select visitor_id, visitor_name, phone, matter, backlog, visit_time, status, create_by, create_time, update_by, update_time, remark from crm_visitor insert into crm_visitor visitor_name, phone, matter, backlog, visit_time, status, create_by, create_time, update_by, update_time, remark, #{visitorName}, #{phone}, #{matter}, #{backlog}, #{visitTime}, #{status}, #{createBy}, #{createTime}, #{updateBy}, #{updateTime}, #{remark}, update crm_visitor visitor_name = #{visitorName}, phone = #{phone}, matter = #{matter}, backlog = #{backlog}, visit_time = #{visitTime}, status = #{status}, create_by = #{createBy}, create_time = #{createTime}, update_by = #{updateBy}, update_time = #{updateTime}, remark = #{remark}, where visitor_id = #{visitorId} delete from crm_visitor where visitor_id = #{visitorId} delete from crm_visitor where visitor_id in #{visitorId}