BEGIN;
DO $$ BEGIN
    IF EXISTS(SELECT 1 FROM device_activation_attempt WHERE stage='SDK_REGISTER') THEN
        RAISE EXCEPTION 'SDK_REGISTER history exists; use application rollback without removing migration 58';
    END IF;
END $$;
ALTER TABLE device_activation_job DROP COLUMN sdk_registered_at;
ALTER TABLE device_activation_attempt DROP CONSTRAINT device_activation_attempt_stage_check;
ALTER TABLE device_activation_attempt ADD CONSTRAINT device_activation_attempt_stage_check
    CHECK(stage IN ('SERVER_REGISTER','ENGINE_INIT','CONVERSATION_TEST'));
COMMIT;