select a.id, a.name, a.code, a.company_id, a.course_id,a.level,a.del_flag,a.version, a.create_by, a.create_time, a.update_by, a.update_time, a.remark,b.period as course_period from ex_course_phase a left join ex_course b on b.id=a.course_id update ex_course_phase set del_flag=1 where id=#{phaseId} and a.del_flag=0 AND a.name like concat('%', #{name}, '%') AND a.code like concat('%', #{code}, '%') AND a.company_id =#{companyId} AND a.course_id =#{courseId} order by a.create_time desc where a.id=#{phaseId} select id,name from ex_course_phase where del_flag=0 and name=#{name} limit 1 select count(1) from ex_course_phase where del_flag=0 and courde_id=#{courseId}