Azure event and messaging services

Azure has a number of similar-sounding event and messaging services with overlapping functions. We will take a quick look at all of them.

Azure Event Grid

Event Grid is suited for event reaction systems, where you want to programmatically respond to events that occur in another cloud service. It follows a publisher-subscriber model. It has native integration with a large number of Azure services as well as third-party services. It routes events efficiently and reliably from the event providers to the registered subscriber endpoints. As this is an event routing system, the event in itself contains only the information about the event and not the actual data. For example, Event Grid can tell you when a new blob is created in a storage container along with the metadata about the blob, but it can’t provide the actual content of the blob.

Event Grid comes in two flavors – one is the default Azure Event Grid, which provides the Platform...