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https://dev.mysql.com/doc/refman/8.0/en/information-schema-schema-privileges-table.html
The SCHEMA_PRIVILEGES table has these columns: GRANTEE The name of the account to which the privilege is granted, in 'user_name'@'host_name' format. TABLE_CATALOG The name of the catalog to which the schema belongs. IS_GRANTABLE YES if the user has ...The value can be any privilege that can be granted at the schema level; see Section 15.7.1.6, “GRANT ...
https://dev.mysql.com/doc/refman/8.0/en/information-schema-tablespaces-table.html
Other INFORMATION_SCHEMA tables may provide related information: For NDB, the INFORMATION_SCHEMA FILES table provides tablespace-related information. For InnoDB, the INFORMATION_SCHEMA INNODB_TABLESPACES and INNODB_DATAFILES tables provide ...It is ...
https://dev.mysql.com/doc/refman/8.0/en/information-schema-user-privileges-table.html
The USER_PRIVILEGES table has these columns: GRANTEE The name of the account to which the privilege is granted, in 'user_name'@'host_name' format. IS_GRANTABLE YES if the user has the GRANT OPTION privilege, NO otherwise. The value can be any ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-information-schema-tables.html
For related information and examples, see Section 17.15, “InnoDB INFORMATION_SCHEMA Tables”. INFORMATION_SCHEMA InnoDB tables can be used to monitor ongoing InnoDB activity, to detect inefficiencies before they turn into issues, or to ...As your ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-firewall-tables.html
Note The Performance Schema tables described here are available as of MySQL 8.0.23. Prior to MySQL 8.0.23, use the corresponding INFORMATION_SCHEMA tables instead; see MySQL Enterprise Firewall Tables. The following sections describe the ...They ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-setup-tables.html
The setup tables provide information about the current instrumentation and enable the monitoring configuration to be changed. For this reason, some columns in these tables can be changed if you have the UPDATE privilege. The use of tables rather ...
https://dev.mysql.com/doc/refman/8.0/en/multifactor-authentication.html
Table 8.11 Example authentication_policy Values authentication_policy Value Effective Policy '*' Permit only creating or altering accounts with one factor. Authentication involves one party establishing its identity to the satisfaction of a second ...Multifactor authentication (MFA) is the use of multiple authentication values (or “factors”) during the authentication ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-online-ddl-single-multi.html
Before the introduction of online DDL, it was common practice to combine many DDL operations into a single ALTER TABLE statement. Because each ALTER TABLE statement involved copying and rebuilding the table, it was more efficient to make several ...
https://dev.mysql.com/doc/refman/8.0/en/nested-join-optimization.html
The syntax of table_factor is extended in comparison with the SQL Standard. The latter accepts only table_reference, not a list of them inside a pair of parentheses. This is a conservative extension if we consider each comma in a list of ...The ...
https://dev.mysql.com/doc/refman/8.0/en/plugin-loading.html
Alternatively, the INSTALL PLUGIN statement causes the server to load the plugin code from the library file at runtime: INSTALL PLUGIN myplugin SONAME 'somepluglib.so'; INSTALL PLUGIN also causes “permanent” plugin registration: The plugin is ...