com/doc/refman/8.0/en/performance-schema-firewall-group-allowlist-table.html
The firewall_group_allowlist table provides a view into the in-memory data cache for MySQL Enterprise Firewall. It is used in conjunction with the mysql.firewall_group_allowlist system table that provides persistent storage of firewall data; see ...
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 ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-limitations-transactions.html
When copying an NDB table as part of an ALTER TABLE, the creation of the copy is nontransactional. NDBCLUSTER stores only part of a column value that uses any of MySQL's BLOB or TEXT data types in the table visible to MySQL; the remainder of the ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs-ndb-import.html
db_name is the name of the database where the table into which to import the data is found; file_name is the name of the CSV file from which to read the data; this must include the path to this file if it is not in the current directory. The name of ... ndb_import imports CSV-formatted data, such as that produced by mysqldump --tab, directly into NDB using the NDB ...
https://dev.mysql.com/doc/refman/8.0/en/information-schema-user-attributes-table.html
The USER_ATTRIBUTES table (available as of MySQL 8.0.21) provides information about user comments and user attributes. The USER_ATTRIBUTES table has these columns: USER The user name portion of the account to which the ATTRIBUTE column value ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-tls-channel-status-table.html
Connection interface TLS properties are set at server startup, and can be updated at runtime using the ALTER INSTANCE RELOAD TLS statement. The tls_channel_status table (available as of MySQL 8.0.21) provides information about connection interface ...mysql_main and mysql_admin are the channel names for the main and administrative connection interfaces, ...
https://dev.mysql.com/doc/refman/8.0/en/information-schema-schemata-extensions-table.html
The SCHEMATA_EXTENSIONS table (available as of MySQL 8.0.22) augments the SCHEMATA table with information about schema options. The SCHEMATA_EXTENSIONS table has these columns: CATALOG_NAME The name of the catalog to which the schema belongs. If ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-information-schema-examples.html
Note This section describes locking information as exposed by the Performance Schema data_locks and data_lock_waits tables, which supersede the INFORMATION_SCHEMA INNODB_LOCKS and INNODB_LOCK_WAITS tables in MySQL 8.0. For similar discussion ...
https://dev.mysql.com/doc/refman/8.0/en/switchable-optimizations.html
For more information, see Section 10.2.2.5, “Derived Condition Pushdown Optimization” Derived Table Merging Flags derived_merge (default on) Controls merging of derived tables and views into outer query block. The derived_merge flag controls ...