pekko/akka-docs/src/main/paradox/stream/reference/queue.md

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# queue
Materialize a `SinkQueue` that can be pulled to trigger demand through the sink.
## Signature
## Description
Materialize a `SinkQueue` that can be pulled to trigger demand through the sink. The queue contains
a buffer in case stream emitting elements faster than queue pulling them.
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**cancels** when `SinkQueue.cancel` is called
**backpressures** when buffer has some space
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## Example