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| <h1 title="Package" class="title">Package org.apache.drill.exec.physical.impl.scan.v3.file</h1> |
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| <table class="typeSummary" border="0" cellpadding="3" cellspacing="0" summary="Interface Summary table, listing interfaces, and an explanation"> |
| <caption><span>Interface Summary</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Interface</th> |
| <th class="colLast" scope="col">Description</th> |
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| <tbody> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../../../../../org/apache/drill/exec/physical/impl/scan/v3/file/FileSchemaNegotiator.html" title="interface in org.apache.drill.exec.physical.impl.scan.v3.file">FileSchemaNegotiator</a></td> |
| <td class="colLast"> |
| <div class="block">The file schema negotiator provides access to the Drill file system |
| and to the file split which the reader is to consume.</div> |
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| <tr> |
| <th class="colFirst" scope="col">Class</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../../../../../org/apache/drill/exec/physical/impl/scan/v3/file/FileDescrip.html" title="class in org.apache.drill.exec.physical.impl.scan.v3.file">FileDescrip</a></td> |
| <td class="colLast"> |
| <div class="block">Describes one file within a scan and is used to populate implicit columns.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../../../../../org/apache/drill/exec/physical/impl/scan/v3/file/FileReaderFactory.html" title="class in org.apache.drill.exec.physical.impl.scan.v3.file">FileReaderFactory</a></td> |
| <td class="colLast"> |
| <div class="block">Iterates over the splits for the present scan.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../../../../../org/apache/drill/exec/physical/impl/scan/v3/file/FileScanLifecycle.html" title="class in org.apache.drill.exec.physical.impl.scan.v3.file">FileScanLifecycle</a></td> |
| <td class="colLast"> |
| <div class="block">The file scan framework adds into the scan framework support for |
| reading from DFS splits (a file and a block) and for the file-related |
| implicit and partition columns.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../../../../../org/apache/drill/exec/physical/impl/scan/v3/file/FileScanLifecycleBuilder.html" title="class in org.apache.drill.exec.physical.impl.scan.v3.file">FileScanLifecycleBuilder</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../../../../../org/apache/drill/exec/physical/impl/scan/v3/file/FileSchemaNegotiatorImpl.html" title="class in org.apache.drill.exec.physical.impl.scan.v3.file">FileSchemaNegotiatorImpl</a></td> |
| <td class="colLast"> |
| <div class="block">Implementation of the file-level schema negotiator which holds the |
| file split which the reader is to process.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../../../../../org/apache/drill/exec/physical/impl/scan/v3/file/ImplicitColumnMarker.html" title="class in org.apache.drill.exec.physical.impl.scan.v3.file">ImplicitColumnMarker</a></td> |
| <td class="colLast"> |
| <div class="block">Marks a column as implicit and provides a function to resolve an |
| implicit column given a description of the input file.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../../../../../org/apache/drill/exec/physical/impl/scan/v3/file/ImplicitColumnMarker.FileImplicitMarker.html" title="class in org.apache.drill.exec.physical.impl.scan.v3.file">ImplicitColumnMarker.FileImplicitMarker</a></td> |
| <td class="colLast"> |
| <div class="block">Marker for a file-based, non-internal implicit column that |
| extracts parts of the file name as defined by the implicit |
| column definition.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../../../../../org/apache/drill/exec/physical/impl/scan/v3/file/ImplicitColumnMarker.InternalColumnMarker.html" title="class in org.apache.drill.exec.physical.impl.scan.v3.file">ImplicitColumnMarker.InternalColumnMarker</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../../../../../org/apache/drill/exec/physical/impl/scan/v3/file/ImplicitColumnMarker.PartitionColumnMarker.html" title="class in org.apache.drill.exec.physical.impl.scan.v3.file">ImplicitColumnMarker.PartitionColumnMarker</a></td> |
| <td class="colLast"> |
| <div class="block">Partition column defined by a partition depth from the scan |
| root folder.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../../../../../org/apache/drill/exec/physical/impl/scan/v3/file/ImplicitColumnResolver.html" title="class in org.apache.drill.exec.physical.impl.scan.v3.file">ImplicitColumnResolver</a></td> |
| <td class="colLast"> |
| <div class="block">Manages the resolution of implicit file metadata and partition columns.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../../../../../org/apache/drill/exec/physical/impl/scan/v3/file/ImplicitColumnResolver.ImplicitColumnOptions.html" title="class in org.apache.drill.exec.physical.impl.scan.v3.file">ImplicitColumnResolver.ImplicitColumnOptions</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../../../../../org/apache/drill/exec/physical/impl/scan/v3/file/ImplicitColumnResolver.ParseResult.html" title="class in org.apache.drill.exec.physical.impl.scan.v3.file">ImplicitColumnResolver.ParseResult</a></td> |
| <td class="colLast"> |
| <div class="block">The result of scanning the scan output schema to identify implicit and |
| partition columns.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../../../../../org/apache/drill/exec/physical/impl/scan/v3/file/ImplicitFileColumnsHandler.html" title="class in org.apache.drill.exec.physical.impl.scan.v3.file">ImplicitFileColumnsHandler</a></td> |
| <td class="colLast"> |
| <div class="block">Manages implicit columns for files and partition columns for |
| directories.</div> |
| </td> |
| </tr> |
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