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https://dev.mysql.com/doc/refman/9.7/en/range-optimization.html
The range access method uses a single index to retrieve a subset of table rows that are contained within one or several index value intervals. The following sections describe conditions under which the optimizer uses range access. Additionally, for ...
https://dev.mysql.com/doc/refman/9.7/en/semijoins-antijoins.html
A semijoin is a preparation-time transformation that enables multiple execution strategies such as table pullout, duplicate weedout, first match, loose scan, and materialization. The optimizer uses semijoin strategies to improve subquery execution, ...
https://dev.mysql.com/doc/refman/9.7/en/manual-info.html
This is the Reference Manual for the MySQL Database System, version 9.7, through release 9.7.4. Differences between minor versions of MySQL 9.7 are noted in the present text with reference to release numbers (9.7.x). This manual is not intended for ...
https://dev.mysql.com/doc/refman/9.7/en/source-installation-doxygen.html
The MySQL source code contains internal documentation written using Doxygen. It is also possible to generate this content locally from a MySQL source distribution using the following procedure: Install doxygen 1.9.2 or later. After installing ...
https://dev.mysql.com/doc/refman/9.7/en/faqs-cjk.html
This set of Frequently Asked Questions derives from the experience of MySQL's Support and Development groups in handling many inquiries about CJK (Chinese-Japanese-Korean) issues. What problems should I be aware of when working with the Big5 ...
https://dev.mysql.com/doc/refman/9.7/en/keyring-hashicorp-component.html
Note The component_keyring_hashicorp component is an extension included in MySQL Enterprise Edition, a commercial product. The component_keyring_hashicorp keyring component communicates with HashiCorp Vault for back end storage, and supports ...
https://dev.mysql.com/doc/refman/9.7/en/keyring-hashicorp-plugin.html
Note The keyring_hashicorp plugin is an extension included in MySQL Enterprise Edition, a commercial product. Important The keyring_hashicorp keyring plugin is deprecated, and is being replaced by the Hashicorp Keyring component ...
https://dev.mysql.com/doc/refman/9.7/en/analyze-table.html
ANALYZE [NO_WRITE_TO_BINLOG | LOCAL] TABLE tbl_name UPDATE HISTOGRAM ON col_name [, col_name] ... [WITH N BUCKETS] [{MANUAL | AUTO} UPDATE] ANALYZE [NO_WRITE_TO_BINLOG | LOCAL] TABLE tbl_name UPDATE HISTOGRAM ON col_name [USING DATA 'json_data'] ...
https://dev.mysql.com/doc/refman/9.7/en/audit-log-component-disabling.html
The audit_log.disable variable permits disabling audit logging for all connecting and connected sessions. The audit_log.disable variable can be set in a MySQL Server option file, in a command-line startup string, or at runtime using a SET ...
https://dev.mysql.com/doc/refman/9.7/en/audit-log-disabling.html
Important The audit_log plugin is deprecated, and is being replaced by the audit_log component. Deprecation of the plugin means that you should expect the plugin to be removed in a future version of MySQL. For more information about the audit log ...