| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |
| <!-- NewPage --> |
| <html lang="en"> |
| <head> |
| <!-- Generated by javadoc --> |
| <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> |
| <title>SimpleParallelizer (Drill : 1.20.3 API)</title> |
| <link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" title="Style"> |
| <script type="text/javascript" src="../../../../../../script.js"></script> |
| </head> |
| <body> |
| <script type="text/javascript"><!-- |
| try { |
| if (location.href.indexOf('is-external=true') == -1) { |
| parent.document.title="SimpleParallelizer (Drill : 1.20.3 API)"; |
| } |
| } |
| catch(err) { |
| } |
| //--> |
| var methods = {"i0":6,"i1":10,"i2":10,"i3":10,"i4":10,"i5":10,"i6":10,"i7":6,"i8":10,"i9":10,"i10":10,"i11":10,"i12":10,"i13":10}; |
| var tabs = {65535:["t0","All Methods"],2:["t2","Instance Methods"],4:["t3","Abstract Methods"],8:["t4","Concrete Methods"]}; |
| var altColor = "altColor"; |
| var rowColor = "rowColor"; |
| var tableTab = "tableTab"; |
| var activeTableTab = "activeTableTab"; |
| </script> |
| <noscript> |
| <div>JavaScript is disabled on your browser.</div> |
| </noscript> |
| <!-- ========= START OF TOP NAVBAR ======= --> |
| <div class="topNav"><a name="navbar.top"> |
| <!-- --> |
| </a> |
| <div class="skipNav"><a href="#skip.navbar.top" title="Skip navigation links">Skip navigation links</a></div> |
| <a name="navbar.top.firstrow"> |
| <!-- --> |
| </a> |
| <ul class="navList" title="Navigation"> |
| <li><a href="../../../../../../overview-summary.html">Overview</a></li> |
| <li><a href="package-summary.html">Package</a></li> |
| <li class="navBarCell1Rev">Class</li> |
| <li><a href="class-use/SimpleParallelizer.html">Use</a></li> |
| <li><a href="package-tree.html">Tree</a></li> |
| <li><a href="../../../../../../deprecated-list.html">Deprecated</a></li> |
| <li><a href="../../../../../../index-all.html">Index</a></li> |
| <li><a href="../../../../../../help-doc.html">Help</a></li> |
| </ul> |
| </div> |
| <div class="subNav"> |
| <ul class="navList"> |
| <li><a href="../../../../../../org/apache/drill/exec/planner/fragment/QueueQueryParallelizer.html" title="class in org.apache.drill.exec.planner.fragment"><span class="typeNameLink">Prev Class</span></a></li> |
| <li><a href="../../../../../../org/apache/drill/exec/planner/fragment/SimpleParallelizer.CountRequiredFragments.html" title="class in org.apache.drill.exec.planner.fragment"><span class="typeNameLink">Next Class</span></a></li> |
| </ul> |
| <ul class="navList"> |
| <li><a href="../../../../../../index.html?org/apache/drill/exec/planner/fragment/SimpleParallelizer.html" target="_top">Frames</a></li> |
| <li><a href="SimpleParallelizer.html" target="_top">No Frames</a></li> |
| </ul> |
| <ul class="navList" id="allclasses_navbar_top"> |
| <li><a href="../../../../../../allclasses-noframe.html">All Classes</a></li> |
| </ul> |
| <div> |
| <script type="text/javascript"><!-- |
| allClassesLink = document.getElementById("allclasses_navbar_top"); |
| if(window==top) { |
| allClassesLink.style.display = "block"; |
| } |
| else { |
| allClassesLink.style.display = "none"; |
| } |
| //--> |
| </script> |
| </div> |
| <div> |
| <ul class="subNavList"> |
| <li>Summary: </li> |
| <li><a href="#nested.class.summary">Nested</a> | </li> |
| <li>Field | </li> |
| <li><a href="#constructor.summary">Constr</a> | </li> |
| <li><a href="#method.summary">Method</a></li> |
| </ul> |
| <ul class="subNavList"> |
| <li>Detail: </li> |
| <li>Field | </li> |
| <li><a href="#constructor.detail">Constr</a> | </li> |
| <li><a href="#method.detail">Method</a></li> |
| </ul> |
| </div> |
| <a name="skip.navbar.top"> |
| <!-- --> |
| </a></div> |
| <!-- ========= END OF TOP NAVBAR ========= --> |
| <!-- ======== START OF CLASS DATA ======== --> |
| <div class="header"> |
| <div class="subTitle">org.apache.drill.exec.planner.fragment</div> |
| <h2 title="Class SimpleParallelizer" class="title">Class SimpleParallelizer</h2> |
| </div> |
| <div class="contentContainer"> |
| <ul class="inheritance"> |
| <li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.drill.exec.planner.fragment.SimpleParallelizer</li> |
| </ul> |
| </li> |
| </ul> |
| <div class="description"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <dl> |
| <dt>All Implemented Interfaces:</dt> |
| <dd><a href="../../../../../../org/apache/drill/exec/planner/fragment/ParallelizationParameters.html" title="interface in org.apache.drill.exec.planner.fragment">ParallelizationParameters</a>, <a href="../../../../../../org/apache/drill/exec/planner/fragment/QueryParallelizer.html" title="interface in org.apache.drill.exec.planner.fragment">QueryParallelizer</a></dd> |
| </dl> |
| <dl> |
| <dt>Direct Known Subclasses:</dt> |
| <dd><a href="../../../../../../org/apache/drill/exec/planner/fragment/DefaultQueryParallelizer.html" title="class in org.apache.drill.exec.planner.fragment">DefaultQueryParallelizer</a>, <a href="../../../../../../org/apache/drill/exec/planner/fragment/QueueQueryParallelizer.html" title="class in org.apache.drill.exec.planner.fragment">QueueQueryParallelizer</a></dd> |
| </dl> |
| <hr> |
| <br> |
| <pre>public abstract class <span class="typeNameLabel">SimpleParallelizer</span> |
| extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> |
| implements <a href="../../../../../../org/apache/drill/exec/planner/fragment/QueryParallelizer.html" title="interface in org.apache.drill.exec.planner.fragment">QueryParallelizer</a></pre> |
| <div class="block">The simple parallelizer determines the level of parallelization of a plan |
| based on the cost of the underlying operations. It doesn't take into account |
| system load or other factors. Based on the cost of the query, the |
| parallelization for each major fragment will be determined. Once the amount |
| of parallelization is done, assignment is done based on round robin |
| assignment ordered by operator affinity (locality) to available execution |
| Drillbits.</div> |
| </li> |
| </ul> |
| </div> |
| <div class="summary"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ======== NESTED CLASS SUMMARY ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="nested.class.summary"> |
| <!-- --> |
| </a> |
| <h3>Nested Class Summary</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Nested Class Summary table, listing nested classes, and an explanation"> |
| <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">Class and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected static class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/fragment/SimpleParallelizer.CountRequiredFragments.html" title="class in org.apache.drill.exec.planner.fragment">SimpleParallelizer.CountRequiredFragments</a></span></code> |
| <div class="block">Designed to setup initial values for arriving fragment accounting.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="constructor.summary"> |
| <!-- --> |
| </a> |
| <h3>Constructor Summary</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation"> |
| <caption><span>Constructors</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier</th> |
| <th class="colLast" scope="col">Constructor and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/fragment/SimpleParallelizer.html#SimpleParallelizer-long-int-int-double-">SimpleParallelizer</a></span>(long parallelizationThreshold, |
| int maxWidthPerNode, |
| int maxGlobalWidth, |
| double affinityFactor)</code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/fragment/SimpleParallelizer.html#SimpleParallelizer-org.apache.drill.exec.ops.QueryContext-">SimpleParallelizer</a></span>(<a href="../../../../../../org/apache/drill/exec/ops/QueryContext.html" title="class in org.apache.drill.exec.ops">QueryContext</a> context)</code> </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method.summary"> |
| <!-- --> |
| </a> |
| <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="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete 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>abstract void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/fragment/SimpleParallelizer.html#adjustMemory-org.apache.drill.exec.planner.fragment.PlanningSet-java.util.Set-java.util.Collection-">adjustMemory</a></span>(<a href="../../../../../../org/apache/drill/exec/planner/fragment/PlanningSet.html" title="class in org.apache.drill.exec.planner.fragment">PlanningSet</a> planningSet, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a><<a href="../../../../../../org/apache/drill/exec/planner/fragment/Wrapper.html" title="class in org.apache.drill.exec.planner.fragment">Wrapper</a>> roots, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><<a href="../../../../../../org/apache/drill/exec/proto/CoordinationProtos.DrillbitEndpoint.html" title="class in org.apache.drill.exec.proto">CoordinationProtos.DrillbitEndpoint</a>> activeEndpoints)</code> </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/fragment/SimpleParallelizer.html#collectStatsAndParallelizeFragments-org.apache.drill.exec.planner.fragment.PlanningSet-java.util.Set-java.util.Collection-">collectStatsAndParallelizeFragments</a></span>(<a href="../../../../../../org/apache/drill/exec/planner/fragment/PlanningSet.html" title="class in org.apache.drill.exec.planner.fragment">PlanningSet</a> planningSet, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a><<a href="../../../../../../org/apache/drill/exec/planner/fragment/Wrapper.html" title="class in org.apache.drill.exec.planner.fragment">Wrapper</a>> roots, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><<a href="../../../../../../org/apache/drill/exec/proto/CoordinationProtos.DrillbitEndpoint.html" title="class in org.apache.drill.exec.proto">CoordinationProtos.DrillbitEndpoint</a>> activeEndpoints)</code> |
| <div class="block">Traverse all the major fragments and parallelize each major fragment based on |
| collected stats.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/drill/exec/work/QueryWorkUnit.html" title="class in org.apache.drill.exec.work">QueryWorkUnit</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/fragment/SimpleParallelizer.html#generateWorkUnit-org.apache.drill.exec.server.options.OptionList-org.apache.drill.exec.proto.CoordinationProtos.DrillbitEndpoint-org.apache.drill.exec.proto.UserBitShared.QueryId-java.util.Collection-org.apache.drill.exec.planner.fragment.Fragment-org.apache.drill.exec.rpc.user.UserSession-org.apache.drill.exec.proto.BitControl.QueryContextInformation-">generateWorkUnit</a></span>(<a href="../../../../../../org/apache/drill/exec/server/options/OptionList.html" title="class in org.apache.drill.exec.server.options">OptionList</a> options, |
| <a href="../../../../../../org/apache/drill/exec/proto/CoordinationProtos.DrillbitEndpoint.html" title="class in org.apache.drill.exec.proto">CoordinationProtos.DrillbitEndpoint</a> foremanNode, |
| <a href="../../../../../../org/apache/drill/exec/proto/UserBitShared.QueryId.html" title="class in org.apache.drill.exec.proto">UserBitShared.QueryId</a> queryId, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><<a href="../../../../../../org/apache/drill/exec/proto/CoordinationProtos.DrillbitEndpoint.html" title="class in org.apache.drill.exec.proto">CoordinationProtos.DrillbitEndpoint</a>> activeEndpoints, |
| <a href="../../../../../../org/apache/drill/exec/planner/fragment/Fragment.html" title="class in org.apache.drill.exec.planner.fragment">Fragment</a> rootFragment, |
| <a href="../../../../../../org/apache/drill/exec/rpc/user/UserSession.html" title="class in org.apache.drill.exec.rpc.user">UserSession</a> session, |
| <a href="../../../../../../org/apache/drill/exec/proto/BitControl.QueryContextInformation.html" title="class in org.apache.drill.exec.proto">BitControl.QueryContextInformation</a> queryContextInfo)</code> |
| <div class="block">The starting function for the whole parallelization and memory computation logic.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../../org/apache/drill/exec/work/QueryWorkUnit.html" title="class in org.apache.drill.exec.work">QueryWorkUnit</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/fragment/SimpleParallelizer.html#generateWorkUnit-org.apache.drill.exec.server.options.OptionList-org.apache.drill.exec.proto.CoordinationProtos.DrillbitEndpoint-org.apache.drill.exec.proto.UserBitShared.QueryId-org.apache.drill.exec.planner.fragment.Fragment-org.apache.drill.exec.planner.fragment.PlanningSet-org.apache.drill.exec.rpc.user.UserSession-org.apache.drill.exec.proto.BitControl.QueryContextInformation-">generateWorkUnit</a></span>(<a href="../../../../../../org/apache/drill/exec/server/options/OptionList.html" title="class in org.apache.drill.exec.server.options">OptionList</a> options, |
| <a href="../../../../../../org/apache/drill/exec/proto/CoordinationProtos.DrillbitEndpoint.html" title="class in org.apache.drill.exec.proto">CoordinationProtos.DrillbitEndpoint</a> foremanNode, |
| <a href="../../../../../../org/apache/drill/exec/proto/UserBitShared.QueryId.html" title="class in org.apache.drill.exec.proto">UserBitShared.QueryId</a> queryId, |
| <a href="../../../../../../org/apache/drill/exec/planner/fragment/Fragment.html" title="class in org.apache.drill.exec.planner.fragment">Fragment</a> rootNode, |
| <a href="../../../../../../org/apache/drill/exec/planner/fragment/PlanningSet.html" title="class in org.apache.drill.exec.planner.fragment">PlanningSet</a> planningSet, |
| <a href="../../../../../../org/apache/drill/exec/rpc/user/UserSession.html" title="class in org.apache.drill.exec.rpc.user">UserSession</a> session, |
| <a href="../../../../../../org/apache/drill/exec/proto/BitControl.QueryContextInformation.html" title="class in org.apache.drill.exec.proto">BitControl.QueryContextInformation</a> queryContextInfo)</code> </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/fragment/SimpleParallelizer.html#getAffinityFactor--">getAffinityFactor</a></span>()</code> </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/fragment/SimpleParallelizer.html#getMaxGlobalWidth--">getMaxGlobalWidth</a></span>()</code> </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/fragment/SimpleParallelizer.html#getMaxWidthPerNode--">getMaxWidthPerNode</a></span>()</code> </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>protected abstract <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/BiFunction.html?is-external=true" title="class or interface in java.util.function">BiFunction</a><<a href="../../../../../../org/apache/drill/exec/proto/CoordinationProtos.DrillbitEndpoint.html" title="class in org.apache.drill.exec.proto">CoordinationProtos.DrillbitEndpoint</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/Long.html?is-external=true" title="class or interface in java.lang">Long</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/fragment/SimpleParallelizer.html#getMemory--">getMemory</a></span>()</code> </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a><<a href="../../../../../../org/apache/drill/exec/planner/fragment/Wrapper.html" title="class in org.apache.drill.exec.planner.fragment">Wrapper</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/fragment/SimpleParallelizer.html#getRootFragments-org.apache.drill.exec.planner.fragment.PlanningSet-">getRootFragments</a></span>(<a href="../../../../../../org/apache/drill/exec/planner/fragment/PlanningSet.html" title="class in org.apache.drill.exec.planner.fragment">PlanningSet</a> planningSet)</code> </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/fragment/SimpleParallelizer.html#getSliceTarget--">getSliceTarget</a></span>()</code> </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code><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/work/QueryWorkUnit.html" title="class in org.apache.drill.exec.work">QueryWorkUnit</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/fragment/SimpleParallelizer.html#getSplitFragments-org.apache.drill.exec.server.options.OptionList-org.apache.drill.exec.proto.CoordinationProtos.DrillbitEndpoint-org.apache.drill.exec.proto.UserBitShared.QueryId-java.util.Collection-org.apache.drill.exec.planner.PhysicalPlanReader-org.apache.drill.exec.planner.fragment.Fragment-org.apache.drill.exec.rpc.user.UserSession-org.apache.drill.exec.proto.BitControl.QueryContextInformation-">getSplitFragments</a></span>(<a href="../../../../../../org/apache/drill/exec/server/options/OptionList.html" title="class in org.apache.drill.exec.server.options">OptionList</a> options, |
| <a href="../../../../../../org/apache/drill/exec/proto/CoordinationProtos.DrillbitEndpoint.html" title="class in org.apache.drill.exec.proto">CoordinationProtos.DrillbitEndpoint</a> foremanNode, |
| <a href="../../../../../../org/apache/drill/exec/proto/UserBitShared.QueryId.html" title="class in org.apache.drill.exec.proto">UserBitShared.QueryId</a> queryId, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><<a href="../../../../../../org/apache/drill/exec/proto/CoordinationProtos.DrillbitEndpoint.html" title="class in org.apache.drill.exec.proto">CoordinationProtos.DrillbitEndpoint</a>> activeEndpoints, |
| <a href="../../../../../../org/apache/drill/exec/planner/PhysicalPlanReader.html" title="class in org.apache.drill.exec.planner">PhysicalPlanReader</a> reader, |
| <a href="../../../../../../org/apache/drill/exec/planner/fragment/Fragment.html" title="class in org.apache.drill.exec.planner.fragment">Fragment</a> rootFragment, |
| <a href="../../../../../../org/apache/drill/exec/rpc/user/UserSession.html" title="class in org.apache.drill.exec.rpc.user">UserSession</a> session, |
| <a href="../../../../../../org/apache/drill/exec/proto/BitControl.QueryContextInformation.html" title="class in org.apache.drill.exec.proto">BitControl.QueryContextInformation</a> queryContextInfo)</code> |
| <div class="block">Create multiple physical plans from original query planning, it will allow execute them eventually independently</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/fragment/SimpleParallelizer.html#initFragmentWrappers-org.apache.drill.exec.planner.fragment.Fragment-org.apache.drill.exec.planner.fragment.PlanningSet-">initFragmentWrappers</a></span>(<a href="../../../../../../org/apache/drill/exec/planner/fragment/Fragment.html" title="class in org.apache.drill.exec.planner.fragment">Fragment</a> rootFragment, |
| <a href="../../../../../../org/apache/drill/exec/planner/fragment/PlanningSet.html" title="class in org.apache.drill.exec.planner.fragment">PlanningSet</a> planningSet)</code> </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/drill/exec/planner/fragment/PlanningSet.html" title="class in org.apache.drill.exec.planner.fragment">PlanningSet</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/fragment/SimpleParallelizer.html#prepareFragmentTree-org.apache.drill.exec.planner.fragment.Fragment-">prepareFragmentTree</a></span>(<a href="../../../../../../org/apache/drill/exec/planner/fragment/Fragment.html" title="class in org.apache.drill.exec.planner.fragment">Fragment</a> rootFragment)</code> </td> |
| </tr> |
| <tr id="i13" class="rowColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/planner/fragment/SimpleParallelizer.html#traverse-org.apache.drill.exec.planner.fragment.Wrapper-java.util.function.Consumer-">traverse</a></span>(<a href="../../../../../../org/apache/drill/exec/planner/fragment/Wrapper.html" title="class in org.apache.drill.exec.planner.fragment">Wrapper</a> fragmentWrapper, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Consumer.html?is-external=true" title="class or interface in java.util.function">Consumer</a><<a href="../../../../../../org/apache/drill/exec/planner/fragment/Wrapper.html" title="class in org.apache.drill.exec.planner.fragment">Wrapper</a>> operation)</code> |
| <div class="block">Call operation on each fragment.</div> |
| </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
| <li class="blockList"><a name="methods.inherited.from.class.java.lang.Object"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> |
| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="constructor.detail"> |
| <!-- --> |
| </a> |
| <h3>Constructor Detail</h3> |
| <a name="SimpleParallelizer-org.apache.drill.exec.ops.QueryContext-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>SimpleParallelizer</h4> |
| <pre>protected SimpleParallelizer(<a href="../../../../../../org/apache/drill/exec/ops/QueryContext.html" title="class in org.apache.drill.exec.ops">QueryContext</a> context)</pre> |
| </li> |
| </ul> |
| <a name="SimpleParallelizer-long-int-int-double-"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>SimpleParallelizer</h4> |
| <pre>protected SimpleParallelizer(long parallelizationThreshold, |
| int maxWidthPerNode, |
| int maxGlobalWidth, |
| double affinityFactor)</pre> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ============ METHOD DETAIL ========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method.detail"> |
| <!-- --> |
| </a> |
| <h3>Method Detail</h3> |
| <a name="getSliceTarget--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getSliceTarget</h4> |
| <pre>public long getSliceTarget()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/drill/exec/planner/fragment/ParallelizationParameters.html#getSliceTarget--">getSliceTarget</a></code> in interface <code><a href="../../../../../../org/apache/drill/exec/planner/fragment/ParallelizationParameters.html" title="interface in org.apache.drill.exec.planner.fragment">ParallelizationParameters</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Configured max width per slice of work.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getMaxWidthPerNode--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getMaxWidthPerNode</h4> |
| <pre>public int getMaxWidthPerNode()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/drill/exec/planner/fragment/ParallelizationParameters.html#getMaxWidthPerNode--">getMaxWidthPerNode</a></code> in interface <code><a href="../../../../../../org/apache/drill/exec/planner/fragment/ParallelizationParameters.html" title="interface in org.apache.drill.exec.planner.fragment">ParallelizationParameters</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Configured maximum allowed number of parallelization units per node.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getMaxGlobalWidth--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getMaxGlobalWidth</h4> |
| <pre>public int getMaxGlobalWidth()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/drill/exec/planner/fragment/ParallelizationParameters.html#getMaxGlobalWidth--">getMaxGlobalWidth</a></code> in interface <code><a href="../../../../../../org/apache/drill/exec/planner/fragment/ParallelizationParameters.html" title="interface in org.apache.drill.exec.planner.fragment">ParallelizationParameters</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Configured maximum allowed number of parallelization units per all nodes in the cluster.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getAffinityFactor--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getAffinityFactor</h4> |
| <pre>public double getAffinityFactor()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/drill/exec/planner/fragment/ParallelizationParameters.html#getAffinityFactor--">getAffinityFactor</a></code> in interface <code><a href="../../../../../../org/apache/drill/exec/planner/fragment/ParallelizationParameters.html" title="interface in org.apache.drill.exec.planner.fragment">ParallelizationParameters</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Factor by which a node with endpoint affinity will be favored while creating assignment.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getRootFragments-org.apache.drill.exec.planner.fragment.PlanningSet-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getRootFragments</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a><<a href="../../../../../../org/apache/drill/exec/planner/fragment/Wrapper.html" title="class in org.apache.drill.exec.planner.fragment">Wrapper</a>> getRootFragments(<a href="../../../../../../org/apache/drill/exec/planner/fragment/PlanningSet.html" title="class in org.apache.drill.exec.planner.fragment">PlanningSet</a> planningSet)</pre> |
| </li> |
| </ul> |
| <a name="prepareFragmentTree-org.apache.drill.exec.planner.fragment.Fragment-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>prepareFragmentTree</h4> |
| <pre>public <a href="../../../../../../org/apache/drill/exec/planner/fragment/PlanningSet.html" title="class in org.apache.drill.exec.planner.fragment">PlanningSet</a> prepareFragmentTree(<a href="../../../../../../org/apache/drill/exec/planner/fragment/Fragment.html" title="class in org.apache.drill.exec.planner.fragment">Fragment</a> rootFragment)</pre> |
| </li> |
| </ul> |
| <a name="collectStatsAndParallelizeFragments-org.apache.drill.exec.planner.fragment.PlanningSet-java.util.Set-java.util.Collection-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>collectStatsAndParallelizeFragments</h4> |
| <pre>public void collectStatsAndParallelizeFragments(<a href="../../../../../../org/apache/drill/exec/planner/fragment/PlanningSet.html" title="class in org.apache.drill.exec.planner.fragment">PlanningSet</a> planningSet, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a><<a href="../../../../../../org/apache/drill/exec/planner/fragment/Wrapper.html" title="class in org.apache.drill.exec.planner.fragment">Wrapper</a>> roots, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><<a href="../../../../../../org/apache/drill/exec/proto/CoordinationProtos.DrillbitEndpoint.html" title="class in org.apache.drill.exec.proto">CoordinationProtos.DrillbitEndpoint</a>> activeEndpoints) |
| throws <a href="../../../../../../org/apache/drill/exec/physical/PhysicalOperatorSetupException.html" title="class in org.apache.drill.exec.physical">PhysicalOperatorSetupException</a></pre> |
| <div class="block">Traverse all the major fragments and parallelize each major fragment based on |
| collected stats. The children fragments are parallelized before a parent |
| fragment.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>planningSet</code> - Set of all major fragments and their context.</dd> |
| <dd><code>roots</code> - Root nodes of the plan.</dd> |
| <dd><code>activeEndpoints</code> - currently active drillbit endpoints.</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="adjustMemory-org.apache.drill.exec.planner.fragment.PlanningSet-java.util.Set-java.util.Collection-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>adjustMemory</h4> |
| <pre>public abstract void adjustMemory(<a href="../../../../../../org/apache/drill/exec/planner/fragment/PlanningSet.html" title="class in org.apache.drill.exec.planner.fragment">PlanningSet</a> planningSet, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a><<a href="../../../../../../org/apache/drill/exec/planner/fragment/Wrapper.html" title="class in org.apache.drill.exec.planner.fragment">Wrapper</a>> roots, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><<a href="../../../../../../org/apache/drill/exec/proto/CoordinationProtos.DrillbitEndpoint.html" title="class in org.apache.drill.exec.proto">CoordinationProtos.DrillbitEndpoint</a>> activeEndpoints) |
| throws <a href="../../../../../../org/apache/drill/exec/physical/PhysicalOperatorSetupException.html" title="class in org.apache.drill.exec.physical">PhysicalOperatorSetupException</a></pre> |
| <dl> |
| <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="generateWorkUnit-org.apache.drill.exec.server.options.OptionList-org.apache.drill.exec.proto.CoordinationProtos.DrillbitEndpoint-org.apache.drill.exec.proto.UserBitShared.QueryId-java.util.Collection-org.apache.drill.exec.planner.fragment.Fragment-org.apache.drill.exec.rpc.user.UserSession-org.apache.drill.exec.proto.BitControl.QueryContextInformation-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>generateWorkUnit</h4> |
| <pre>public final <a href="../../../../../../org/apache/drill/exec/work/QueryWorkUnit.html" title="class in org.apache.drill.exec.work">QueryWorkUnit</a> generateWorkUnit(<a href="../../../../../../org/apache/drill/exec/server/options/OptionList.html" title="class in org.apache.drill.exec.server.options">OptionList</a> options, |
| <a href="../../../../../../org/apache/drill/exec/proto/CoordinationProtos.DrillbitEndpoint.html" title="class in org.apache.drill.exec.proto">CoordinationProtos.DrillbitEndpoint</a> foremanNode, |
| <a href="../../../../../../org/apache/drill/exec/proto/UserBitShared.QueryId.html" title="class in org.apache.drill.exec.proto">UserBitShared.QueryId</a> queryId, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><<a href="../../../../../../org/apache/drill/exec/proto/CoordinationProtos.DrillbitEndpoint.html" title="class in org.apache.drill.exec.proto">CoordinationProtos.DrillbitEndpoint</a>> activeEndpoints, |
| <a href="../../../../../../org/apache/drill/exec/planner/fragment/Fragment.html" title="class in org.apache.drill.exec.planner.fragment">Fragment</a> rootFragment, |
| <a href="../../../../../../org/apache/drill/exec/rpc/user/UserSession.html" title="class in org.apache.drill.exec.rpc.user">UserSession</a> session, |
| <a href="../../../../../../org/apache/drill/exec/proto/BitControl.QueryContextInformation.html" title="class in org.apache.drill.exec.proto">BitControl.QueryContextInformation</a> queryContextInfo) |
| throws <a href="../../../../../../org/apache/drill/common/exceptions/ExecutionSetupException.html" title="class in org.apache.drill.common.exceptions">ExecutionSetupException</a></pre> |
| <div class="block">The starting function for the whole parallelization and memory computation logic. |
| 1) Initially a fragment tree is prepared which contains a wrapper for each fragment. |
| The topology of this tree is same as that of the major fragment tree. |
| 2) Traverse this fragment tree to collect stats for each major fragment and then |
| parallelize each fragment. At this stage minor fragments are not created but all |
| the required information to create minor fragment are computed. |
| 3) Memory is computed for each operator and for the minor fragment. |
| 4) Lastly all the above computed information is used to create the minor fragments |
| for each major fragment.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/drill/exec/planner/fragment/QueryParallelizer.html#generateWorkUnit-org.apache.drill.exec.server.options.OptionList-org.apache.drill.exec.proto.CoordinationProtos.DrillbitEndpoint-org.apache.drill.exec.proto.UserBitShared.QueryId-java.util.Collection-org.apache.drill.exec.planner.fragment.Fragment-org.apache.drill.exec.rpc.user.UserSession-org.apache.drill.exec.proto.BitControl.QueryContextInformation-">generateWorkUnit</a></code> in interface <code><a href="../../../../../../org/apache/drill/exec/planner/fragment/QueryParallelizer.html" title="interface in org.apache.drill.exec.planner.fragment">QueryParallelizer</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>options</code> - List of options set by the user.</dd> |
| <dd><code>foremanNode</code> - foreman node for this query plan.</dd> |
| <dd><code>queryId</code> - Query ID.</dd> |
| <dd><code>activeEndpoints</code> - currently active endpoints on which this plan will run.</dd> |
| <dd><code>rootFragment</code> - Root major fragment.</dd> |
| <dd><code>session</code> - session context.</dd> |
| <dd><code>queryContextInfo</code> - query context.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/drill/common/exceptions/ExecutionSetupException.html" title="class in org.apache.drill.common.exceptions">ExecutionSetupException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getSplitFragments-org.apache.drill.exec.server.options.OptionList-org.apache.drill.exec.proto.CoordinationProtos.DrillbitEndpoint-org.apache.drill.exec.proto.UserBitShared.QueryId-java.util.Collection-org.apache.drill.exec.planner.PhysicalPlanReader-org.apache.drill.exec.planner.fragment.Fragment-org.apache.drill.exec.rpc.user.UserSession-org.apache.drill.exec.proto.BitControl.QueryContextInformation-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getSplitFragments</h4> |
| <pre>public <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/work/QueryWorkUnit.html" title="class in org.apache.drill.exec.work">QueryWorkUnit</a>> getSplitFragments(<a href="../../../../../../org/apache/drill/exec/server/options/OptionList.html" title="class in org.apache.drill.exec.server.options">OptionList</a> options, |
| <a href="../../../../../../org/apache/drill/exec/proto/CoordinationProtos.DrillbitEndpoint.html" title="class in org.apache.drill.exec.proto">CoordinationProtos.DrillbitEndpoint</a> foremanNode, |
| <a href="../../../../../../org/apache/drill/exec/proto/UserBitShared.QueryId.html" title="class in org.apache.drill.exec.proto">UserBitShared.QueryId</a> queryId, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><<a href="../../../../../../org/apache/drill/exec/proto/CoordinationProtos.DrillbitEndpoint.html" title="class in org.apache.drill.exec.proto">CoordinationProtos.DrillbitEndpoint</a>> activeEndpoints, |
| <a href="../../../../../../org/apache/drill/exec/planner/PhysicalPlanReader.html" title="class in org.apache.drill.exec.planner">PhysicalPlanReader</a> reader, |
| <a href="../../../../../../org/apache/drill/exec/planner/fragment/Fragment.html" title="class in org.apache.drill.exec.planner.fragment">Fragment</a> rootFragment, |
| <a href="../../../../../../org/apache/drill/exec/rpc/user/UserSession.html" title="class in org.apache.drill.exec.rpc.user">UserSession</a> session, |
| <a href="../../../../../../org/apache/drill/exec/proto/BitControl.QueryContextInformation.html" title="class in org.apache.drill.exec.proto">BitControl.QueryContextInformation</a> queryContextInfo) |
| throws <a href="../../../../../../org/apache/drill/common/exceptions/ExecutionSetupException.html" title="class in org.apache.drill.common.exceptions">ExecutionSetupException</a></pre> |
| <div class="block">Create multiple physical plans from original query planning, it will allow execute them eventually independently</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>options</code> - </dd> |
| <dd><code>foremanNode</code> - </dd> |
| <dd><code>queryId</code> - </dd> |
| <dd><code>activeEndpoints</code> - </dd> |
| <dd><code>reader</code> - </dd> |
| <dd><code>rootFragment</code> - </dd> |
| <dd><code>session</code> - </dd> |
| <dd><code>queryContextInfo</code> - </dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The <a href="../../../../../../org/apache/drill/exec/work/QueryWorkUnit.html" title="class in org.apache.drill.exec.work"><code>QueryWorkUnit</code></a>s.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/drill/common/exceptions/ExecutionSetupException.html" title="class in org.apache.drill.common.exceptions">ExecutionSetupException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="initFragmentWrappers-org.apache.drill.exec.planner.fragment.Fragment-org.apache.drill.exec.planner.fragment.PlanningSet-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>initFragmentWrappers</h4> |
| <pre>public void initFragmentWrappers(<a href="../../../../../../org/apache/drill/exec/planner/fragment/Fragment.html" title="class in org.apache.drill.exec.planner.fragment">Fragment</a> rootFragment, |
| <a href="../../../../../../org/apache/drill/exec/planner/fragment/PlanningSet.html" title="class in org.apache.drill.exec.planner.fragment">PlanningSet</a> planningSet)</pre> |
| </li> |
| </ul> |
| <a name="traverse-org.apache.drill.exec.planner.fragment.Wrapper-java.util.function.Consumer-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>traverse</h4> |
| <pre>protected void traverse(<a href="../../../../../../org/apache/drill/exec/planner/fragment/Wrapper.html" title="class in org.apache.drill.exec.planner.fragment">Wrapper</a> fragmentWrapper, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Consumer.html?is-external=true" title="class or interface in java.util.function">Consumer</a><<a href="../../../../../../org/apache/drill/exec/planner/fragment/Wrapper.html" title="class in org.apache.drill.exec.planner.fragment">Wrapper</a>> operation) |
| throws <a href="../../../../../../org/apache/drill/exec/physical/PhysicalOperatorSetupException.html" title="class in org.apache.drill.exec.physical">PhysicalOperatorSetupException</a></pre> |
| <div class="block">Call operation on each fragment. Traversal calls operation |
| on child fragments before calling it on the parent fragment.</div> |
| <dl> |
| <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="getMemory--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getMemory</h4> |
| <pre>protected abstract <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/BiFunction.html?is-external=true" title="class or interface in java.util.function">BiFunction</a><<a href="../../../../../../org/apache/drill/exec/proto/CoordinationProtos.DrillbitEndpoint.html" title="class in org.apache.drill.exec.proto">CoordinationProtos.DrillbitEndpoint</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/Long.html?is-external=true" title="class or interface in java.lang">Long</a>> getMemory()</pre> |
| </li> |
| </ul> |
| <a name="generateWorkUnit-org.apache.drill.exec.server.options.OptionList-org.apache.drill.exec.proto.CoordinationProtos.DrillbitEndpoint-org.apache.drill.exec.proto.UserBitShared.QueryId-org.apache.drill.exec.planner.fragment.Fragment-org.apache.drill.exec.planner.fragment.PlanningSet-org.apache.drill.exec.rpc.user.UserSession-org.apache.drill.exec.proto.BitControl.QueryContextInformation-"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>generateWorkUnit</h4> |
| <pre>protected <a href="../../../../../../org/apache/drill/exec/work/QueryWorkUnit.html" title="class in org.apache.drill.exec.work">QueryWorkUnit</a> generateWorkUnit(<a href="../../../../../../org/apache/drill/exec/server/options/OptionList.html" title="class in org.apache.drill.exec.server.options">OptionList</a> options, |
| <a href="../../../../../../org/apache/drill/exec/proto/CoordinationProtos.DrillbitEndpoint.html" title="class in org.apache.drill.exec.proto">CoordinationProtos.DrillbitEndpoint</a> foremanNode, |
| <a href="../../../../../../org/apache/drill/exec/proto/UserBitShared.QueryId.html" title="class in org.apache.drill.exec.proto">UserBitShared.QueryId</a> queryId, |
| <a href="../../../../../../org/apache/drill/exec/planner/fragment/Fragment.html" title="class in org.apache.drill.exec.planner.fragment">Fragment</a> rootNode, |
| <a href="../../../../../../org/apache/drill/exec/planner/fragment/PlanningSet.html" title="class in org.apache.drill.exec.planner.fragment">PlanningSet</a> planningSet, |
| <a href="../../../../../../org/apache/drill/exec/rpc/user/UserSession.html" title="class in org.apache.drill.exec.rpc.user">UserSession</a> session, |
| <a href="../../../../../../org/apache/drill/exec/proto/BitControl.QueryContextInformation.html" title="class in org.apache.drill.exec.proto">BitControl.QueryContextInformation</a> queryContextInfo) |
| throws <a href="../../../../../../org/apache/drill/common/exceptions/ExecutionSetupException.html" title="class in org.apache.drill.common.exceptions">ExecutionSetupException</a></pre> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/drill/common/exceptions/ExecutionSetupException.html" title="class in org.apache.drill.common.exceptions">ExecutionSetupException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| </div> |
| <!-- ========= END OF CLASS DATA ========= --> |
| <!-- ======= START OF BOTTOM NAVBAR ====== --> |
| <div class="bottomNav"><a name="navbar.bottom"> |
| <!-- --> |
| </a> |
| <div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div> |
| <a name="navbar.bottom.firstrow"> |
| <!-- --> |
| </a> |
| <ul class="navList" title="Navigation"> |
| <li><a href="../../../../../../overview-summary.html">Overview</a></li> |
| <li><a href="package-summary.html">Package</a></li> |
| <li class="navBarCell1Rev">Class</li> |
| <li><a href="class-use/SimpleParallelizer.html">Use</a></li> |
| <li><a href="package-tree.html">Tree</a></li> |
| <li><a href="../../../../../../deprecated-list.html">Deprecated</a></li> |
| <li><a href="../../../../../../index-all.html">Index</a></li> |
| <li><a href="../../../../../../help-doc.html">Help</a></li> |
| </ul> |
| </div> |
| <div class="subNav"> |
| <ul class="navList"> |
| <li><a href="../../../../../../org/apache/drill/exec/planner/fragment/QueueQueryParallelizer.html" title="class in org.apache.drill.exec.planner.fragment"><span class="typeNameLink">Prev Class</span></a></li> |
| <li><a href="../../../../../../org/apache/drill/exec/planner/fragment/SimpleParallelizer.CountRequiredFragments.html" title="class in org.apache.drill.exec.planner.fragment"><span class="typeNameLink">Next Class</span></a></li> |
| </ul> |
| <ul class="navList"> |
| <li><a href="../../../../../../index.html?org/apache/drill/exec/planner/fragment/SimpleParallelizer.html" target="_top">Frames</a></li> |
| <li><a href="SimpleParallelizer.html" target="_top">No Frames</a></li> |
| </ul> |
| <ul class="navList" id="allclasses_navbar_bottom"> |
| <li><a href="../../../../../../allclasses-noframe.html">All Classes</a></li> |
| </ul> |
| <div> |
| <script type="text/javascript"><!-- |
| allClassesLink = document.getElementById("allclasses_navbar_bottom"); |
| if(window==top) { |
| allClassesLink.style.display = "block"; |
| } |
| else { |
| allClassesLink.style.display = "none"; |
| } |
| //--> |
| </script> |
| </div> |
| <div> |
| <ul class="subNavList"> |
| <li>Summary: </li> |
| <li><a href="#nested.class.summary">Nested</a> | </li> |
| <li>Field | </li> |
| <li><a href="#constructor.summary">Constr</a> | </li> |
| <li><a href="#method.summary">Method</a></li> |
| </ul> |
| <ul class="subNavList"> |
| <li>Detail: </li> |
| <li>Field | </li> |
| <li><a href="#constructor.detail">Constr</a> | </li> |
| <li><a href="#method.detail">Method</a></li> |
| </ul> |
| </div> |
| <a name="skip.navbar.bottom"> |
| <!-- --> |
| </a></div> |
| <!-- ======== END OF BOTTOM NAVBAR ======= --> |
| <p class="legalCopy"><small>Copyright © 1970 <a href="https://www.apache.org/">The Apache Software Foundation</a>. All rights reserved.</small></p> |
| </body> |
| </html> |
