upByColumnsAgg</a></span>(java.lang.Iterable&nbsp;dsSeq,
                 java.lang.Object&nbsp;colname,
                 java.util.Map&nbsp;aggMap,
                 java.util.Map&nbsp;options)</code>
<div class="block">Group a sequence of datasets by column or columns an in the process perform an aggregation.</div>
</td>
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<tr id="i3" class="rowColor">
<td class="colFirst"><code>static java.lang.Object</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../tech/v3/dataset/