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https://issues.apache.org/jira/browse/FLINK-5303?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15804948#comment-15804948
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ASF GitHub Bot commented on FLINK-5303:
---------------------------------------
Github user twalthr commented on a diff in the pull request:
https://github.com/apache/flink/pull/2976#discussion_r94961010
--- Diff: docs/dev/table_api.md ---
@@ -3744,6 +3745,50 @@ MIN(value)
<table class="table table-bordered">
<thead>
<tr>
+ <th class="text-left" style="width: 40%">Grouping functions</th>
+ <th class="text-center">Description</th>
+ </tr>
+ </thead>
+
+ <tbody>
+ <tr>
+ <td>
+ {% highlight text %}
+GROUP_ID()
+{% endhighlight %}
+ </td>
+ <td>
+ <p>Returns an integer that uniquely identifies the combination of
grouping keys.</p>
+ </td>
+ </tr>
+
+ <tr>
+ <td>
+ {% highlight text %}
+GROUPING(value)
+{% endhighlight %}
+ </td>
+ <td>
+ <p>Returns 1 if expression is rolled up in the current row’s
grouping set, 0 otherwise.</p>
+ </td>
+ </tr>
+
+ <tr>
+ <td>
+ {% highlight text %}
+GROUPING_ID(value [, value]* )
--- End diff --
rename `value` to `expression` to be consistent with description.
> Add CUBE/ROLLUP/GROUPING SETS operator in SQL
> ---------------------------------------------
>
> Key: FLINK-5303
> URL: https://issues.apache.org/jira/browse/FLINK-5303
> Project: Flink
> Issue Type: New Feature
> Components: Documentation, Table API & SQL
> Reporter: Alexander Chermenin
> Assignee: Alexander Chermenin
>
> Add support for such operators as CUBE, ROLLUP and GROUPING SETS in SQL.
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