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Consider the types of topic you want to use and how.

A topic is a channel through which data can be distributed to clients. Topics provide a logical link between publishing clients and subscribing clients. For more information, see Pub-sub.

Diffusion™ topics are typed. Data sent through topics must match the data type of the topic.

Topics that store values

You can publish data to these topics and the data is streamed to subscribing clients. These topics provide a range of possible data types:

Advanced topics

Diffusion includes advanced topic types that provide additional capabilities such as storing a series of events or routing subscriptions to other topics.


You can also assign properties to topics when you create them. The properties a topic can have can change depending on the topic type. For more information, see Properties of topics.