id, eqmid, acquisitionTime, capacitance, lossFactor, unbalanceCurrent, unbalanceVoltage, totalCurrent, systemVoltage, isupload, create_time, update_time select from data_dr_jyjc where id ]]> #{maxid} limit 1000 select from data_dr_jyjc where isupload is null or isupload = #{isupload} order by id desc limit 1 update data_dr_jyjc isupload = #{isupload,jdbcType=INTEGER}, update_time = #{updateTime,jdbcType=TIMESTAMP}, where id #{maxid} and id not in #{id} update data_dr_jyjc isupload = #{isupload,jdbcType=INTEGER}, update_time = #{updateTime,jdbcType=TIMESTAMP}, where id in #{id} delete from data_dr_jyjc where acquisitionTime #{time}