|  |  | 
 |  |  |     int cleanChannelForGB(String platformId); | 
 |  |  |  | 
 |  |  |     @Select("SELECT dc.* FROM platform_gb_channel pgc left join device_channel dc on dc.id = pgc.deviceChannelId WHERE dc.channelId='${channelId}' and pgc.platformId='${platformId}'") | 
 |  |  |     DeviceChannel queryChannelInParentPlatform(String platformId, String channelId); | 
 |  |  |     List<DeviceChannel> queryChannelInParentPlatform(String platformId, String channelId); | 
 |  |  |  | 
 |  |  |     @Select(" select dc.channelId as id, dc.name as name, pgc.platformId as platformId, pgc.catalogId as parentId, 0 as childrenCount, 1 as type " + | 
 |  |  |             " from device_channel dc left join platform_gb_channel pgc on dc.id = pgc.deviceChannelId " + | 
 |  |  | 
 |  |  |             "         left join device_channel dc on dc.id = pgc.deviceChannelId\n" + | 
 |  |  |             "         left join device d on dc.deviceId = d.deviceId\n" + | 
 |  |  |             "where dc.channelId = #{channelId} and pgc.platformId=#{platformId}") | 
 |  |  |     Device queryVideoDeviceByPlatformIdAndChannelId(String platformId, String channelId); | 
 |  |  |     List<Device> queryVideoDeviceByPlatformIdAndChannelId(String platformId, String channelId); | 
 |  |  |  | 
 |  |  |     @Delete("<script> "+ | 
 |  |  |             "DELETE FROM platform_gb_channel WHERE catalogId=#{id}"  + |