RisingWave vs ksqlDB
Side-by-side comparison of RisingWave and ksqlDB to help you choose the right tool.
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| Feature | RisingWave | ksqlDB |
|---|---|---|
| Pricing | Free / Usage-based | Free / Included with Confluent |
| Rating | ⭐ 4.5/5 | ⭐ 4.3/5 |
| Categories | streaming, data-warehouses | streaming |
| PostgreSQL compatible | ✅ | ❌ |
| Streaming ingestion | ✅ | ❌ |
| Materialized views | ✅ | ✅ |
| SQL queries | ✅ | ❌ |
| Connectors | ✅ | ✅ |
| UDFs | ✅ | ❌ |
| SQL on Kafka | ❌ | ✅ |
| Pull & push queries | ❌ | ✅ |
| Windowing | ❌ | ✅ |
| User-defined functions | ❌ | ✅ |
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