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| <h1 title="Package" class="title">Package com.yahoo.sketches.hive.quantiles</h1> |
| <div class="docSummary"> |
| <div class="block">Hive UDFs for Quantiles sketches.</div> |
| </div> |
| <p>See: <a href="#package.description">Description</a></p> |
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| <tr> |
| <th class="colFirst" scope="col">Class</th> |
| <th class="colLast" scope="col">Description</th> |
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| <tbody> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../com/yahoo/sketches/hive/quantiles/DataToDoublesSketchUDAF.html" title="class in com.yahoo.sketches.hive.quantiles">DataToDoublesSketchUDAF</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../com/yahoo/sketches/hive/quantiles/DataToItemsSketchUDAF.html" title="class in com.yahoo.sketches.hive.quantiles">DataToItemsSketchUDAF</a><T></td> |
| <td class="colLast"> |
| <div class="block">This is a generic implementation to be specialized in subclasses</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../com/yahoo/sketches/hive/quantiles/DataToItemsSketchUDAF.DataToSketchEvaluator.html" title="class in com.yahoo.sketches.hive.quantiles">DataToItemsSketchUDAF.DataToSketchEvaluator</a><T></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../com/yahoo/sketches/hive/quantiles/DataToStringsSketchUDAF.html" title="class in com.yahoo.sketches.hive.quantiles">DataToStringsSketchUDAF</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../com/yahoo/sketches/hive/quantiles/GetKFromDoublesSketchUDF.html" title="class in com.yahoo.sketches.hive.quantiles">GetKFromDoublesSketchUDF</a></td> |
| <td class="colLast"> </td> |
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| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../com/yahoo/sketches/hive/quantiles/GetKFromStringsSketchUDF.html" title="class in com.yahoo.sketches.hive.quantiles">GetKFromStringsSketchUDF</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../com/yahoo/sketches/hive/quantiles/GetPmfFromDoublesSketchUDF.html" title="class in com.yahoo.sketches.hive.quantiles">GetPmfFromDoublesSketchUDF</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../com/yahoo/sketches/hive/quantiles/GetPmfFromStringsSketchUDF.html" title="class in com.yahoo.sketches.hive.quantiles">GetPmfFromStringsSketchUDF</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../com/yahoo/sketches/hive/quantiles/GetQuantileFromDoublesSketchUDF.html" title="class in com.yahoo.sketches.hive.quantiles">GetQuantileFromDoublesSketchUDF</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../com/yahoo/sketches/hive/quantiles/GetQuantileFromStringsSketchUDF.html" title="class in com.yahoo.sketches.hive.quantiles">GetQuantileFromStringsSketchUDF</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../com/yahoo/sketches/hive/quantiles/GetQuantilesFromDoublesSketchUDF.html" title="class in com.yahoo.sketches.hive.quantiles">GetQuantilesFromDoublesSketchUDF</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../com/yahoo/sketches/hive/quantiles/GetQuantilesFromStringsSketchUDF.html" title="class in com.yahoo.sketches.hive.quantiles">GetQuantilesFromStringsSketchUDF</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../com/yahoo/sketches/hive/quantiles/UnionDoublesSketchUDAF.html" title="class in com.yahoo.sketches.hive.quantiles">UnionDoublesSketchUDAF</a></td> |
| <td class="colLast"> </td> |
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| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../com/yahoo/sketches/hive/quantiles/UnionItemsSketchUDAF.html" title="class in com.yahoo.sketches.hive.quantiles">UnionItemsSketchUDAF</a><T></td> |
| <td class="colLast"> |
| <div class="block">This is a generic implementation to be specialized in subclasses</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../com/yahoo/sketches/hive/quantiles/UnionItemsSketchUDAF.UnionEvaluator.html" title="class in com.yahoo.sketches.hive.quantiles">UnionItemsSketchUDAF.UnionEvaluator</a><T></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../com/yahoo/sketches/hive/quantiles/UnionStringsSketchUDAF.html" title="class in com.yahoo.sketches.hive.quantiles">UnionStringsSketchUDAF</a></td> |
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| </tr> |
| </tbody> |
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| <a name="package.description"> |
| <!-- --> |
| </a> |
| <h2 title="Package com.yahoo.sketches.hive.quantiles Description">Package com.yahoo.sketches.hive.quantiles Description</h2> |
| <div class="block">Hive UDFs for Quantiles sketches. |
| This includes UDFs for generic ItemsSketch and specialized DoublesSketch. |
| |
| <p>The generic implementation is in the form of abstract classes DataToItemsSketchUDAF and |
| UnionItemsSketchUDAF to be specialized for particular types of items. |
| An implementation for strings is provided: DataToStringsSketchUDAF, UnionStringsSketchUDAF, |
| plus UDFs to obtain the results from sketches: |
| GetQuantileFromStringsSketchUDF, GetQuantilesFromStringsSketchUDF and GetPmfFromStringsSketchUDF. |
| |
| <p>Support for DoublesSketch: DataToDoublesSketchUDAF, UnionDoublesSketchUDAF, |
| GetQuantileFromDoublesSketchUDF, GetQuantilesFromDoublesSketchUDF, GetPmfFromDoublesSketchUDF</div> |
| <dl> |
| <dt><span class="simpleTagLabel">Author:</span></dt> |
| <dd>Alexander Saydakov</dd> |
| </dl> |
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