A dictionary with database aliases as keys and the database module South will
use as values. South defaults to using the internal ``south.db.<ENGINE> modules``.
-Only for MySQL. If set, South will tell MySQL to use the given storage engine
+If (database-specific) ``STORAGE_ENGINE`` is set, South will tell MySQL to use
+the given storage engine for new items.
+For Django version before 1.2 the (global) setting is ``DATABASE_STORAGE_ENGINE``.
+Example for Django 1.2 and above::
+ STORAGE_ENGINE = 'INNODB'
+ DATABASE_STORAGE_ENGINE = 'INNODB'