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https://dev.mysql.com/doc/refman/8.0/en/charset-conversion.html
If you specified attributes when creating a column initially, you should also specify them when altering the table with ALTER TABLE. To convert a binary or nonbinary string column to use a particular character set, use ALTER TABLE. Suppose that a ...For successful conversion to occur, one of the following conditions must apply: If the column has a binary data type (BINARY, VARBINARY, BLOB), all the values that it contains must be encoded using a single character set (the character set you're converting the column ...
https://dev.mysql.com/doc/refman/8.0/en/replication-options-reference.html
gtid_executed_compression_period: Compress gtid_executed table each time this many transactions have occurred. log_bin_trust_function_creators: If equal to 0 (default), then when --log-bin is used, stored function creation is allowed only to users ... The following two sections provide basic information about the MySQL command-line options and system variables applicable to replication and the binary ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndb-api-statistics.html
This reflects the creation of the hidden primary key that is a feature of all tables using the NDB storage engine. Such actions include starting and closing (or aborting) transactions; primary key and unique key operations; table, range, and pruned ... A number of types of statistical counters relating to actions performed by or affecting Ndb objects are ...
https://dev.mysql.com/doc/refman/8.0/en/audit-log-filtering.html
The audit_log plugin operates in legacy mode if it is installed but the accompanying audit tables and functions are not created. Note For audit log filtering to work as described here, the audit log plugin and the accompanying audit tables and ...
https://dev.mysql.com/doc/refman/8.0/en/connection-control-information-schema-tables.html
The following sections describe the INFORMATION_SCHEMA tables associated with the connection_control plugin.
https://dev.mysql.com/doc/refman/8.0/en/innodb-information-schema-compression-tables.html
There are two pairs of InnoDB INFORMATION_SCHEMA tables about compression that can provide insight into how well compression is working overall: INNODB_CMP and INNODB_CMP_RESET provide information about the number of compression operations and the ...INNODB_CMPMEM and INNODB_CMPMEM_RESET provide information about the way memory is allocated for ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-tables.html
This section covers topics related to InnoDB tables. ...
https://dev.mysql.com/doc/refman/8.0/en/myisam-table-problems.html
The file format that MySQL uses to store data has been extensively tested, but there are always circumstances that may cause database tables to become corrupted. The following discussion describes how this can happen and how to handle it.
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-keyring-tables.html
The following sections describe the Performance Schema tables associated with the MySQL keyring (see Section 8.4.4, “The MySQL Keyring”). They provide information about keyring operation: keyring_component_status: Information about the keyring ...
https://dev.mysql.com/doc/refman/8.0/en/sys-schema-tables.html
The following sections describe sys schema tables and triggers. ...