What is Salesforce streaming API perform long polling?
The Salesforce Streaming API is a simple way to push relevant data to your users in real time, instead of having to refresh the screen to get new information. The Salesforce implementation uses long polling connections to the server that will be able to notify the client on changes.
What are the benefits of using stream API?
There are a lot of benefits to using streams in Java, such as the ability to write functions at a more abstract level which can reduce code bugs, compact functions into fewer and more readable lines of code, and the ease they offer for parallelization.
Why do you need a streaming API in Salesforce?
Streaming API is your radar. It lets you define events and push notifications to your client app when the events occur. You don’t have to keep an active lookout for data changes—you don’t have to constantly poll Salesforce and make unnecessary API requests.
How to create a streaming channel in Salesforce?
Alternatively, you can opt to have Salesforce create the streaming channel dynamically for you if it doesn’t exist. To enable dynamic streaming channels in your org, from Setup, enter User Interface in the Quick Find box, then select User Interface. On the User Interface page, select the Enable Dynamic Streaming Channel Creation option.
How are platform events defined in Salesforce Lightning?
Unlike PushTopic and Change Data Capture events, platform events aren’t tied to Salesforce records and aren’t autopublished by Salesforce. Instead, you define the schema of a platform event message by creating a platform event and adding fields. Also, clients publish platform events using declarative tools on the Lightning Platform, Apex, or APIs.
Which is the latest version of Streaming API?
A Bayeux client connects to Streaming API in multiple stages. For clients subscribed with API version 37.0 or later, Streaming API provides reliable message delivery by enabling you to replay past events through durable streaming. Clients subscribed with API version 36.0 or earlier might not receive all messages in some situations.