ruoyi-system/src/main/resources/mapper/system/VehicleGpsMapper.xml
@@ -127,7 +127,6 @@ where vehicle_id = #{vehicleId} and collect_time >= #{startTime} and collect_time <= #{endTime} order by collect_time </select> <!-- 查询活跃车辆ID(优化:使用GROUP BY替代DISTINCT,提升性能) --> @@ -135,8 +134,6 @@ select vehicle_id from tb_vehicle_gps where collect_time >= #{startTime} group by vehicle_id order by vehicle_id </select> <!-- 查询未被计算的GPS坐标(优化:使用NOT EXISTS替代LEFT JOIN ... IS NULL) -->