src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java
@@ -457,7 +457,7 @@ // 设备主子码流逻辑END @Select(value = {" <script>" + "select * " + "from device_channel " + "from wvp_device_channel " + "where device_id=#{deviceId}" + " <if test='parentId != null '> and parent_id = #{parentId} </if>" + " <if test='parentId == null '> and parent_id is null </if>" +