Event storage and retention
Azure Event Hubs is primarily a streaming platform designed to handle real-time data, but it also features event storage capabilities and configurable retention policies.
When events are sent to an Event Hub, they are stored for a configured period. By default, the retention period is one day, but this can be set to a maximum of seven days in a standard tier Event Hubs namespace or longer with a dedicated tier.
It’s crucial to note that Event Hubs follows a log-based storage system. This means once an event is written, it can’t be changed or deleted until the retention period elapses. Also, events are read in the order they were added to the partition, following a First In, First Out (FIFO) model. In addition to its real-time data streaming capabilities, Azure Event Hubs offers essential features that ensure data reliability, fault tolerance, and scalability. Let’s explore how Azure Event Hubs handles larger retention periods,...
