ALTER TABLE "mailbox"."mail_appeal"
    ADD COLUMN "first_dept_condition2" varchar(1000),
  ADD COLUMN "first_handler_emp_no" varchar(255),
  ADD COLUMN "first_handler_emp_no2" varchar(255),
  ADD COLUMN "first_handler_name" varchar(255),
  ADD COLUMN "first_handler_name2" varchar(255),
  ADD COLUMN "update_time" datetime;

COMMENT ON COLUMN "mailbox"."mail_appeal"."first_dept_condition2" IS '市局审批意见2';

COMMENT ON COLUMN "mailbox"."mail_appeal"."first_handler_emp_no" IS '市局操作人警号';

COMMENT ON COLUMN "mailbox"."mail_appeal"."first_handler_emp_no2" IS '市局操作人警号2';

COMMENT ON COLUMN "mailbox"."mail_appeal"."first_handler_name" IS '市局操作人姓名';

COMMENT ON COLUMN "mailbox"."mail_appeal"."first_handler_name2" IS '市局操作人姓名2';

ALTER TABLE "mailbox"."mail_flow"
    ADD COLUMN "attachments" text;

COMMENT ON COLUMN "mailbox"."mail_flow"."attachments" IS '附件';