[jira] [Created] (FLINK-1592) Refactor StreamGraph to store vertex IDs as Integers instead of Strings

[Gyula Fora (JIRA)]

Gyula Fora created FLINK-1592:
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             Summary: Refactor StreamGraph to store vertex IDs as Integers 
instead of Strings
                 Key: FLINK-1592
                 URL: https://issues.apache.org/jira/browse/FLINK-1592
             Project: Flink
          Issue Type: Task
          Components: Streaming
            Reporter: Gyula Fora
            Priority: Minor


The vertex IDs are currently stored as Strings reflecting some deprecated 
usage. It should be refactored to use Integers instead.



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