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| <h2 title="Interface RowKeyJoin" class="title">Interface RowKeyJoin</h2> |
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| <pre>public interface <span class="typeNameLabel">RowKeyJoin</span></pre> |
| <div class="block">Interface for a row key join</div> |
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| <td class="colFirst"><code>static class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/drill/exec/physical/impl/join/RowKeyJoin.RowKeyJoinState.html" title="enum in org.apache.drill.exec.physical.impl.join">RowKeyJoin.RowKeyJoinState</a></span></code> |
| <div class="block">Enum for RowKeyJoin internal state.</div> |
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| <td class="colFirst"><code><a href="../../../../../../../org/apache/drill/exec/record/AbstractRecordBatch.BatchState.html" title="enum in org.apache.drill.exec.record">AbstractRecordBatch.BatchState</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/drill/exec/physical/impl/join/RowKeyJoin.html#getBatchState--">getBatchState</a></span>()</code> |
| <div class="block">Get the current BatchState (this is useful when performing row key join)</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../../../org/apache/drill/exec/physical/impl/join/RowKeyJoin.RowKeyJoinState.html" title="enum in org.apache.drill.exec.physical.impl.join">RowKeyJoin.RowKeyJoinState</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/drill/exec/physical/impl/join/RowKeyJoin.html#getRowKeyJoinState--">getRowKeyJoinState</a></span>()</code> |
| <div class="block">Get the current RowKeyJoinState.</div> |
| </td> |
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| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/drill/exec/physical/impl/join/RowKeyJoin.html#hasRowKeyBatch--">hasRowKeyBatch</a></span>()</code> |
| <div class="block">Is the next batch of row keys ready to be returned</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>org.apache.commons.lang3.tuple.Pair<<a href="../../../../../../../org/apache/drill/exec/vector/ValueVector.html" title="interface in org.apache.drill.exec.vector">ValueVector</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/drill/exec/physical/impl/join/RowKeyJoin.html#nextRowKeyBatch--">nextRowKeyBatch</a></span>()</code> |
| <div class="block">Get the next batch of row keys</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/drill/exec/physical/impl/join/RowKeyJoin.html#setBatchState-org.apache.drill.exec.record.AbstractRecordBatch.BatchState-">setBatchState</a></span>(<a href="../../../../../../../org/apache/drill/exec/record/AbstractRecordBatch.BatchState.html" title="enum in org.apache.drill.exec.record">AbstractRecordBatch.BatchState</a> newState)</code> |
| <div class="block">Set the BatchState (this is useful when performing row key join)</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/drill/exec/physical/impl/join/RowKeyJoin.html#setRowKeyJoinState-org.apache.drill.exec.physical.impl.join.RowKeyJoin.RowKeyJoinState-">setRowKeyJoinState</a></span>(<a href="../../../../../../../org/apache/drill/exec/physical/impl/join/RowKeyJoin.RowKeyJoinState.html" title="enum in org.apache.drill.exec.physical.impl.join">RowKeyJoin.RowKeyJoinState</a> newState)</code> |
| <div class="block">Set the RowKeyJoinState (this is useful for maintaining state for row key join algorithm)</div> |
| </td> |
| </tr> |
| </table> |
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| <a name="hasRowKeyBatch--"> |
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| <ul class="blockList"> |
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| <h4>hasRowKeyBatch</h4> |
| <pre>boolean hasRowKeyBatch()</pre> |
| <div class="block">Is the next batch of row keys ready to be returned</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>True if ready, false if not</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="nextRowKeyBatch--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>nextRowKeyBatch</h4> |
| <pre>org.apache.commons.lang3.tuple.Pair<<a href="../../../../../../../org/apache/drill/exec/vector/ValueVector.html" title="interface in org.apache.drill.exec.vector">ValueVector</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>> nextRowKeyBatch()</pre> |
| <div class="block">Get the next batch of row keys</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a Pair whose left element is the ValueVector containing the row keys, right |
| element is the number of row keys in this batch</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getBatchState--"> |
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| </a> |
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| <h4>getBatchState</h4> |
| <pre><a href="../../../../../../../org/apache/drill/exec/record/AbstractRecordBatch.BatchState.html" title="enum in org.apache.drill.exec.record">AbstractRecordBatch.BatchState</a> getBatchState()</pre> |
| <div class="block">Get the current BatchState (this is useful when performing row key join)</div> |
| </li> |
| </ul> |
| <a name="setBatchState-org.apache.drill.exec.record.AbstractRecordBatch.BatchState-"> |
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| <h4>setBatchState</h4> |
| <pre>void setBatchState(<a href="../../../../../../../org/apache/drill/exec/record/AbstractRecordBatch.BatchState.html" title="enum in org.apache.drill.exec.record">AbstractRecordBatch.BatchState</a> newState)</pre> |
| <div class="block">Set the BatchState (this is useful when performing row key join)</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>newState</code> - </dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="setRowKeyJoinState-org.apache.drill.exec.physical.impl.join.RowKeyJoin.RowKeyJoinState-"> |
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| <h4>setRowKeyJoinState</h4> |
| <pre>void setRowKeyJoinState(<a href="../../../../../../../org/apache/drill/exec/physical/impl/join/RowKeyJoin.RowKeyJoinState.html" title="enum in org.apache.drill.exec.physical.impl.join">RowKeyJoin.RowKeyJoinState</a> newState)</pre> |
| <div class="block">Set the RowKeyJoinState (this is useful for maintaining state for row key join algorithm)</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>newState</code> - </dd> |
| </dl> |
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| </ul> |
| <a name="getRowKeyJoinState--"> |
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| <h4>getRowKeyJoinState</h4> |
| <pre><a href="../../../../../../../org/apache/drill/exec/physical/impl/join/RowKeyJoin.RowKeyJoinState.html" title="enum in org.apache.drill.exec.physical.impl.join">RowKeyJoin.RowKeyJoinState</a> getRowKeyJoinState()</pre> |
| <div class="block">Get the current RowKeyJoinState.</div> |
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