Streaming API Developer Guide

Getting Started with Streaming API
Code Examples
Client Connection Considerations
PushTopic Events (Legacy)
Working with PushTopics
PushTopic Considerations
PushTopic Event Publishing for PersonAccount
PushTopic Notification Message Order
Considerations for Multiple Notifications in the Same Transaction
Streaming API Notifications Sent in Reverse Order Within a Transaction
Multiple Streaming API Notifications for the Same Record
Only Last PushTopic Notification Sent for the Same Record
PushTopic Streaming Allocations
Reference: PushTopic
Generic Events (Legacy)
Monitoring Event Usage
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Note: This release is in preview. Features described here don’t become generally available until the latest general availability date that Salesforce announces for this release. Before then, and where features are noted as beta, pilot, or developer preview, we can’t guarantee general availability within any particular time frame or at all. Make your purchase decisions only on the basis of generally available products and features.

Considerations for Multiple Notifications in the Same Transaction

Learn about the behavior of Streaming API when multiple notifications are delivered within the same transaction.