osticket-docker/osTicket-v1.18.2/include/upgrader/streams/core/f0d2e14d-83a22ba2.cleanup.sql

-- remove username and passwd fields
ALTER TABLE `%TABLE_PREFIX%email_account`
    DROP COLUMN `username`,
    DROP COLUMN `passwd`;
-- remove plugin config field
ALTER TABLE `%TABLE_PREFIX%plugin_instance`
    DROP COLUMN `config`;