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| <div class="subTitle">org.apache.drill.exec.physical.base</div> |
| <h2 title="Interface Exchange" class="title">Interface Exchange</h2> |
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| <dt>All Superinterfaces:</dt> |
| <dd><a href="../../../../../../org/apache/drill/common/graph/GraphValue.html" title="interface in org.apache.drill.common.graph">GraphValue</a><<a href="../../../../../../org/apache/drill/exec/physical/base/PhysicalOperator.html" title="interface in org.apache.drill.exec.physical.base">PhysicalOperator</a>>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a><<a href="../../../../../../org/apache/drill/exec/physical/base/PhysicalOperator.html" title="interface in org.apache.drill.exec.physical.base">PhysicalOperator</a>>, <a href="../../../../../../org/apache/drill/exec/physical/base/PhysicalOperator.html" title="interface in org.apache.drill.exec.physical.base">PhysicalOperator</a></dd> |
| </dl> |
| <dl> |
| <dt>All Known Implementing Classes:</dt> |
| <dd><a href="../../../../../../org/apache/drill/exec/physical/config/AbstractDeMuxExchange.html" title="class in org.apache.drill.exec.physical.config">AbstractDeMuxExchange</a>, <a href="../../../../../../org/apache/drill/exec/physical/base/AbstractExchange.html" title="class in org.apache.drill.exec.physical.base">AbstractExchange</a>, <a href="../../../../../../org/apache/drill/exec/physical/config/AbstractMuxExchange.html" title="class in org.apache.drill.exec.physical.config">AbstractMuxExchange</a>, <a href="../../../../../../org/apache/drill/exec/physical/config/BroadcastExchange.html" title="class in org.apache.drill.exec.physical.config">BroadcastExchange</a>, <a href="../../../../../../org/apache/drill/exec/physical/config/HashToMergeExchange.html" title="class in org.apache.drill.exec.physical.config">HashToMergeExchange</a>, <a href="../../../../../../org/apache/drill/exec/physical/config/HashToRandomExchange.html" title="class in org.apache.drill.exec.physical.config">HashToRandomExchange</a>, <a href="../../../../../../org/apache/drill/exec/physical/config/OrderedMuxExchange.html" title="class in org.apache.drill.exec.physical.config">OrderedMuxExchange</a>, <a href="../../../../../../org/apache/drill/exec/physical/config/OrderedPartitionExchange.html" title="class in org.apache.drill.exec.physical.config">OrderedPartitionExchange</a>, <a href="../../../../../../org/apache/drill/exec/physical/config/RangePartitionExchange.html" title="class in org.apache.drill.exec.physical.config">RangePartitionExchange</a>, <a href="../../../../../../org/apache/drill/exec/physical/config/SingleMergeExchange.html" title="class in org.apache.drill.exec.physical.config">SingleMergeExchange</a>, <a href="../../../../../../org/apache/drill/exec/physical/config/UnionExchange.html" title="class in org.apache.drill.exec.physical.config">UnionExchange</a>, <a href="../../../../../../org/apache/drill/exec/physical/config/UnorderedDeMuxExchange.html" title="class in org.apache.drill.exec.physical.config">UnorderedDeMuxExchange</a>, <a href="../../../../../../org/apache/drill/exec/physical/config/UnorderedMuxExchange.html" title="class in org.apache.drill.exec.physical.config">UnorderedMuxExchange</a></dd> |
| </dl> |
| <hr> |
| <br> |
| <pre>public interface <span class="typeNameLabel">Exchange</span> |
| extends <a href="../../../../../../org/apache/drill/exec/physical/base/PhysicalOperator.html" title="interface in org.apache.drill.exec.physical.base">PhysicalOperator</a></pre> |
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| <caption><span>Nested Classes</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Interface and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/physical/base/Exchange.ParallelizationDependency.html" title="enum in org.apache.drill.exec.physical.base">Exchange.ParallelizationDependency</a></span></code> |
| <div class="block">Exchanges are fragment boundaries in physical operator tree.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
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| <!-- ========== METHOD SUMMARY =========== --> |
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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></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/drill/exec/physical/base/PhysicalOperator.html" title="interface in org.apache.drill.exec.physical.base">PhysicalOperator</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/physical/base/Exchange.html#getChild--">getChild</a></span>()</code> |
| <div class="block">Return the feeding child of this operator node.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/drill/exec/physical/base/Exchange.ParallelizationDependency.html" title="enum in org.apache.drill.exec.physical.base">Exchange.ParallelizationDependency</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/physical/base/Exchange.html#getParallelizationDependency--">getParallelizationDependency</a></span>()</code> |
| <div class="block">Get the parallelization dependency of the Exchange.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/drill/exec/physical/base/Receiver.html" title="interface in org.apache.drill.exec.physical.base">Receiver</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/physical/base/Exchange.html#getReceiver-int-">getReceiver</a></span>(int minorFragmentId)</code> |
| <div class="block">Get the Receiver associated with the given minorFragmentId.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/physical/base/Exchange.html#getReceiverMemory-int-int-">getReceiverMemory</a></span>(int receiverCount, |
| int senderCount)</code> |
| <div class="block">Returns the memory requirement for the receiver side of the exchange operator.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/drill/exec/planner/fragment/ParallelizationInfo.html" title="class in org.apache.drill.exec.planner.fragment">ParallelizationInfo</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/physical/base/Exchange.html#getReceiverParallelizationInfo-java.util.List-">getReceiverParallelizationInfo</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../../org/apache/drill/exec/proto/CoordinationProtos.DrillbitEndpoint.html" title="class in org.apache.drill.exec.proto">CoordinationProtos.DrillbitEndpoint</a>> senderFragmentEndpoints)</code> |
| <div class="block">Provide parallelization parameters for receiver side of the exchange.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/drill/exec/physical/base/Sender.html" title="interface in org.apache.drill.exec.physical.base">Sender</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/physical/base/Exchange.html#getSender-int-org.apache.drill.exec.physical.base.PhysicalOperator-">getSender</a></span>(int minorFragmentId, |
| <a href="../../../../../../org/apache/drill/exec/physical/base/PhysicalOperator.html" title="interface in org.apache.drill.exec.physical.base">PhysicalOperator</a> child)</code> |
| <div class="block">Get the Sender associated with the given minorFragmentId.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/physical/base/Exchange.html#getSenderMemory-int-int-">getSenderMemory</a></span>(int receiverCount, |
| int senderCount)</code> |
| <div class="block">Returns the memory requirement for the sender side of the exchange operator.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/drill/exec/planner/fragment/ParallelizationInfo.html" title="class in org.apache.drill.exec.planner.fragment">ParallelizationInfo</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/physical/base/Exchange.html#getSenderParallelizationInfo-java.util.List-">getSenderParallelizationInfo</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../../org/apache/drill/exec/proto/CoordinationProtos.DrillbitEndpoint.html" title="class in org.apache.drill.exec.proto">CoordinationProtos.DrillbitEndpoint</a>> receiverFragmentEndpoints)</code> |
| <div class="block">Provide parallelization parameters for sender side of the exchange.</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/physical/base/Exchange.html#setupReceivers-int-java.util.List-">setupReceivers</a></span>(int majorFragmentId, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../../org/apache/drill/exec/proto/CoordinationProtos.DrillbitEndpoint.html" title="class in org.apache.drill.exec.proto">CoordinationProtos.DrillbitEndpoint</a>> receiverLocations)</code> |
| <div class="block">Inform this Exchange node about its receiver locations.</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/physical/base/Exchange.html#setupSenders-int-java.util.List-">setupSenders</a></span>(int majorFragmentId, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../../org/apache/drill/exec/proto/CoordinationProtos.DrillbitEndpoint.html" title="class in org.apache.drill.exec.proto">CoordinationProtos.DrillbitEndpoint</a>> senderLocations)</code> |
| <div class="block">Inform this Exchange node about its sender locations.</div> |
| </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
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| <h3>Methods inherited from interface org.apache.drill.exec.physical.base.<a href="../../../../../../org/apache/drill/exec/physical/base/PhysicalOperator.html" title="interface in org.apache.drill.exec.physical.base">PhysicalOperator</a></h3> |
| <code><a href="../../../../../../org/apache/drill/exec/physical/base/PhysicalOperator.html#accept-org.apache.drill.exec.physical.base.PhysicalVisitor-X-">accept</a>, <a href="../../../../../../org/apache/drill/exec/physical/base/PhysicalOperator.html#getCost--">getCost</a>, <a href="../../../../../../org/apache/drill/exec/physical/base/PhysicalOperator.html#getInitialAllocation--">getInitialAllocation</a>, <a href="../../../../../../org/apache/drill/exec/physical/base/PhysicalOperator.html#getMaxAllocation--">getMaxAllocation</a>, <a href="../../../../../../org/apache/drill/exec/physical/base/PhysicalOperator.html#getNewWithChildren-java.util.List-">getNewWithChildren</a>, <a href="../../../../../../org/apache/drill/exec/physical/base/PhysicalOperator.html#getOperatorId--">getOperatorId</a>, <a href="../../../../../../org/apache/drill/exec/physical/base/PhysicalOperator.html#getOperatorType--">getOperatorType</a>, <a href="../../../../../../org/apache/drill/exec/physical/base/PhysicalOperator.html#getSVMode--">getSVMode</a>, <a href="../../../../../../org/apache/drill/exec/physical/base/PhysicalOperator.html#getUserName--">getUserName</a>, <a href="../../../../../../org/apache/drill/exec/physical/base/PhysicalOperator.html#isBufferedOperator-org.apache.drill.exec.ops.QueryContext-">isBufferedOperator</a>, <a href="../../../../../../org/apache/drill/exec/physical/base/PhysicalOperator.html#isExecutable--">isExecutable</a>, <a href="../../../../../../org/apache/drill/exec/physical/base/PhysicalOperator.html#setCost-org.apache.drill.exec.planner.cost.PrelCostEstimates-">setCost</a>, <a href="../../../../../../org/apache/drill/exec/physical/base/PhysicalOperator.html#setMaxAllocation-long-">setMaxAllocation</a>, <a href="../../../../../../org/apache/drill/exec/physical/base/PhysicalOperator.html#setOperatorId-int-">setOperatorId</a></code></li> |
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| <h3>Methods inherited from interface org.apache.drill.common.graph.<a href="../../../../../../org/apache/drill/common/graph/GraphValue.html" title="interface in org.apache.drill.common.graph">GraphValue</a></h3> |
| <code><a href="../../../../../../org/apache/drill/common/graph/GraphValue.html#accept-org.apache.drill.common.graph.GraphVisitor-">accept</a></code></li> |
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| <h3>Methods inherited from interface java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a></h3> |
| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true#forEach-java.util.function.Consumer-" title="class or interface in java.lang">forEach</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true#iterator--" title="class or interface in java.lang">iterator</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true#spliterator--" title="class or interface in java.lang">spliterator</a></code></li> |
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| <h3>Method Detail</h3> |
| <a name="setupSenders-int-java.util.List-"> |
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| </a> |
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| <li class="blockList"> |
| <h4>setupSenders</h4> |
| <pre>void setupSenders(int majorFragmentId, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../../org/apache/drill/exec/proto/CoordinationProtos.DrillbitEndpoint.html" title="class in org.apache.drill.exec.proto">CoordinationProtos.DrillbitEndpoint</a>> senderLocations) |
| throws <a href="../../../../../../org/apache/drill/exec/physical/PhysicalOperatorSetupException.html" title="class in org.apache.drill.exec.physical">PhysicalOperatorSetupException</a></pre> |
| <div class="block">Inform this Exchange node about its sender locations. This list should be index-ordered the same as the expected |
| minorFragmentIds for each sender.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>senderLocations</code> - </dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/drill/exec/physical/PhysicalOperatorSetupException.html" title="class in org.apache.drill.exec.physical">PhysicalOperatorSetupException</a></code></dd> |
| </dl> |
| </li> |
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| <a name="setupReceivers-int-java.util.List-"> |
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| </a> |
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| <h4>setupReceivers</h4> |
| <pre>void setupReceivers(int majorFragmentId, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../../org/apache/drill/exec/proto/CoordinationProtos.DrillbitEndpoint.html" title="class in org.apache.drill.exec.proto">CoordinationProtos.DrillbitEndpoint</a>> receiverLocations) |
| throws <a href="../../../../../../org/apache/drill/exec/physical/PhysicalOperatorSetupException.html" title="class in org.apache.drill.exec.physical">PhysicalOperatorSetupException</a></pre> |
| <div class="block">Inform this Exchange node about its receiver locations. This list should be index-ordered the same as the expected |
| minorFragmentIds for each receiver.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>receiverLocations</code> - </dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/drill/exec/physical/PhysicalOperatorSetupException.html" title="class in org.apache.drill.exec.physical">PhysicalOperatorSetupException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getSender-int-org.apache.drill.exec.physical.base.PhysicalOperator-"> |
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| </a> |
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| <h4>getSender</h4> |
| <pre><a href="../../../../../../org/apache/drill/exec/physical/base/Sender.html" title="interface in org.apache.drill.exec.physical.base">Sender</a> getSender(int minorFragmentId, |
| <a href="../../../../../../org/apache/drill/exec/physical/base/PhysicalOperator.html" title="interface in org.apache.drill.exec.physical.base">PhysicalOperator</a> child) |
| throws <a href="../../../../../../org/apache/drill/exec/physical/PhysicalOperatorSetupException.html" title="class in org.apache.drill.exec.physical">PhysicalOperatorSetupException</a></pre> |
| <div class="block">Get the Sender associated with the given minorFragmentId. Cannot be called until after setupSenders() and |
| setupReceivers() have been called.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>minorFragmentId</code> - The minor fragment id, must be in the range [0, fragment.width).</dd> |
| <dd><code>child</code> - The feeding node for the requested sender.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The materialized sender for the given arguments.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/drill/exec/physical/PhysicalOperatorSetupException.html" title="class in org.apache.drill.exec.physical">PhysicalOperatorSetupException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getReceiver-int-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>getReceiver</h4> |
| <pre><a href="../../../../../../org/apache/drill/exec/physical/base/Receiver.html" title="interface in org.apache.drill.exec.physical.base">Receiver</a> getReceiver(int minorFragmentId)</pre> |
| <div class="block">Get the Receiver associated with the given minorFragmentId. Cannot be called until after setupSenders() and |
| setupReceivers() have been called.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>minorFragmentId</code> - The minor fragment id, must be in the range [0, fragment.width).</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The materialized recevier for the given arguments.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getSenderMemory-int-int-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getSenderMemory</h4> |
| <pre>long getSenderMemory(int receiverCount, |
| int senderCount)</pre> |
| <div class="block">Returns the memory requirement for the sender side of the exchange operator.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>receiverCount</code> - number of receivers at the receiving end of this exchange operator.</dd> |
| <dd><code>senderCount</code> - number of senders sending the rows for this exchange operator.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Total memory required by this operator.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getReceiverMemory-int-int-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getReceiverMemory</h4> |
| <pre>long getReceiverMemory(int receiverCount, |
| int senderCount)</pre> |
| <div class="block">Returns the memory requirement for the receiver side of the exchange operator.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>receiverCount</code> - number of receivers receiving the rows sent by the sender side of this |
| exchange operator.</dd> |
| <dd><code>senderCount</code> - number of senders sending the rows.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Total memory required by this operator.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getSenderParallelizationInfo-java.util.List-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getSenderParallelizationInfo</h4> |
| <pre><a href="../../../../../../org/apache/drill/exec/planner/fragment/ParallelizationInfo.html" title="class in org.apache.drill.exec.planner.fragment">ParallelizationInfo</a> getSenderParallelizationInfo(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../../org/apache/drill/exec/proto/CoordinationProtos.DrillbitEndpoint.html" title="class in org.apache.drill.exec.proto">CoordinationProtos.DrillbitEndpoint</a>> receiverFragmentEndpoints)</pre> |
| <div class="block">Provide parallelization parameters for sender side of the exchange. Output includes min width, |
| max width and affinity to Drillbits.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>receiverFragmentEndpoints</code> - Endpoints assigned to receiver fragment if available, otherwise an empty list.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Sender <a href="../../../../../../org/apache/drill/exec/planner/fragment/ParallelizationInfo.html" title="class in org.apache.drill.exec.planner.fragment"><code>ParallelizationInfo</code></a>.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getReceiverParallelizationInfo-java.util.List-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getReceiverParallelizationInfo</h4> |
| <pre><a href="../../../../../../org/apache/drill/exec/planner/fragment/ParallelizationInfo.html" title="class in org.apache.drill.exec.planner.fragment">ParallelizationInfo</a> getReceiverParallelizationInfo(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../../org/apache/drill/exec/proto/CoordinationProtos.DrillbitEndpoint.html" title="class in org.apache.drill.exec.proto">CoordinationProtos.DrillbitEndpoint</a>> senderFragmentEndpoints)</pre> |
| <div class="block">Provide parallelization parameters for receiver side of the exchange. Output includes min width, |
| max width and affinity to Drillbits.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>senderFragmentEndpoints</code> - Endpoints assigned to receiver fragment if available, otherwise an empty list</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Receiver <a href="../../../../../../org/apache/drill/exec/planner/fragment/ParallelizationInfo.html" title="class in org.apache.drill.exec.planner.fragment"><code>ParallelizationInfo</code></a>.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getChild--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getChild</h4> |
| <pre><a href="../../../../../../org/apache/drill/exec/physical/base/PhysicalOperator.html" title="interface in org.apache.drill.exec.physical.base">PhysicalOperator</a> getChild()</pre> |
| <div class="block">Return the feeding child of this operator node.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The feeding child of this operator node.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getParallelizationDependency--"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
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| <h4>getParallelizationDependency</h4> |
| <pre><a href="../../../../../../org/apache/drill/exec/physical/base/Exchange.ParallelizationDependency.html" title="enum in org.apache.drill.exec.physical.base">Exchange.ParallelizationDependency</a> getParallelizationDependency()</pre> |
| <div class="block">Get the parallelization dependency of the Exchange.</div> |
| </li> |
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