ALTER TABLE "dbo"."t_xf_term" ADD COLUMN admin_name CHARACTER VARYING( 32 char ) NOT NULL DEFAULT 'admin'::varchar COMMENT '消费机管理账号'; ALTER TABLE "dbo"."t_xf_term" ADD COLUMN admin_pwd CHARACTER VARYING( 32 char ) NOT NULL DEFAULT 'Dt20250512'::varchar COMMENT '消费机管理密码'; ALTER TABLE "dbo"."t_xf_term" ADD COLUMN brand CHARACTER VARYING( 4 char ) NOT NULL DEFAULT 'dt'::varchar COMMENT '消费机品牌';