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https://dev.mysql.com/doc/refman/5.7/en/apis-tcl.html
MySQLtcl is a simple API for accessing a MySQL database server from the Tcl programming language.
https://dev.mysql.com/doc/refman/5.7/en/audit-log-elements.html
Tables in the mysql system database provide persistent storage of filter and user account data. MySQL Enterprise Audit is based on the audit log plugin and related elements: A server-side plugin named audit_log examines auditable events and ...
https://dev.mysql.com/doc/refman/5.7/en/audit-log-restrictions.html
Prior to MySQL 5.7.21, MySQL Enterprise Audit uses MyISAM tables in the mysql system database. MySQL Enterprise Audit is subject to these general restrictions: Only SQL statements are logged. Changes made by no-SQL APIs, such as memcached, Node.JS, ...
https://dev.mysql.com/doc/refman/5.7/en/audit-log.html
The log contents include when clients connect and disconnect, and what actions they perform while connected, such as which databases and tables they access. Note MySQL Enterprise Audit is an extension included in MySQL Enterprise Edition, a ...
https://dev.mysql.com/doc/refman/5.7/en/backup-and-recovery.html
It is important to back up your databases so that you can recover your data and be up and running again in case problems occur, such as system crashes, hardware failures, or users deleting data by mistake. Backups are also essential as a safeguard ...
https://dev.mysql.com/doc/refman/5.7/en/binary-log-mixed.html
The following system variables, when used with session scope (only), do not cause the logging format to switch: auto_increment_increment auto_increment_offset character_set_client character_set_connection character_set_database character_set_server ... When running in MIXED logging format, the server automatically switches from statement-based to row-based logging under the following conditions: When a DML statement updates an NDBCLUSTER ...
https://dev.mysql.com/doc/refman/5.7/en/binary-log-setting.html
There are several reasons why a client might want to set binary logging on a per-session basis: A session that makes many small changes to the database might want to use row-based logging. You can select the binary logging format explicitly by ...
https://dev.mysql.com/doc/refman/5.7/en/blackhole-storage-engine.html
When you create a BLACKHOLE table, the server creates a table format file in the database directory. The BLACKHOLE storage engine acts as a “black hole” that accepts data but throws it away and does not store it. To examine the source for the ...
https://dev.mysql.com/doc/refman/5.7/en/blob.html
See Section 5.1.1, “Configuring the Server”, Section 4.5.1, “mysql — The MySQL Command-Line Client”, and Section 4.5.4, “mysqldump — A Database Backup Program”. A BLOB is a binary large object that can hold a variable amount of data. These differ only in the maximum length of the values they can ...
https://dev.mysql.com/doc/refman/5.7/en/bnl-bka-optimization.html
Then the BKA algorithm builds keys to access the table to be joined for all rows in the buffer and submits these keys in a batch to the database engine for index lookups. In MySQL, a Batched Key Access (BKA) Join algorithm is available that uses ...