The topic model is similar to the publish/subscribe design pattern. A topic is the unit for sending messages, and subscribers under a topic are equivalent to observers. A topic will actively push published messages to subscribers.
This document describes how to create or delete a topic in TDMQ for CMQ.
Message Filter Type:
Resource Tag: It is optional and can help you easily categorize and manage TDMQ for CMQ resources in many dimensions. For detailed usage, see Managing Resource with Tag.
In the topic list, click Delete in the Operation column of the target topic to delete it. No messages will be pushed to this topic after it is deleted.