how handles subquery in flink

how handles subquery in flink example SELECT C_CUSTKEY,C_NAME FROM Customers where C_MKTSEGMENT=(select C_CUSTKEY,C_MKTSEGMENT from Customers where C_ADDRESS="MG9kdTD2WBHm") I write code for handles select C_CUSTKEY,C_MKTSEGMENT from Customers where C_ADDRESS="MG9kdTD2WBHm" but how can handles

RE: How to make a generic key for groupBy

Hi Stephen, Thanks a lot, that solves my problem. I am truly amazed and grateful by the time you spent to help me on this subject. Greetings, Arnaud De : Stephan Ewen Envoyé : ‎29/‎04/‎2015 17:19 À : user@flink.apache.org

Broken Links in Documentation

I have come across broken links in the documentation. E.g. http://ci.apache.org/projects/flink/flink-docs-master/programming_guide.html -- View this message in context: http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/Broken-Links-in-Documentation-tp1159.html Sent from the Ap