Re: [DISCUSS] Introduction of a Table API Java Expression DSL

2019-03-26 Thread Elias Saalmann
Hi all, I'm investigating using Table-API as an abstraction for Batch-API in our GRADOOP project [1]. As a user of Flink I like to give you some feedback from the user perspective. I really like Timo's ideas - since we built another framework which is based on Apache Flink we are just provid

[jira] [Created] (FLINK-11433) JOIN on a table having a column of type MULTISET gives a NPE

2019-01-25 Thread Elias Saalmann (JIRA)
Elias Saalmann created FLINK-11433: -- Summary: JOIN on a table having a column of type MULTISET gives a NPE Key: FLINK-11433 URL: https://issues.apache.org/jira/browse/FLINK-11433 Project: Flink

[jira] [Created] (FLINK-11416) DISTINCT on a JOIN inside of an UNION is not working

2019-01-23 Thread Elias Saalmann (JIRA)
Elias Saalmann created FLINK-11416: -- Summary: DISTINCT on a JOIN inside of an UNION is not working Key: FLINK-11416 URL: https://issues.apache.org/jira/browse/FLINK-11416 Project: Flink

Issues regarding Table-API

2019-01-15 Thread Elias Saalmann
Hi there, I'm working on the Gradoop project at the University of Leipzig (https://github.com/dbs-leipzig/gradoop). Currently we're using the Batch-API - now we're investigating Table-API as an abstraction for Batch-API. I found 2 issues I want to discuss: 1. I get an error (Error while appl