Sorry this may be a basic question trying to understand the difference between an event and topic in Apache Kafka.
My understanding is both are same and in streaming context topic is called as Event. Correct me if I am wrong.
3 Answers
A Brief Introduction to Events and Topics
I just wanna to give my knowledge on this.Events
Events are normally means something happened which means object state changes refer to events. My room temperature is 35c and it is changed to 37c then there is a temperature change event that happens. So This says There are a lot of events in the world. like as below.
There are a lot of events are happening in the world.
Topic
As I said there are a lot of events happening in the world. We need to organise/ categories them. Here the topic comes to play. A topic is simply used to group some events with their nature. Just Illustrate the below scenario, In our system customers can order products. All the events are to this action can be categorised into an `**order**` topic. There are no issues in duplication events between topics. so for example from this order topic event. We can filter specific geolocation order events to separate topics. like **Srilanka-order**.Topics can be related to a table in the database but not exactly and events can be related to records of the database.
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