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https://dev.mysql.com/doc/refman/8.0/en/optimizing-innodb-diskio.html
Specifying a threshold to force smaller, periodic flushes may be beneficial in cases where multiple MySQL instances use the same storage devices. For example, creating a new MySQL instance and its associated data files could cause large surges of ...
https://dev.mysql.com/doc/refman/8.0/en/rewriter-query-rewrite-plugin-usage.html
These statements are subject to rewriting: As of MySQL 8.0.12: SELECT, INSERT, REPLACE, UPDATE, and DELETE. Beginning with MySQL 8.0.31, statements run by users with the SKIP_QUERY_REWRITE privilege are not subject to rewriting, provided that the ...
https://dev.mysql.com/doc/refman/8.0/en/audit-log-filtering.html
Legacy mode (deprecated in MySQL 8.0.34) is filtering behavior as it was prior to MySQL 5.7.13; that is, before the introduction of rule-based filtering. Audit log filtering is used to implement component services from MySQL 8.0.30. By default, ...
https://dev.mysql.com/doc/refman/8.0/en/connecting-using-dns-srv.html
MySQL supports the use of DNS SRV records for connecting to servers. A client that receives a DNS SRV lookup result attempts to connect to the MySQL server on each of the listed hosts in order of preference, based on the priority and weighting ...
https://dev.mysql.com/doc/refman/8.0/en/derived-tables.html
Prior to MySQL 8.0.14, a derived table cannot contain outer references. This is a MySQL restriction that is lifted in MySQL 8.0.14, not a restriction of the SQL standard. This is also true of the following nested SELECT: mysql> EXPLAIN SELECT NOW() ...For information about lateral derived tables preceded by the LATERAL keyword, see Section 15.2.15.9, “Lateral Derived ...
https://dev.mysql.com/doc/refman/8.0/en/keyring-encrypted-file-component.html
Note component_keyring_encrypted_file is an extension included in MySQL Enterprise Edition, a commercial product. Any configuration file that stores a password should have a restrictive mode and be accessible only to the account used to run the ...
https://dev.mysql.com/doc/refman/8.0/en/multifactor-authentication.html
That is, MySQL account management supports accounts that use 2FA or 3FA, in addition to the existing 1FA support. When a client attempts a connection to the MySQL server using a single-factor account, the server invokes the authentication plugin ...
https://dev.mysql.com/doc/refman/8.0/en/source-installation-prerequisites.html
To install MySQL from source, the following system requirements must be satisfied, regardless of installation method: CMake, which is used as the build framework on all platforms. On Unix-like systems, including Linux, you can check your system's ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-compression-internals.html
To avoid frequent compression failures in write-intensive workloads, such as for OLTP applications, MySQL sometimes reserves some empty space (padding) in the page, so that the modification log fills up sooner and the page is recompressed while ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-processlist-table.html
The MySQL process list indicates the operations currently being performed by the set of threads executing within the server. The processlist table contains a row for each server process: mysql> SELECT * FROM performance_schema.processlist\G ...For ...