select d.did, d.dlogin, d.dpasswd, d.dname, d.mobile, d.gzopenid, c.count from lyms_doctor d, lyms_doctor_worktime w, v_doctor_chat_count c where d.did = w.did and d.did = c.did and w.start_time = #{startTime} and c.count > 0 SELECT d.did, d.dlogin, d.dpasswd, d.dname, d.mobile, d.gzopenid, c.count FROM lyms_doctor d INNER JOIN lyms_doctor_worktime w ON d.did = w.did INNER JOIN v_doctor_chat_count c ON d.did = c.did AND c.count > 0