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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_r98025995
  
    --- Diff: docs/dev/windows.md ---
    @@ -257,11 +273,11 @@ For example, in China you would have to specify an offset of `Time.hours(-8)`.
     ### Session Windows
     
     The *session windows* assigner groups elements by sessions of activity. Session windows
do not overlap and
    -do not have a fixed start and end time in contrast to *tumbling windows* and *sliding
windows*. Instead a 
    -session window assigner closes a window when it does not receive elements for a certain
period 
    -of time, i.e., when a gap of inactivity occurred. A session window assigner is configured
with the *session gap* which
    -defines how long the assigner waits until it closes the current session window and assigns
following elements 
    -to a new session window.
    +do not have a fixed start and end time, in contrast to *tumbling windows* and *sliding
windows*. Instead a 
    +session window closes when it does not receive elements for a certain period of time,
*i.e.*, when a gap of 
    +inactivity occurred. A session window assigner is configured with the *session gap* which
    +defines how long is the required period of inactivity. After this period expires, the
current session closes 
    --- End diff --
    
    "After this period expires" -> "When this period expires"?


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