-- Comment only: version status now includes pending (3)
-- 0 draft / 3 pending (effective_time in future) / 1 effect / 2 expired
-- No column change; CHAR(1) already supports '3'.

ALTER TABLE prc_price_set_version
  MODIFY COLUMN status CHAR(1) NOT NULL DEFAULT '0'
  COMMENT '0 draft 3 pending 1 effect 2 expired';