wangxiaoying commented on issue #423: URL: https://github.com/apache/incubator-wayang/issues/423#issuecomment-2052092293
> To go around the potential performance issue of the Postgres To Spark channel conversion you could add the Java platform and see what you get. So sth like: ./wayang-1.0.0-SNAPSHOT/bin/wayang-submit org.apache.wayang.apps.tpch.TpcH exp(123) spark,postgres,java file:///path/to/wayang.properties Q3 Thanks @zkaoudi for the suggestion. Adding java improves the overall performance (since the final plan won't involve the usage of spark). It results in 44 seconds (similar but still a little bit inferior comparing to sparksql (40 seconds). -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
