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| <div class="subTitle"><span class="packageLabelInType">Package</span> <a href="package-summary.html">org.apache.iceberg</a></div> |
| <h2 title="Interface ContentScanTask" class="title">Interface ContentScanTask<F extends <a href="ContentFile.html" title="interface in org.apache.iceberg">ContentFile</a><F>></h2> |
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| <dt><span class="paramLabel">Type Parameters:</span></dt> |
| <dd><code>F</code> - the Java class of the content file</dd> |
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| <dt>All Superinterfaces:</dt> |
| <dd><code><a href="ScanTask.html" title="interface in org.apache.iceberg">ScanTask</a></code>, <code>java.io.Serializable</code></dd> |
| </dl> |
| <dl> |
| <dt>All Known Subinterfaces:</dt> |
| <dd><code><a href="AddedRowsScanTask.html" title="interface in org.apache.iceberg">AddedRowsScanTask</a></code>, <code><a href="DataTask.html" title="interface in org.apache.iceberg">DataTask</a></code>, <code><a href="DeletedDataFileScanTask.html" title="interface in org.apache.iceberg">DeletedDataFileScanTask</a></code>, <code><a href="DeletedRowsScanTask.html" title="interface in org.apache.iceberg">DeletedRowsScanTask</a></code>, <code><a href="FileScanTask.html" title="interface in org.apache.iceberg">FileScanTask</a></code></dd> |
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| <dt>All Known Implementing Classes:</dt> |
| <dd><code><a href="BaseFileScanTask.html" title="class in org.apache.iceberg">BaseFileScanTask</a></code></dd> |
| </dl> |
| <hr> |
| <pre>public interface <span class="typeNameLabel">ContentScanTask<F extends <a href="ContentFile.html" title="interface in org.apache.iceberg">ContentFile</a><F>></span> |
| extends <a href="ScanTask.html" title="interface in org.apache.iceberg">ScanTask</a></pre> |
| <div class="block">A scan task over a range of bytes in a content file.</div> |
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| <h3>Method Summary</h3> |
| <table class="memberSummary"> |
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| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colSecond" scope="col">Method</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code><a href="ContentScanTask.html" title="type parameter in ContentScanTask">F</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#file()">file</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">The <a href="ContentFile.html" title="interface in org.apache.iceberg"><code>file</code></a> to scan.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#length()">length</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">The number of bytes to scan from the <a href="#start()"><code>start()</code></a> position in the file.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><a href="expressions/Expression.html" title="interface in org.apache.iceberg.expressions">Expression</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#residual()">residual</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Returns the residual expression that should be applied to rows in this file scan.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code><a href="PartitionSpec.html" title="class in org.apache.iceberg">PartitionSpec</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#spec()">spec</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">The <a href="PartitionSpec.html" title="class in org.apache.iceberg"><code>spec</code></a> used to store this file.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#start()">start</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">The starting position of this scan range in the file.</div> |
| </td> |
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| <h3>Methods inherited from interface org.apache.iceberg.<a href="ScanTask.html" title="interface in org.apache.iceberg">ScanTask</a></h3> |
| <code><a href="ScanTask.html#asCombinedScanTask()">asCombinedScanTask</a>, <a href="ScanTask.html#asDataTask()">asDataTask</a>, <a href="ScanTask.html#asFileScanTask()">asFileScanTask</a>, <a href="ScanTask.html#filesCount()">filesCount</a>, <a href="ScanTask.html#isDataTask()">isDataTask</a>, <a href="ScanTask.html#isFileScanTask()">isFileScanTask</a>, <a href="ScanTask.html#sizeBytes()">sizeBytes</a></code></li> |
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| <h4>file</h4> |
| <pre class="methodSignature"><a href="ContentScanTask.html" title="type parameter in ContentScanTask">F</a> file()</pre> |
| <div class="block">The <a href="ContentFile.html" title="interface in org.apache.iceberg"><code>file</code></a> to scan.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the file to scan</dd> |
| </dl> |
| </li> |
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| <h4>spec</h4> |
| <pre class="methodSignature"><a href="PartitionSpec.html" title="class in org.apache.iceberg">PartitionSpec</a> spec()</pre> |
| <div class="block">The <a href="PartitionSpec.html" title="class in org.apache.iceberg"><code>spec</code></a> used to store this file.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the partition spec from this file's manifest</dd> |
| </dl> |
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| <h4>start</h4> |
| <pre class="methodSignature">long start()</pre> |
| <div class="block">The starting position of this scan range in the file.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the start position of this scan range</dd> |
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| <h4>length</h4> |
| <pre class="methodSignature">long length()</pre> |
| <div class="block">The number of bytes to scan from the <a href="#start()"><code>start()</code></a> position in the file.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the length of this scan range in bytes</dd> |
| </dl> |
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| <h4>residual</h4> |
| <pre class="methodSignature"><a href="expressions/Expression.html" title="interface in org.apache.iceberg.expressions">Expression</a> residual()</pre> |
| <div class="block">Returns the residual expression that should be applied to rows in this file scan. |
| <p> |
| The residual expression for a file is a filter expression created by partially evaluating the scan's filter |
| using the file's partition data.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a residual expression to apply to rows from this scan</dd> |
| </dl> |
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