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@@ -77,8 +77,9 @@ public class MysqlWatch {
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devicePointLambdaQueryWrapper.eq(DevicePoint::getDeviceId, device.getId());
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List<DevicePoint> devicePoints = devicePointMapper.selectList(devicePointLambdaQueryWrapper);
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- // 查询 FpgGatherData 表中 createTime 最新的一条记录
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+ // 查询 FpgGatherData 表中 该设备下的createTime 最新的一条记录
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LambdaQueryWrapper<FpgGatherData> fpgGatherDataLambdaQueryWrapper = new LambdaQueryWrapper<>();
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+ fpgGatherDataLambdaQueryWrapper.eq(FpgGatherData::getDeviceInformationId, device.getId());
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fpgGatherDataLambdaQueryWrapper
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.orderByDesc(FpgGatherData::getCreateTime) // 按 createTime 降序排序
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.last("LIMIT 1"); // 只取一条记录
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