SELECT cs.*, (SELECT user.name FROM dlp_base.sys_user user WHERE user.user_id=cs.technical_director_id ) as technical_director_name, (SELECT user.name FROM dlp_base.sys_user user WHERE user.user_id=cs.manager_id ) as manager_mame FROM check_schedule cs ${ew.customSqlSegment} SELECT cs.*, (SELECT user.name FROM dlp_base.sys_user user WHERE user.user_id=cs.technical_director_id ) as technical_director_name , ( SELECT user.name FROM dlp_base.sys_user user WHERE user.user_id=cs.manager_id ) as manager_mame FROM check_schedule cs WHERE cs.id = #{checkScheduleId}