Alibaba Cloud Realtime Compute for Apache Flink vs kdb+

Alibaba Cloud Realtime Compute for Apache Flink

4.9 #23 in Streaming Analytics Software

About Alibaba Cloud Realtime Compute for Apache Flink

kdb+

7.1 #25 in Database Software

About kdb+
Alibaba Cloud Realtime Compute for Apache Flinkkdb+
Free planYes
Paid fromFree
PlatformsWebapi, Linux, macOS, self-hosted, Windows
Free planNo
Deploymentcloudboth
SQL interfaceYes
Event-time processingYes
Stateful processingYes
Exactly-once processingYes
WatermarksYes
Supported languagesSQL, Java, Python, Scala
SQL supportYes
Retention policiesYes
Horizontal scalingYes
Query languagesq, q-SQL
Ingestion methodstickerplant, feed handlers, batch mode, TCP/IP, Apache Kafka, Python, Java, C

Listed together in Best Streaming Analytics Software