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| <div class="subTitle">com.yahoo.sketches.hive.tuple</div> |
| <h2 title="Class DataToDoubleSummarySketchUDAF" class="title">Class DataToDoubleSummarySketchUDAF</h2> |
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| <li>org.apache.hadoop.hive.ql.udf.generic.AbstractGenericUDAFResolver</li> |
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| <li><a href="../../../../../com/yahoo/sketches/hive/tuple/DataToSketchUDAF.html" title="class in com.yahoo.sketches.hive.tuple">com.yahoo.sketches.hive.tuple.DataToSketchUDAF</a></li> |
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| <pre>public class <span class="typeNameLabel">DataToDoubleSummarySketchUDAF</span> |
| extends <a href="../../../../../com/yahoo/sketches/hive/tuple/DataToSketchUDAF.html" title="class in com.yahoo.sketches.hive.tuple">DataToSketchUDAF</a></pre> |
| <div class="block">This simple implementation is to give an example of a concrete UDAF based on the abstract |
| DataToSketchUDAF if no extra arguments are needed. The same functionality is included into |
| DataToDoubleSummaryWithModeSketchUDAF with the default summary mode of Sum, but the |
| implementation is more complex because of the extra argument.</div> |
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| <code><a href="../../../../../com/yahoo/sketches/hive/tuple/DataToSketchUDAF.DataToSketchEvaluator.html" title="class in com.yahoo.sketches.hive.tuple">DataToSketchUDAF.DataToSketchEvaluator</a><<a href="../../../../../com/yahoo/sketches/hive/tuple/DataToSketchUDAF.DataToSketchEvaluator.html" title="type parameter in DataToSketchUDAF.DataToSketchEvaluator">U</a>,<a href="../../../../../com/yahoo/sketches/hive/tuple/DataToSketchUDAF.DataToSketchEvaluator.html" title="type parameter in DataToSketchUDAF.DataToSketchEvaluator">S</a> extends com.yahoo.sketches.tuple.UpdatableSummary<<a href="../../../../../com/yahoo/sketches/hive/tuple/DataToSketchUDAF.DataToSketchEvaluator.html" title="type parameter in DataToSketchUDAF.DataToSketchEvaluator">U</a>>></code></li> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../com/yahoo/sketches/hive/tuple/DataToDoubleSummarySketchUDAF.html#DataToDoubleSummarySketchUDAF--">DataToDoubleSummarySketchUDAF</a></span>()</code> </td> |
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| <td class="colFirst"><code>org.apache.hadoop.hive.ql.udf.generic.GenericUDAFEvaluator</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/yahoo/sketches/hive/tuple/DataToDoubleSummarySketchUDAF.html#createEvaluator--">createEvaluator</a></span>()</code> |
| <div class="block">This is needed because a concrete UDAF is going to have its own concrete evaluator static inner class.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>org.apache.hadoop.hive.ql.udf.generic.GenericUDAFEvaluator</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/yahoo/sketches/hive/tuple/DataToDoubleSummarySketchUDAF.html#getEvaluator-org.apache.hadoop.hive.ql.udf.generic.GenericUDAFParameterInfo-">getEvaluator</a></span>(org.apache.hadoop.hive.ql.udf.generic.GenericUDAFParameterInfo info)</code> </td> |
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| <h4>DataToDoubleSummarySketchUDAF</h4> |
| <pre>public DataToDoubleSummarySketchUDAF()</pre> |
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| <h4>getEvaluator</h4> |
| <pre>public org.apache.hadoop.hive.ql.udf.generic.GenericUDAFEvaluator getEvaluator(org.apache.hadoop.hive.ql.udf.generic.GenericUDAFParameterInfo info) |
| throws org.apache.hadoop.hive.ql.parse.SemanticException</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code>getEvaluator</code> in interface <code>org.apache.hadoop.hive.ql.udf.generic.GenericUDAFResolver2</code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../../../../../com/yahoo/sketches/hive/tuple/DataToSketchUDAF.html#getEvaluator-org.apache.hadoop.hive.ql.udf.generic.GenericUDAFParameterInfo-">getEvaluator</a></code> in class <code><a href="../../../../../com/yahoo/sketches/hive/tuple/DataToSketchUDAF.html" title="class in com.yahoo.sketches.hive.tuple">DataToSketchUDAF</a></code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.hadoop.hive.ql.parse.SemanticException</code></dd> |
| </dl> |
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| <a name="createEvaluator--"> |
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| <h4>createEvaluator</h4> |
| <pre>public org.apache.hadoop.hive.ql.udf.generic.GenericUDAFEvaluator createEvaluator()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../com/yahoo/sketches/hive/tuple/DataToSketchUDAF.html#createEvaluator--">DataToSketchUDAF</a></code></span></div> |
| <div class="block">This is needed because a concrete UDAF is going to have its own concrete evaluator static inner class.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../com/yahoo/sketches/hive/tuple/DataToSketchUDAF.html#createEvaluator--">createEvaluator</a></code> in class <code><a href="../../../../../com/yahoo/sketches/hive/tuple/DataToSketchUDAF.html" title="class in com.yahoo.sketches.hive.tuple">DataToSketchUDAF</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>an instance of evaluator</dd> |
| </dl> |
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