Github user StephanEwen commented on the pull request: https://github.com/apache/flink/pull/1083#issuecomment-138918787 @sachingoel0101 No need to apologize. It is just that you probably worked for quite a bit on this, and it is sad that this work is lost. @mxm is merging the session management now, from there on we can go for proper caching/backtracking of intermediate results and solve this in a powerful way!
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