Replay PushTopic Streaming Events
Filtered Subscriptions
Bulk Subscriptions
Deactivating a Push Topic
PushTopic Streaming Allocations
Reference: PushTopic
Previous Versions
Salesforce stores PushTopic-based events for 24 hours and allows you to retrieve stored and new events. Subscribers can choose which events to receive by using replay options.
For more information about durable events, see Message Durability.