ALTER TABLE t_sms_sp_svc_product ADD COLUMN cal_used_depth integer;
ALTER TABLE t_sms_sp_svc_product ALTER COLUMN cal_used_depth SET STORAGE PLAIN;
ALTER TABLE t_sms_sp_svc_product ALTER COLUMN cal_used_depth SET DEFAULT 0;
COMMENT ON COLUMN t_sms_sp_svc_product.cal_used_depth IS '볼륨 용량 조회 기준 depth ';
