-- SENTRY-380
ALTER TABLE SENTRY_DB_PRIVILEGE DROP GRANTOR_PRINCIPAL;
ALTER TABLE SENTRY_ROLE DROP GRANTOR_PRINCIPAL;
ALTER TABLE SENTRY_GROUP DROP GRANTOR_PRINCIPAL;

ALTER TABLE SENTRY_ROLE_DB_PRIVILEGE_MAP ADD GRANTOR_PRINCIPAL VARCHAR(128);
ALTER TABLE SENTRY_ROLE_GROUP_MAP ADD GRANTOR_PRINCIPAL VARCHAR(128);
