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From fhueske <...@git.apache.org>
Subject [GitHub] flink pull request #3191: [FLINK-5529] [FLINK-4752] [docs] Improve / extends...
Date Thu, 26 Jan 2017 16:32:14 GMT
Github user fhueske commented on a diff in the pull request:

    https://github.com/apache/flink/pull/3191#discussion_r98026366
  
    --- Diff: docs/dev/windows.md ---
    @@ -312,9 +328,9 @@ Time intervals can be specified by using one of `Time.milliseconds(x)`,
`Time.se
     they are  evaluated differently than tumbling and sliding windows. Internally, a session
window operator 
     creates a new window for each arriving record and merges windows together if their are
closer to each other 
     than the defined gap.
    -In order to be mergable, a session window operator requires a mergable [Trigger](#triggers)
and a mergable 
    +In order to be mergeable, a session window operator requires a merging [Trigger](#triggers)
and a merging 
     [Window Function](#window-functions), such as `ReduceFunction` or `WindowFunction` 
    -(`FoldFunction` is not mergable.)
    +(`FoldFunction` is not mergeable.)
    --- End diff --
    
    "`FoldFunction` cannot merge" ?


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