klion26 commented on a change in pull request #9097: [FLINK-11529][docs-zh]
Translate the "DataStream API Tutorial" page into Chinese
URL: https://github.com/apache/flink/pull/9097#discussion_r303226693
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File path: docs/getting-started/tutorials/datastream_api.zh.md
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@@ -168,12 +149,8 @@ KeyedStream<WikipediaEditEvent, String> keyedEdits = edits
});
{% endhighlight %}
-This gives us a Stream of `WikipediaEditEvent` that has a `String` key, the
user name.
-We can now specify that we want to have windows imposed on this stream and
compute a
-result based on elements in these windows. A window specifies a slice of a
Stream
-on which to perform a computation. Windows are required when computing
aggregations
-on an infinite stream of elements. In our example we will say
-that we want to aggregate the sum of edited bytes for every five seconds:
+这给了我们一个 `WikipediaEditEvent` 数据流，它有一个 `String` 键，即用户名。
Review comment:
maybe we can have a better translation for this paragraph.
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