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https://dev.mysql.com/doc/refman/8.4/en/create-temporary-table.html
The creating session can perform any operation on the table, such as DROP TABLE, INSERT, UPDATE, or SELECT. You can use the TEMPORARY keyword when creating a table. A TEMPORARY table is visible only within the current session, and is dropped ...
https://dev.mysql.com/doc/refman/8.4/en/creating-accounts.html
To manage MySQL accounts, use the SQL statements intended for that purpose: CREATE USER and DROP USER create and remove accounts. GRANT and REVOKE assign privileges to and revoke privileges from accounts. Account-management statements cause the ...
https://dev.mysql.com/doc/refman/8.4/en/cursors.html
Cursors have these properties: Asensitive: The server may or may not make a copy of its result table Read only: Not updatable Nonscrollable: Can be traversed only in one direction and cannot skip rows Cursor declarations must appear before handler ...
https://dev.mysql.com/doc/refman/8.4/en/data-type-defaults.html
SELECT, the destination table preserves expression default values from the original table. Data type specifications can have explicit or implicit default values. A DEFAULT value clause in a data type specification explicitly indicates a default ...
https://dev.mysql.com/doc/refman/8.4/en/date-and-time-type-conversion.html
To some extent, you can convert a value from one temporal type to another. However, there may be some alteration of the value or loss of information. In all cases, conversion between temporal types is subject to the range of valid values for the ...
https://dev.mysql.com/doc/refman/8.4/en/date-and-time-type-syntax.html
The date and time data types for representing temporal values are DATE, TIME, DATETIME, TIMESTAMP, and YEAR. For the DATE and DATETIME range descriptions, “supported” means that although earlier values might work, there is no guarantee. MySQL ...
https://dev.mysql.com/doc/refman/8.4/en/descending-indexes.html
MySQL supports descending indexes: DESC in an index definition is no longer ignored but causes storage of key values in descending order. Previously, indexes could be scanned in reverse order but at a performance penalty. A descending index can be ...
https://dev.mysql.com/doc/refman/8.4/en/displaying-traces.html
As noted previously, you should ensure that end_markers_in_json is OFFwhen executing the SELECT INTO statement, so that the output is valid JSON. Examining a trace in the mysql command-line client can be made less difficult using the pager less ...
https://dev.mysql.com/doc/refman/8.4/en/encrypted-connection-protocols-ciphers.html
Do not select ECDSA ciphers unless you have an ECDSA certificate available to you. MySQL supports multiple TLS protocols and ciphers, and enables configuring which protocols and ciphers to permit for encrypted connections. It is also possible to ...
https://dev.mysql.com/doc/refman/8.4/en/enterprise-encryption-usage.html
To use MySQL Enterprise Encryption in applications, invoke the functions that are appropriate for the operations you wish to perform. MySQL Enterprise Encryption functions are provided by a MySQL component component_enterprise_encryption. For ...