--old-mode

This is a command-line option for the mariadbd & mysqld commands (arg: Required).

In 10.6 ES, 10.6 CS:

Used to emulate old behavior from earlier MariaDB or MySQL versions. Any combination of: NO_DUP_KEY_WARNINGS_WITH_IGNORE, NO_PROGRESS_INFO, ZERO_DATE_TIME_CAST, UTF8_IS_UTF8MB3

In 10.5 ES, 10.5 CS, 10.4 ES, 10.4 CS, 10.3 ES, 10.3 CS, 10.2 ES, 10.2 CS:

Used to emulate old behavior from earlier MariaDB or MySQL versions. Any combination of: NO_DUP_KEY_WARNINGS_WITH_IGNORE, NO_PROGRESS_INFO, ZERO_DATE_TIME_CAST

See also: mariadbd & mysqld for MariaDB Enterprise Server 10.6, in 10.6 CS, in 10.5 ES, in 10.5 CS, in 10.4 ES, in 10.4 CS, in 10.3 ES, in 10.3 CS, in 10.2 ES, and in 10.2 CS