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<h1 title="Uses of Package org.apache.drill.exec.store.parquet" class="title">Uses of Package<br>org.apache.drill.exec.store.parquet</h1>
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<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing packages, and an explanation">
<caption><span>Packages that use <a href="../../../../../../org/apache/drill/exec/store/parquet/package-summary.html">org.apache.drill.exec.store.parquet</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Package</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><a href="#org.apache.drill.exec.metastore.store.parquet">org.apache.drill.exec.metastore.store.parquet</a></td>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="#org.apache.drill.exec.store">org.apache.drill.exec.store</a></td>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="#org.apache.drill.exec.store.hive">org.apache.drill.exec.store.hive</a></td>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="#org.apache.drill.exec.store.parquet">org.apache.drill.exec.store.parquet</a></td>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="#org.apache.drill.exec.store.parquet.columnreaders">org.apache.drill.exec.store.parquet.columnreaders</a></td>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="#org.apache.drill.exec.store.parquet.metadata">org.apache.drill.exec.store.parquet.metadata</a></td>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="#org.apache.drill.exec.store.parquet2">org.apache.drill.exec.store.parquet2</a></td>
<td class="colLast">&nbsp;</td>
</tr>
</tbody>
</table>
</li>
<li class="blockList"><a name="org.apache.drill.exec.metastore.store.parquet">
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</a>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing classes, and an explanation">
<caption><span>Classes in <a href="../../../../../../org/apache/drill/exec/store/parquet/package-summary.html">org.apache.drill.exec.store.parquet</a> used by <a href="../../../../../../org/apache/drill/exec/metastore/store/parquet/package-summary.html">org.apache.drill.exec.metastore.store.parquet</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colOne" scope="col">Class and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/BaseParquetMetadataProvider.html#org.apache.drill.exec.metastore.store.parquet">BaseParquetMetadataProvider</a>
<div class="block">Implementation of <a href="../../../../../../org/apache/drill/exec/metastore/store/parquet/ParquetMetadataProvider.html" title="interface in org.apache.drill.exec.metastore.store.parquet"><code>ParquetMetadataProvider</code></a> which contains base methods for obtaining metadata from
parquet statistics.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/BaseParquetMetadataProvider.Builder.html#org.apache.drill.exec.metastore.store.parquet">BaseParquetMetadataProvider.Builder</a>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/ParquetReaderConfig.html#org.apache.drill.exec.metastore.store.parquet">ParquetReaderConfig</a>
<div class="block">Stores consolidated parquet reading configuration.</div>
</td>
</tr>
</tbody>
</table>
</li>
<li class="blockList"><a name="org.apache.drill.exec.store">
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</a>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing classes, and an explanation">
<caption><span>Classes in <a href="../../../../../../org/apache/drill/exec/store/parquet/package-summary.html">org.apache.drill.exec.store.parquet</a> used by <a href="../../../../../../org/apache/drill/exec/store/package-summary.html">org.apache.drill.exec.store</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colOne" scope="col">Class and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/ParquetReaderStats.html#org.apache.drill.exec.store">ParquetReaderStats</a>&nbsp;</td>
</tr>
</tbody>
</table>
</li>
<li class="blockList"><a name="org.apache.drill.exec.store.hive">
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<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing classes, and an explanation">
<caption><span>Classes in <a href="../../../../../../org/apache/drill/exec/store/parquet/package-summary.html">org.apache.drill.exec.store.parquet</a> used by <a href="../../../../../../org/apache/drill/exec/store/hive/package-summary.html">org.apache.drill.exec.store.hive</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colOne" scope="col">Class and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/AbstractParquetGroupScan.html#org.apache.drill.exec.store.hive">AbstractParquetGroupScan</a>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/AbstractParquetGroupScan.RowGroupScanFilterer.html#org.apache.drill.exec.store.hive">AbstractParquetGroupScan.RowGroupScanFilterer</a>
<div class="block">This class is responsible for filtering different metadata levels including row group level.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/AbstractParquetRowGroupScan.html#org.apache.drill.exec.store.hive">AbstractParquetRowGroupScan</a>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/AbstractParquetScanBatchCreator.html#org.apache.drill.exec.store.hive">AbstractParquetScanBatchCreator</a>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/AbstractParquetScanBatchCreator.AbstractDrillFileSystemManager.html#org.apache.drill.exec.store.hive">AbstractParquetScanBatchCreator.AbstractDrillFileSystemManager</a>
<div class="block">Helper class responsible for creating and managing DrillFileSystem.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/BaseParquetMetadataProvider.html#org.apache.drill.exec.store.hive">BaseParquetMetadataProvider</a>
<div class="block">Implementation of <a href="../../../../../../org/apache/drill/exec/metastore/store/parquet/ParquetMetadataProvider.html" title="interface in org.apache.drill.exec.metastore.store.parquet"><code>ParquetMetadataProvider</code></a> which contains base methods for obtaining metadata from
parquet statistics.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/BaseParquetMetadataProvider.Builder.html#org.apache.drill.exec.store.hive">BaseParquetMetadataProvider.Builder</a>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/ParquetReaderConfig.html#org.apache.drill.exec.store.hive">ParquetReaderConfig</a>
<div class="block">Stores consolidated parquet reading configuration.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/RowGroupReadEntry.html#org.apache.drill.exec.store.hive">RowGroupReadEntry</a>&nbsp;</td>
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<li class="blockList"><a name="org.apache.drill.exec.store.parquet">
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<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing classes, and an explanation">
<caption><span>Classes in <a href="../../../../../../org/apache/drill/exec/store/parquet/package-summary.html">org.apache.drill.exec.store.parquet</a> used by <a href="../../../../../../org/apache/drill/exec/store/parquet/package-summary.html">org.apache.drill.exec.store.parquet</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colOne" scope="col">Class and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/AbstractParquetGroupScan.html#org.apache.drill.exec.store.parquet">AbstractParquetGroupScan</a>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/AbstractParquetGroupScan.RowGroupScanFilterer.html#org.apache.drill.exec.store.parquet">AbstractParquetGroupScan.RowGroupScanFilterer</a>
<div class="block">This class is responsible for filtering different metadata levels including row group level.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/AbstractParquetRowGroupScan.html#org.apache.drill.exec.store.parquet">AbstractParquetRowGroupScan</a>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/AbstractParquetScanBatchCreator.html#org.apache.drill.exec.store.parquet">AbstractParquetScanBatchCreator</a>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/AbstractParquetScanBatchCreator.AbstractDrillFileSystemManager.html#org.apache.drill.exec.store.parquet">AbstractParquetScanBatchCreator.AbstractDrillFileSystemManager</a>
<div class="block">Helper class responsible for creating and managing DrillFileSystem.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/BaseParquetMetadataProvider.html#org.apache.drill.exec.store.parquet">BaseParquetMetadataProvider</a>
<div class="block">Implementation of <a href="../../../../../../org/apache/drill/exec/metastore/store/parquet/ParquetMetadataProvider.html" title="interface in org.apache.drill.exec.metastore.store.parquet"><code>ParquetMetadataProvider</code></a> which contains base methods for obtaining metadata from
parquet statistics.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/BaseParquetMetadataProvider.Builder.html#org.apache.drill.exec.store.parquet">BaseParquetMetadataProvider.Builder</a>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/DataPageHeaderInfoProvider.html#org.apache.drill.exec.store.parquet">DataPageHeaderInfoProvider</a>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/FilterEvaluatorUtils.FieldReferenceFinder.html#org.apache.drill.exec.store.parquet">FilterEvaluatorUtils.FieldReferenceFinder</a>
<div class="block">Search through a LogicalExpression, finding all internal schema path references and returning them in a set.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/ParquetFormatConfig.html#org.apache.drill.exec.store.parquet">ParquetFormatConfig</a>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/ParquetFormatConfig.ParquetFormatConfigBuilder.html#org.apache.drill.exec.store.parquet">ParquetFormatConfig.ParquetFormatConfigBuilder</a>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/ParquetFormatPlugin.html#org.apache.drill.exec.store.parquet">ParquetFormatPlugin</a>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/ParquetGroupScan.html#org.apache.drill.exec.store.parquet">ParquetGroupScan</a>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/ParquetGroupScanStatistics.html#org.apache.drill.exec.store.parquet">ParquetGroupScanStatistics</a>
<div class="block">Holds common statistics about data in parquet group scan,
including information about total row count, columns counts, partition columns.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/ParquetReaderConfig.html#org.apache.drill.exec.store.parquet">ParquetReaderConfig</a>
<div class="block">Stores consolidated parquet reading configuration.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/ParquetReaderConfig.Builder.html#org.apache.drill.exec.store.parquet">ParquetReaderConfig.Builder</a>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/ParquetReaderUtility.DateCorruptionStatus.html#org.apache.drill.exec.store.parquet">ParquetReaderUtility.DateCorruptionStatus</a>
<div class="block">For most recently created parquet files, we can determine if we have corrupted dates (see DRILL-4203)
based on the file metadata.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/ParquetRowGroupScan.html#org.apache.drill.exec.store.parquet">ParquetRowGroupScan</a>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/ParquetWriter.html#org.apache.drill.exec.store.parquet">ParquetWriter</a>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/RowGroupInfo.html#org.apache.drill.exec.store.parquet">RowGroupInfo</a>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/RowGroupReadEntry.html#org.apache.drill.exec.store.parquet">RowGroupReadEntry</a>&nbsp;</td>
</tr>
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<caption><span>Classes in <a href="../../../../../../org/apache/drill/exec/store/parquet/package-summary.html">org.apache.drill.exec.store.parquet</a> used by <a href="../../../../../../org/apache/drill/exec/store/parquet/columnreaders/package-summary.html">org.apache.drill.exec.store.parquet.columnreaders</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colOne" scope="col">Class and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/ParquetReaderStats.html#org.apache.drill.exec.store.parquet.columnreaders">ParquetReaderStats</a>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/ParquetReaderUtility.DateCorruptionStatus.html#org.apache.drill.exec.store.parquet.columnreaders">ParquetReaderUtility.DateCorruptionStatus</a>
<div class="block">For most recently created parquet files, we can determine if we have corrupted dates (see DRILL-4203)
based on the file metadata.</div>
</td>
</tr>
</tbody>
</table>
</li>
<li class="blockList"><a name="org.apache.drill.exec.store.parquet.metadata">
<!-- -->
</a>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing classes, and an explanation">
<caption><span>Classes in <a href="../../../../../../org/apache/drill/exec/store/parquet/package-summary.html">org.apache.drill.exec.store.parquet</a> used by <a href="../../../../../../org/apache/drill/exec/store/parquet/metadata/package-summary.html">org.apache.drill.exec.store.parquet.metadata</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colOne" scope="col">Class and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/ParquetReaderConfig.html#org.apache.drill.exec.store.parquet.metadata">ParquetReaderConfig</a>
<div class="block">Stores consolidated parquet reading configuration.</div>
</td>
</tr>
</tbody>
</table>
</li>
<li class="blockList"><a name="org.apache.drill.exec.store.parquet2">
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<caption><span>Classes in <a href="../../../../../../org/apache/drill/exec/store/parquet/package-summary.html">org.apache.drill.exec.store.parquet</a> used by <a href="../../../../../../org/apache/drill/exec/store/parquet2/package-summary.html">org.apache.drill.exec.store.parquet2</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colOne" scope="col">Class and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/ParquetReaderUtility.DateCorruptionStatus.html#org.apache.drill.exec.store.parquet2">ParquetReaderUtility.DateCorruptionStatus</a>
<div class="block">For most recently created parquet files, we can determine if we have corrupted dates (see DRILL-4203)
based on the file metadata.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/drill/exec/store/parquet/class-use/RowGroupReadEntry.html#org.apache.drill.exec.store.parquet2">RowGroupReadEntry</a>&nbsp;</td>
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