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https://dev.mysql.com/doc/refman/8.0/en/mysql-enterprise-security.html
MySQL Enterprise Edition 5.7 and higher includes a keyring plugin that uses Oracle Key Vault as a backend for keyring storage. MySQL Enterprise Edition provides plugins that implement security features using external services: MySQL Enterprise ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-installation-windows-path.html
Warning You must exercise great care when editing your system PATH by hand; accidental deletion or modification of any portion of the existing PATH value can leave you with a malfunctioning or even unusable system. To make it easier to invoke MySQL ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-logging.html
Statements in the file are accessible from the mysql client when the up-arrow key is used to recall the history. The mysql client can do these types of logging for statements executed interactively: On Unix, mysql writes the statements to a history ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-shell-tutorial-javascript-documents-in-tables.html
In MySQL, a table may contain traditional relational data, JSON values, or both. You can combine traditional data with JSON documents by storing the documents in columns having a native JSON data type. Examples in this section use the city table in ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-shell-tutorial-python-documents-in-tables.html
In MySQL, a table may contain traditional relational data, JSON values, or both. You can combine traditional data with JSON documents by storing the documents in columns having a native JSON data type. Examples in this section use the city table in ...
https://dev.mysql.com/doc/refman/8.0/en/nested-join-optimization.html
Access by key from one inner table to another in the same nested join is prohibited if it is induced by a predicate from the WHERE condition. The following discussion refers to the join syntax described in Section 15.2.13.2, “JOIN Clause”. The ...
https://dev.mysql.com/doc/refman/8.0/en/obtaining-plugin-information.html
row *************************** PLUGIN_NAME: InnoDB PLUGIN_VERSION: 1.0 PLUGIN_STATUS: ACTIVE PLUGIN_TYPE: STORAGE ENGINE PLUGIN_TYPE_VERSION: 50158.0 PLUGIN_LIBRARY: ha_innodb_plugin.so PLUGIN_LIBRARY_VERSION: 1.0 PLUGIN_AUTHOR: Oracle Corporation ... There are several ways to determine which plugins are installed in the server: The Information Schema PLUGINS table contains a row for each loaded ...
https://dev.mysql.com/doc/refman/8.0/en/optimize-overview.html
The main memory areas to configure are the InnoDB buffer pool and the MyISAM key cache. Balancing Portability and Performance To use performance-oriented SQL extensions in a portable MySQL program, you can wrap MySQL-specific keywords in a statement ... Database performance depends on several factors at the database level, such as tables, queries, and configuration ...
https://dev.mysql.com/doc/refman/8.0/en/optimizer-statistics.html
Here is a sample histogram object: { "buckets": [ [ 1, 0.3333333333333333 ], [ 2, 0.6666666666666666 ], [ 3, 1 ] ], "null-values": 0, "last-updated": "2017-03-24 13:32:40.000000", "sampling-rate": 1, "histogram-type": "singleton", ... The ...
https://dev.mysql.com/doc/refman/8.0/en/optimizing-queries-myisam.html
An update of the following form is very fast: UPDATE tbl_name SET count_col=count_col+1 WHERE key_col=constant; This is very important when you use MySQL storage engines such as MyISAM that has only table-level locking (multiple readers with single ... Some general tips for speeding up queries on MyISAM tables: To help MySQL better optimize queries, use ANALYZE TABLE or run myisamchk --analyze on a table after it has been loaded with ...