Apache Flink vs Google Cloud Pub/Sub
Side-by-side comparison of Apache Flink and Google Cloud Pub/Sub to help you choose the right tool.
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| Feature | Apache Flink | Google Cloud Pub/Sub |
|---|---|---|
| Pricing | Free (open source) | Usage-based |
| Rating | ⭐ 4.4/5 | ⭐ 4.3/5 |
| Categories | streaming, etl-elt | streaming |
| Stateful streaming | ✅ | ❌ |
| Exactly-once processing | ✅ | ❌ |
| Event time handling | ✅ | ❌ |
| Windowing | ✅ | ❌ |
| SQL support | ✅ | ❌ |
| Savepoints | ✅ | ❌ |
| Global messaging | ❌ | ✅ |
| At-least-once delivery | ❌ | ✅ |
| Dead letter topics | ❌ | ✅ |
| Ordering | ❌ | ✅ |
| Filtering | ❌ | ✅ |
| BigQuery subscription | ❌ | ✅ |
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