[GitHub] flink pull request #3026: [FLINK-2980] [table] Support for GROUPING SETS cla...

[twalthr]

Github user twalthr commented on a diff in the pull request:

    https://github.com/apache/flink/pull/3026#discussion_r97305200
  
    --- Diff: docs/dev/table_api.md ---
    @@ -2714,6 +2748,42 @@ ARRAY.element()
           </td>
         </tr>
     
    +    <tr>
    +      <td>
    +        {% highlight scala %}
    +groupId()
    +{% endhighlight %}
    +      </td>
    +      <td>
    +        <p>Returns an integer that uniquely identifies the combination of 
grouping keys.</p>
    +      </td>
    +    </tr>
    +
    +    <tr>
    +      <td>
    +        {% highlight scala %}
    +ANY.grouping()
    +grouping(ANY)
    +{% 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 scala %}
    +ANY.groupingId()
    +(ANY [, ANY ]*).groupingId()
    +groupingId(ANY [, ANY ]*)
    +{% endhighlight %}
    +      </td>
    +      <td>
    +        <p>Returns a bit vector of the given grouping expressions.</p>
    +      </td>
    +    </tr>
    +
    --- End diff --
    
    Add the same documentation to the Java section.


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