This topic describes the MQ for MQTT API releases.
It also provides the functions of each API version. See the following table.
- Incompatible with the 2.x.x version and has the same functions as the online console.
- Provided all the functions of instantiation.
- Changed the consumerId and producerId parameters to the groupId parameter.
- Removed the OnsRegionId parameter to simplify API calling.
- Compatible with the 2.x.x version.
- Instantiation fields returned by calling OnsTopicList.
||Added an operation for creating an MQTT group ID.
- Added an operation for message trace query.
- Added access control to the write operation.
- Added an operation for read and write prohibiting.
- Added an operation for prohibiting ConsumerId reading.