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| <h2 title="Interface TableScan" class="title">Interface TableScan</h2> |
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| <dl> |
| <dt>All Known Implementing Classes:</dt> |
| <dd><a href="../../../org/apache/iceberg/AllDataFilesTable.AllDataFilesTableScan.html" title="class in org.apache.iceberg">AllDataFilesTable.AllDataFilesTableScan</a>, <a href="../../../org/apache/iceberg/AllManifestsTable.AllManifestsTableScan.html" title="class in org.apache.iceberg">AllManifestsTable.AllManifestsTableScan</a>, <a href="../../../org/apache/iceberg/DataFilesTable.FilesTableScan.html" title="class in org.apache.iceberg">DataFilesTable.FilesTableScan</a>, <a href="../../../org/apache/iceberg/DataTableScan.html" title="class in org.apache.iceberg">DataTableScan</a></dd> |
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| <pre>public interface <span class="typeNameLabel">TableScan</span></pre> |
| <div class="block">API for configuring a table scan. |
| <p> |
| TableScan objects are immutable and can be shared between threads. Refinement methods, like |
| <a href="../../../org/apache/iceberg/TableScan.html#select-java.util.Collection-"><code>select(Collection)</code></a> and <a href="../../../org/apache/iceberg/TableScan.html#filter-org.apache.iceberg.expressions.Expression-"><code>filter(Expression)</code></a>, create new TableScan instances.</div> |
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| <h3>Method Summary</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> |
| <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd"> </span></span><span id="t5" class="tableTab"><span><a href="javascript:show(16);">Default Methods</a></span><span class="tabEnd"> </span></span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Method and Description</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code><a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg">TableScan</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/iceberg/TableScan.html#appendsAfter-long-">appendsAfter</a></span>(long fromSnapshotId)</code> |
| <div class="block">Create a new <a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg"><code>TableScan</code></a> to read appended data from <code>fromSnapshotId</code> exclusive to the current snapshot |
| inclusive.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg">TableScan</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/iceberg/TableScan.html#appendsBetween-long-long-">appendsBetween</a></span>(long fromSnapshotId, |
| long toSnapshotId)</code> |
| <div class="block">Create a new <a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg"><code>TableScan</code></a> to read appended data from <code>fromSnapshotId</code> exclusive to <code>toSnapshotId</code> |
| inclusive.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg">TableScan</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/iceberg/TableScan.html#asOfTime-long-">asOfTime</a></span>(long timestampMillis)</code> |
| <div class="block">Create a new <a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg"><code>TableScan</code></a> from this scan's configuration that will use the most recent |
| snapshot as of the given time in milliseconds.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg">TableScan</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/iceberg/TableScan.html#caseSensitive-boolean-">caseSensitive</a></span>(boolean caseSensitive)</code> |
| <div class="block">Create a new <a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg"><code>TableScan</code></a> from this that, if data columns where selected |
| via <a href="../../../org/apache/iceberg/TableScan.html#select-java.util.Collection-"><code>select(java.util.Collection)</code></a>, controls whether the match to the schema will be done |
| with case sensitivity.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code><a href="../../../org/apache/iceberg/expressions/Expression.html" title="interface in org.apache.iceberg.expressions">Expression</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/iceberg/TableScan.html#filter--">filter</a></span>()</code> |
| <div class="block">Returns this scan's filter <a href="../../../org/apache/iceberg/expressions/Expression.html" title="interface in org.apache.iceberg.expressions"><code>Expression</code></a>.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg">TableScan</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/iceberg/TableScan.html#filter-org.apache.iceberg.expressions.Expression-">filter</a></span>(<a href="../../../org/apache/iceberg/expressions/Expression.html" title="interface in org.apache.iceberg.expressions">Expression</a> expr)</code> |
| <div class="block">Create a new <a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg"><code>TableScan</code></a> from the results of this filtered by the <a href="../../../org/apache/iceberg/expressions/Expression.html" title="interface in org.apache.iceberg.expressions"><code>Expression</code></a>.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code><a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg">TableScan</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/iceberg/TableScan.html#includeColumnStats--">includeColumnStats</a></span>()</code> |
| <div class="block">Create a new <a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg"><code>TableScan</code></a> from this that loads the column stats with each data file.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/iceberg/TableScan.html#isCaseSensitive--">isCaseSensitive</a></span>()</code> |
| <div class="block">Returns whether this scan should apply column name case sensitiveness as per <a href="../../../org/apache/iceberg/TableScan.html#caseSensitive-boolean-"><code>caseSensitive(boolean)</code></a>.</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code><a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg">TableScan</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/iceberg/TableScan.html#option-java.lang.String-java.lang.String-">option</a></span>(java.lang.String property, |
| java.lang.String value)</code> |
| <div class="block">Create a new <a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg"><code>TableScan</code></a> from this scan's configuration that will override the <a href="../../../org/apache/iceberg/Table.html" title="interface in org.apache.iceberg"><code>Table</code></a>'s behavior based |
| on the incoming pair.</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../org/apache/iceberg/io/CloseableIterable.html" title="interface in org.apache.iceberg.io">CloseableIterable</a><<a href="../../../org/apache/iceberg/FileScanTask.html" title="interface in org.apache.iceberg">FileScanTask</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/iceberg/TableScan.html#planFiles--">planFiles</a></span>()</code> |
| <div class="block">Plan the <a href="../../../org/apache/iceberg/FileScanTask.html" title="interface in org.apache.iceberg"><code>files</code></a> that will be read by this scan.</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code><a href="../../../org/apache/iceberg/io/CloseableIterable.html" title="interface in org.apache.iceberg.io">CloseableIterable</a><<a href="../../../org/apache/iceberg/CombinedScanTask.html" title="interface in org.apache.iceberg">CombinedScanTask</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/iceberg/TableScan.html#planTasks--">planTasks</a></span>()</code> |
| <div class="block">Plan the <a href="../../../org/apache/iceberg/CombinedScanTask.html" title="interface in org.apache.iceberg"><code>tasks</code></a> for this scan.</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg">TableScan</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/iceberg/TableScan.html#project-org.apache.iceberg.Schema-">project</a></span>(<a href="../../../org/apache/iceberg/Schema.html" title="class in org.apache.iceberg">Schema</a> schema)</code> |
| <div class="block">Create a new <a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg"><code>TableScan</code></a> from this with the schema as its projection.</div> |
| </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code><a href="../../../org/apache/iceberg/Schema.html" title="class in org.apache.iceberg">Schema</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/iceberg/TableScan.html#schema--">schema</a></span>()</code> |
| <div class="block">Returns this scan's projection <a href="../../../org/apache/iceberg/Schema.html" title="class in org.apache.iceberg"><code>Schema</code></a>.</div> |
| </td> |
| </tr> |
| <tr id="i13" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg">TableScan</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/iceberg/TableScan.html#select-java.util.Collection-">select</a></span>(java.util.Collection<java.lang.String> columns)</code> |
| <div class="block">Create a new <a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg"><code>TableScan</code></a> from this that will read the given data columns.</div> |
| </td> |
| </tr> |
| <tr id="i14" class="altColor"> |
| <td class="colFirst"><code>default <a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg">TableScan</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/iceberg/TableScan.html#select-java.lang.String...-">select</a></span>(java.lang.String... columns)</code> |
| <div class="block">Create a new <a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg"><code>TableScan</code></a> from this that will read the given data columns.</div> |
| </td> |
| </tr> |
| <tr id="i15" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../org/apache/iceberg/Snapshot.html" title="interface in org.apache.iceberg">Snapshot</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/iceberg/TableScan.html#snapshot--">snapshot</a></span>()</code> |
| <div class="block">Returns the <a href="../../../org/apache/iceberg/Snapshot.html" title="interface in org.apache.iceberg"><code>Snapshot</code></a> that will be used by this scan.</div> |
| </td> |
| </tr> |
| <tr id="i16" class="altColor"> |
| <td class="colFirst"><code><a href="../../../org/apache/iceberg/Table.html" title="interface in org.apache.iceberg">Table</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/iceberg/TableScan.html#table--">table</a></span>()</code> |
| <div class="block">Returns the <a href="../../../org/apache/iceberg/Table.html" title="interface in org.apache.iceberg"><code>Table</code></a> from which this scan loads data.</div> |
| </td> |
| </tr> |
| <tr id="i17" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg">TableScan</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/iceberg/TableScan.html#useSnapshot-long-">useSnapshot</a></span>(long snapshotId)</code> |
| <div class="block">Create a new <a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg"><code>TableScan</code></a> from this scan's configuration that will use the given snapshot |
| by ID.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ============ METHOD DETAIL ========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method.detail"> |
| <!-- --> |
| </a> |
| <h3>Method Detail</h3> |
| <a name="table--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>table</h4> |
| <pre><a href="../../../org/apache/iceberg/Table.html" title="interface in org.apache.iceberg">Table</a> table()</pre> |
| <div class="block">Returns the <a href="../../../org/apache/iceberg/Table.html" title="interface in org.apache.iceberg"><code>Table</code></a> from which this scan loads data.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>this scan's table</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="useSnapshot-long-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>useSnapshot</h4> |
| <pre><a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg">TableScan</a> useSnapshot(long snapshotId)</pre> |
| <div class="block">Create a new <a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg"><code>TableScan</code></a> from this scan's configuration that will use the given snapshot |
| by ID.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>snapshotId</code> - a snapshot ID</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a new scan based on this with the given snapshot ID</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>java.lang.IllegalArgumentException</code> - if the snapshot cannot be found</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="asOfTime-long-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>asOfTime</h4> |
| <pre><a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg">TableScan</a> asOfTime(long timestampMillis)</pre> |
| <div class="block">Create a new <a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg"><code>TableScan</code></a> from this scan's configuration that will use the most recent |
| snapshot as of the given time in milliseconds.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>timestampMillis</code> - a timestamp in milliseconds.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a new scan based on this with the current snapshot at the given time</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>java.lang.IllegalArgumentException</code> - if the snapshot cannot be found</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="option-java.lang.String-java.lang.String-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>option</h4> |
| <pre><a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg">TableScan</a> option(java.lang.String property, |
| java.lang.String value)</pre> |
| <div class="block">Create a new <a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg"><code>TableScan</code></a> from this scan's configuration that will override the <a href="../../../org/apache/iceberg/Table.html" title="interface in org.apache.iceberg"><code>Table</code></a>'s behavior based |
| on the incoming pair. Unknown properties will be ignored.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>property</code> - name of the table property to be overridden</dd> |
| <dd><code>value</code> - value to override with</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a new scan based on this with overridden behavior</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="project-org.apache.iceberg.Schema-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>project</h4> |
| <pre><a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg">TableScan</a> project(<a href="../../../org/apache/iceberg/Schema.html" title="class in org.apache.iceberg">Schema</a> schema)</pre> |
| <div class="block">Create a new <a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg"><code>TableScan</code></a> from this with the schema as its projection.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>schema</code> - a projection schema</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a new scan based on this with the given projection</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="caseSensitive-boolean-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>caseSensitive</h4> |
| <pre><a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg">TableScan</a> caseSensitive(boolean caseSensitive)</pre> |
| <div class="block">Create a new <a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg"><code>TableScan</code></a> from this that, if data columns where selected |
| via <a href="../../../org/apache/iceberg/TableScan.html#select-java.util.Collection-"><code>select(java.util.Collection)</code></a>, controls whether the match to the schema will be done |
| with case sensitivity.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a new scan based on this with case sensitivity as stated</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="includeColumnStats--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
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| <h4>includeColumnStats</h4> |
| <pre><a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg">TableScan</a> includeColumnStats()</pre> |
| <div class="block">Create a new <a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg"><code>TableScan</code></a> from this that loads the column stats with each data file. |
| <p> |
| Column stats include: value count, null value count, lower bounds, and upper bounds.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a new scan based on this that loads column stats.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="select-java.lang.String...-"> |
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| </a> |
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| <h4>select</h4> |
| <pre>default <a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg">TableScan</a> select(java.lang.String... columns)</pre> |
| <div class="block">Create a new <a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg"><code>TableScan</code></a> from this that will read the given data columns. This produces |
| an expected schema that includes all fields that are either selected or used by this scan's |
| filter expression.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>columns</code> - column names from the table's schema</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a new scan based on this with the given projection columns</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="select-java.util.Collection-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>select</h4> |
| <pre><a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg">TableScan</a> select(java.util.Collection<java.lang.String> columns)</pre> |
| <div class="block">Create a new <a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg"><code>TableScan</code></a> from this that will read the given data columns. This produces |
| an expected schema that includes all fields that are either selected or used by this scan's |
| filter expression.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>columns</code> - column names from the table's schema</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a new scan based on this with the given projection columns</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="filter-org.apache.iceberg.expressions.Expression-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>filter</h4> |
| <pre><a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg">TableScan</a> filter(<a href="../../../org/apache/iceberg/expressions/Expression.html" title="interface in org.apache.iceberg.expressions">Expression</a> expr)</pre> |
| <div class="block">Create a new <a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg"><code>TableScan</code></a> from the results of this filtered by the <a href="../../../org/apache/iceberg/expressions/Expression.html" title="interface in org.apache.iceberg.expressions"><code>Expression</code></a>.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>expr</code> - a filter expression</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a new scan based on this with results filtered by the expression</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="filter--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>filter</h4> |
| <pre><a href="../../../org/apache/iceberg/expressions/Expression.html" title="interface in org.apache.iceberg.expressions">Expression</a> filter()</pre> |
| <div class="block">Returns this scan's filter <a href="../../../org/apache/iceberg/expressions/Expression.html" title="interface in org.apache.iceberg.expressions"><code>Expression</code></a>.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>this scan's filter expression</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="appendsBetween-long-long-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>appendsBetween</h4> |
| <pre><a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg">TableScan</a> appendsBetween(long fromSnapshotId, |
| long toSnapshotId)</pre> |
| <div class="block">Create a new <a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg"><code>TableScan</code></a> to read appended data from <code>fromSnapshotId</code> exclusive to <code>toSnapshotId</code> |
| inclusive.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>fromSnapshotId</code> - the last snapshot id read by the user, exclusive</dd> |
| <dd><code>toSnapshotId</code> - read append data up to this snapshot id</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a table scan which can read append data from <code>fromSnapshotId</code> |
| exclusive and up to <code>toSnapshotId</code> inclusive</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="appendsAfter-long-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>appendsAfter</h4> |
| <pre><a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg">TableScan</a> appendsAfter(long fromSnapshotId)</pre> |
| <div class="block">Create a new <a href="../../../org/apache/iceberg/TableScan.html" title="interface in org.apache.iceberg"><code>TableScan</code></a> to read appended data from <code>fromSnapshotId</code> exclusive to the current snapshot |
| inclusive.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>fromSnapshotId</code> - - the last snapshot id read by the user, exclusive</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a table scan which can read append data from <code>fromSnapshotId</code> |
| exclusive and up to current snapshot inclusive</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="planFiles--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>planFiles</h4> |
| <pre><a href="../../../org/apache/iceberg/io/CloseableIterable.html" title="interface in org.apache.iceberg.io">CloseableIterable</a><<a href="../../../org/apache/iceberg/FileScanTask.html" title="interface in org.apache.iceberg">FileScanTask</a>> planFiles()</pre> |
| <div class="block">Plan the <a href="../../../org/apache/iceberg/FileScanTask.html" title="interface in org.apache.iceberg"><code>files</code></a> that will be read by this scan. |
| <p> |
| Each file has a residual expression that should be applied to filter the file's rows. |
| <p> |
| This simple plan returns file scans for each file from position 0 to the file's length. For |
| planning that will combine small files, split large files, and attempt to balance work, use |
| <a href="../../../org/apache/iceberg/TableScan.html#planTasks--"><code>planTasks()</code></a> instead.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>an Iterable of file tasks that are required by this scan</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="planTasks--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>planTasks</h4> |
| <pre><a href="../../../org/apache/iceberg/io/CloseableIterable.html" title="interface in org.apache.iceberg.io">CloseableIterable</a><<a href="../../../org/apache/iceberg/CombinedScanTask.html" title="interface in org.apache.iceberg">CombinedScanTask</a>> planTasks()</pre> |
| <div class="block">Plan the <a href="../../../org/apache/iceberg/CombinedScanTask.html" title="interface in org.apache.iceberg"><code>tasks</code></a> for this scan. |
| <p> |
| Tasks created by this method may read partial input files, multiple input files, or both.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>an Iterable of tasks for this scan</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="schema--"> |
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| </a> |
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| <h4>schema</h4> |
| <pre><a href="../../../org/apache/iceberg/Schema.html" title="class in org.apache.iceberg">Schema</a> schema()</pre> |
| <div class="block">Returns this scan's projection <a href="../../../org/apache/iceberg/Schema.html" title="class in org.apache.iceberg"><code>Schema</code></a>. |
| <p> |
| If the projection schema was set directly using <a href="../../../org/apache/iceberg/TableScan.html#project-org.apache.iceberg.Schema-"><code>project(Schema)</code></a>, returns that schema. |
| <p> |
| If the projection schema was set by calling <a href="../../../org/apache/iceberg/TableScan.html#select-java.util.Collection-"><code>select(Collection)</code></a>, returns a projection |
| schema that includes the selected data fields and any fields used in the filter expression.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>this scan's projection schema</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="snapshot--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>snapshot</h4> |
| <pre><a href="../../../org/apache/iceberg/Snapshot.html" title="interface in org.apache.iceberg">Snapshot</a> snapshot()</pre> |
| <div class="block">Returns the <a href="../../../org/apache/iceberg/Snapshot.html" title="interface in org.apache.iceberg"><code>Snapshot</code></a> that will be used by this scan. |
| <p> |
| If the snapshot was not configured using <a href="../../../org/apache/iceberg/TableScan.html#asOfTime-long-"><code>asOfTime(long)</code></a> or <a href="../../../org/apache/iceberg/TableScan.html#useSnapshot-long-"><code>useSnapshot(long)</code></a>, the current table |
| snapshot will be used.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the Snapshot this scan will use</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="isCaseSensitive--"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>isCaseSensitive</h4> |
| <pre>boolean isCaseSensitive()</pre> |
| <div class="block">Returns whether this scan should apply column name case sensitiveness as per <a href="../../../org/apache/iceberg/TableScan.html#caseSensitive-boolean-"><code>caseSensitive(boolean)</code></a>.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true if case sensitive, false otherwise.</dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
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