SET autocommit=0; USE accounting; DELETE FROM events_tag WHERE type='non_primary_alias_username'; ALTER TABLE events_tag MODIFY COLUMN type ENUM( 'primary_number_cc', 'primary_number_ac', 'primary_number_sn', 'pilot_primary_number_cc', 'pilot_primary_number_ac', 'pilot_primary_number_sn', 'subscriber_profile_name', 'subscriber_profile_set_name', 'pilot_subscriber_profile_name', 'pilot_subscriber_profile_set_name', 'first_non_primary_alias_username_before', 'first_non_primary_alias_username_after', 'pilot_first_non_primary_alias_username_before', 'pilot_first_non_primary_alias_username_after' ) NOT NULL; COMMIT;