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| <div class="subTitle"><span class="packageLabelInType">Package</span> <a href="package-summary.html">org.apache.calcite.piglet</a></div> |
| <h2 title="Class PigRelOpVisitor" class="title">Class PigRelOpVisitor</h2> |
| </div> |
| <div class="contentContainer"> |
| <ul class="inheritance"> |
| <li>java.lang.Object</li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.pig.newplan.PlanVisitor</li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.pig.newplan.logical.relational.LogicalRelationalNodesVisitor</li> |
| <li> |
| <ul class="inheritance"> |
| <li><a href="PigRelOpWalker.PlanPreVisitor.html" title="class in org.apache.calcite.piglet">org.apache.calcite.piglet.PigRelOpWalker.PlanPreVisitor</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.calcite.piglet.PigRelOpVisitor</li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
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| <div class="description"> |
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| <dl> |
| <dt>Direct Known Subclasses:</dt> |
| <dd><code><a href="PigRelOpInnerVisitor.html" title="class in org.apache.calcite.piglet">PigRelOpInnerVisitor</a></code></dd> |
| </dl> |
| <hr> |
| <pre>class <span class="typeNameLabel">PigRelOpVisitor</span> |
| extends <a href="PigRelOpWalker.PlanPreVisitor.html" title="class in org.apache.calcite.piglet">PigRelOpWalker.PlanPreVisitor</a></pre> |
| <div class="block">Visits Pig logical operators and converts them into corresponding relational |
| algebra plans.</div> |
| </li> |
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| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colSecond" scope="col">Class</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private static class </code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="PigRelOpVisitor.GroupType.html" title="enum in org.apache.calcite.piglet">PigRelOpVisitor.GroupType</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">Type of Pig groups</div> |
| </td> |
| </tr> |
| </table> |
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| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colSecond" scope="col">Field</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected <a href="PigRelBuilder.html" title="class in org.apache.calcite.piglet">PigRelBuilder</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#builder">builder</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private org.apache.pig.newplan.Operator</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#currentRoot">currentRoot</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private static java.lang.String</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#RANK_PREFIX">RANK_PREFIX</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| </table> |
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| </a> |
| <h3>Fields inherited from class org.apache.pig.newplan.PlanVisitor</h3> |
| <code>currentWalker, DEFAULT_SCOPE, plan</code></li> |
| </ul> |
| </li> |
| </ul> |
| </section> |
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| <h3>Constructor Summary</h3> |
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| <caption><span>Constructors</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Constructor</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tr class="altColor"> |
| <th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(org.apache.pig.newplan.OperatorPlan,org.apache.pig.newplan.PlanWalker,org.apache.calcite.piglet.PigRelBuilder)">PigRelOpVisitor</a></span>​(org.apache.pig.newplan.OperatorPlan plan, |
| org.apache.pig.newplan.PlanWalker walker, |
| <a href="PigRelBuilder.html" title="class in org.apache.calcite.piglet">PigRelBuilder</a> builder)</code></th> |
| <td class="colLast"> |
| <div class="block">Creates a PigRelOpVisitor.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| </section> |
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| <h3>Method Summary</h3> |
| <table class="memberSummary"> |
| <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></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="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="colSecond" scope="col">Method</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#adjustCubeInput()">adjustCubeInput</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Adjusts the rel input for Pig Cube operator.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>private <a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#buildRankField(org.apache.pig.newplan.logical.relational.LORank)">buildRankField</a></span>​(org.apache.pig.newplan.logical.relational.LORank loRank)</code></th> |
| <td class="colLast"> |
| <div class="block">Builds a window function for <code>LORank</code>.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>(package private) org.apache.pig.newplan.Operator</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getCurrentRoot()">getCurrentRoot</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>private java.util.List<<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getGroupRowOperands(java.util.List,boolean)">getGroupRowOperands</a></span>​(java.util.List<<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> fieldRels, |
| boolean isCubeRollup)</code></th> |
| <td class="colLast"> |
| <div class="block">Gets the operands for the ROW operator to construct the group column.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>private <a href="../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getGroupRowType(java.util.List,boolean)">getGroupRowType</a></span>​(java.util.List<<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> groupFields, |
| boolean isCubeRollup)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>private static <a href="PigRelOpVisitor.GroupType.html" title="enum in org.apache.calcite.piglet">PigRelOpVisitor.GroupType</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getGroupType(org.apache.pig.newplan.logical.relational.LOCogroup)">getGroupType</a></span>​(org.apache.pig.newplan.logical.relational.LOCogroup pigGroup)</code></th> |
| <td class="colLast"> |
| <div class="block">Checks the group type of a group.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>private static <a href="../rel/core/JoinRelType.html" title="enum in org.apache.calcite.rel.core">JoinRelType</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getJoinType(boolean,boolean)">getJoinType</a></span>​(boolean leftInner, |
| boolean rightInner)</code></th> |
| <td class="colLast"> |
| <div class="block">Decides the join type from the inner types of both relation.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#joinInternal(org.apache.pig.impl.util.MultiMap,boolean%5B%5D)">joinInternal</a></span>​(org.apache.pig.impl.util.MultiMap<java.lang.Integer,​org.apache.pig.newplan.logical.expression.LogicalExpressionPlan> joinPlans, |
| boolean[] innerFlags)</code></th> |
| <td class="colLast"> |
| <div class="block">Joins a list of relations (previously pushed into the builder).</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#preprocessCogroup(org.apache.pig.newplan.logical.relational.LOCogroup,boolean)">preprocessCogroup</a></span>​(org.apache.pig.newplan.logical.relational.LOCogroup loCogroup, |
| boolean isCubeRollup)</code></th> |
| <td class="colLast"> |
| <div class="block">Projects out group key and the row for each relation</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#preVisit(org.apache.pig.newplan.logical.relational.LogicalRelationalOperator)">preVisit</a></span>​(org.apache.pig.newplan.logical.relational.LogicalRelationalOperator root)</code></th> |
| <td class="colLast"> |
| <div class="block">Called before a node.</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#processCube(org.apache.calcite.piglet.PigRelOpVisitor.GroupType,org.apache.pig.newplan.logical.relational.LOCogroup)">processCube</a></span>​(<a href="PigRelOpVisitor.GroupType.html" title="enum in org.apache.calcite.piglet">PigRelOpVisitor.GroupType</a> groupType, |
| org.apache.pig.newplan.logical.relational.LOCogroup loCogroup)</code></th> |
| <td class="colLast"> |
| <div class="block">Processes a CUBE/ROLLUP group type.</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#processRegularGroup(org.apache.pig.newplan.logical.relational.LOCogroup)">processRegularGroup</a></span>​(org.apache.pig.newplan.logical.relational.LOCogroup loCogroup)</code></th> |
| <td class="colLast"> |
| <div class="block">Processes regular a group/group.</div> |
| </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#projectGroup(int)">projectGroup</a></span>​(int groupCount)</code></th> |
| <td class="colLast"> |
| <div class="block">Projects group key with 'group' alias so that upstream operator can refer to, along |
| with other aggregate columns.</div> |
| </td> |
| </tr> |
| <tr id="i13" class="rowColor"> |
| <td class="colFirst"><code>(package private) java.util.List<<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#translate()">translate</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Translates the given pig logical plan into a list of relational algebra plans.</div> |
| </td> |
| </tr> |
| <tr id="i14" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visit(org.apache.pig.newplan.logical.relational.LOCogroup)">visit</a></span>​(org.apache.pig.newplan.logical.relational.LOCogroup loCogroup)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i15" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visit(org.apache.pig.newplan.logical.relational.LOCross)">visit</a></span>​(org.apache.pig.newplan.logical.relational.LOCross loCross)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i16" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visit(org.apache.pig.newplan.logical.relational.LOCube)">visit</a></span>​(org.apache.pig.newplan.logical.relational.LOCube cube)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i17" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visit(org.apache.pig.newplan.logical.relational.LODistinct)">visit</a></span>​(org.apache.pig.newplan.logical.relational.LODistinct loDistinct)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i18" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visit(org.apache.pig.newplan.logical.relational.LOFilter)">visit</a></span>​(org.apache.pig.newplan.logical.relational.LOFilter filter)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i19" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visit(org.apache.pig.newplan.logical.relational.LOForEach)">visit</a></span>​(org.apache.pig.newplan.logical.relational.LOForEach foreach)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i20" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visit(org.apache.pig.newplan.logical.relational.LOGenerate)">visit</a></span>​(org.apache.pig.newplan.logical.relational.LOGenerate gen)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i21" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visit(org.apache.pig.newplan.logical.relational.LOInnerLoad)">visit</a></span>​(org.apache.pig.newplan.logical.relational.LOInnerLoad load)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i22" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visit(org.apache.pig.newplan.logical.relational.LOJoin)">visit</a></span>​(org.apache.pig.newplan.logical.relational.LOJoin join)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i23" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visit(org.apache.pig.newplan.logical.relational.LOLimit)">visit</a></span>​(org.apache.pig.newplan.logical.relational.LOLimit loLimit)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i24" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visit(org.apache.pig.newplan.logical.relational.LOLoad)">visit</a></span>​(org.apache.pig.newplan.logical.relational.LOLoad load)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i25" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visit(org.apache.pig.newplan.logical.relational.LONative)">visit</a></span>​(org.apache.pig.newplan.logical.relational.LONative nativeMR)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i26" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visit(org.apache.pig.newplan.logical.relational.LORank)">visit</a></span>​(org.apache.pig.newplan.logical.relational.LORank loRank)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i27" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visit(org.apache.pig.newplan.logical.relational.LOSort)">visit</a></span>​(org.apache.pig.newplan.logical.relational.LOSort loSort)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i28" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visit(org.apache.pig.newplan.logical.relational.LOSplit)">visit</a></span>​(org.apache.pig.newplan.logical.relational.LOSplit loSplit)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i29" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visit(org.apache.pig.newplan.logical.relational.LOSplitOutput)">visit</a></span>​(org.apache.pig.newplan.logical.relational.LOSplitOutput loSplitOutput)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i30" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visit(org.apache.pig.newplan.logical.relational.LOStore)">visit</a></span>​(org.apache.pig.newplan.logical.relational.LOStore store)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i31" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visit(org.apache.pig.newplan.logical.relational.LOStream)">visit</a></span>​(org.apache.pig.newplan.logical.relational.LOStream loStream)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i32" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visit(org.apache.pig.newplan.logical.relational.LOUnion)">visit</a></span>​(org.apache.pig.newplan.logical.relational.LOUnion loUnion)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
| <li class="blockList"><a id="methods.inherited.from.class.org.apache.pig.newplan.PlanVisitor"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class org.apache.pig.newplan.PlanVisitor</h3> |
| <code>getPlan, popWalker, pushWalker, visit</code></li> |
| </ul> |
| <ul class="blockList"> |
| <li class="blockList"><a id="methods.inherited.from.class.java.lang.Object"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class java.lang.Object</h3> |
| <code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li> |
| </ul> |
| </li> |
| </ul> |
| </section> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ============ FIELD DETAIL =========== --> |
| <section role="region"> |
| <ul class="blockList"> |
| <li class="blockList"><a id="field.detail"> |
| <!-- --> |
| </a> |
| <h3>Field Detail</h3> |
| <a id="RANK_PREFIX"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>RANK_PREFIX</h4> |
| <pre>private static final java.lang.String RANK_PREFIX</pre> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../constant-values.html#org.apache.calcite.piglet.PigRelOpVisitor.RANK_PREFIX">Constant Field Values</a></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="builder"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>builder</h4> |
| <pre>protected final <a href="PigRelBuilder.html" title="class in org.apache.calcite.piglet">PigRelBuilder</a> builder</pre> |
| </li> |
| </ul> |
| <a id="currentRoot"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>currentRoot</h4> |
| <pre>private org.apache.pig.newplan.Operator currentRoot</pre> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </section> |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <section role="region"> |
| <ul class="blockList"> |
| <li class="blockList"><a id="constructor.detail"> |
| <!-- --> |
| </a> |
| <h3>Constructor Detail</h3> |
| <a id="<init>(org.apache.pig.newplan.OperatorPlan,org.apache.pig.newplan.PlanWalker,org.apache.calcite.piglet.PigRelBuilder)"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>PigRelOpVisitor</h4> |
| <pre>PigRelOpVisitor​(org.apache.pig.newplan.OperatorPlan plan, |
| org.apache.pig.newplan.PlanWalker walker, |
| <a href="PigRelBuilder.html" title="class in org.apache.calcite.piglet">PigRelBuilder</a> builder) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <div class="block">Creates a PigRelOpVisitor.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>plan</code> - Pig logical plan</dd> |
| <dd><code>walker</code> - The walker over Pig logical plan</dd> |
| <dd><code>builder</code> - Relational algebra builder</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code> - Exception during processing Pig operators</dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </section> |
| <!-- ============ METHOD DETAIL ========== --> |
| <section role="region"> |
| <ul class="blockList"> |
| <li class="blockList"><a id="method.detail"> |
| <!-- --> |
| </a> |
| <h3>Method Detail</h3> |
| <a id="getCurrentRoot()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getCurrentRoot</h4> |
| <pre class="methodSignature">org.apache.pig.newplan.Operator getCurrentRoot()</pre> |
| </li> |
| </ul> |
| <a id="translate()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>translate</h4> |
| <pre class="methodSignature">java.util.List<<a href="../rel/RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>> translate() |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <div class="block">Translates the given pig logical plan into a list of relational algebra plans.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The list of roots of translated plans, each corresponding to a sink |
| operator in the Pig plan</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code> - Exception during processing Pig operators</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="visit(org.apache.pig.newplan.logical.relational.LOLoad)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>visit</h4> |
| <pre class="methodSignature">public void visit​(org.apache.pig.newplan.logical.relational.LOLoad load) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>visit</code> in class <code>org.apache.pig.newplan.logical.relational.LogicalRelationalNodesVisitor</code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="visit(org.apache.pig.newplan.logical.relational.LOFilter)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>visit</h4> |
| <pre class="methodSignature">public void visit​(org.apache.pig.newplan.logical.relational.LOFilter filter) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>visit</code> in class <code>org.apache.pig.newplan.logical.relational.LogicalRelationalNodesVisitor</code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="visit(org.apache.pig.newplan.logical.relational.LOForEach)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>visit</h4> |
| <pre class="methodSignature">public void visit​(org.apache.pig.newplan.logical.relational.LOForEach foreach) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>visit</code> in class <code>org.apache.pig.newplan.logical.relational.LogicalRelationalNodesVisitor</code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="visit(org.apache.pig.newplan.logical.relational.LOCogroup)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>visit</h4> |
| <pre class="methodSignature">public void visit​(org.apache.pig.newplan.logical.relational.LOCogroup loCogroup) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>visit</code> in class <code>org.apache.pig.newplan.logical.relational.LogicalRelationalNodesVisitor</code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="projectGroup(int)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>projectGroup</h4> |
| <pre class="methodSignature">private void projectGroup​(int groupCount)</pre> |
| <div class="block">Projects group key with 'group' alias so that upstream operator can refer to, along |
| with other aggregate columns. If group consists of multiple group keys, construct |
| a composite tuple/struct type to make it compatible with PIG group semantic.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>groupCount</code> - Number of group keys.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="processRegularGroup(org.apache.pig.newplan.logical.relational.LOCogroup)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>processRegularGroup</h4> |
| <pre class="methodSignature">private void processRegularGroup​(org.apache.pig.newplan.logical.relational.LOCogroup loCogroup) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <div class="block">Processes regular a group/group.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>loCogroup</code> - Pig logical group operator</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code> - Exception during processing Pig operators</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="processCube(org.apache.calcite.piglet.PigRelOpVisitor.GroupType,org.apache.pig.newplan.logical.relational.LOCogroup)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>processCube</h4> |
| <pre class="methodSignature">private void processCube​(<a href="PigRelOpVisitor.GroupType.html" title="enum in org.apache.calcite.piglet">PigRelOpVisitor.GroupType</a> groupType, |
| org.apache.pig.newplan.logical.relational.LOCogroup loCogroup) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <div class="block">Processes a CUBE/ROLLUP group type.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>groupType</code> - type of the group, either ROLLUP or CUBE</dd> |
| <dd><code>loCogroup</code> - Pig logical group operator</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code> - Exception during processing Pig operator</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="adjustCubeInput()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>adjustCubeInput</h4> |
| <pre class="methodSignature">private void adjustCubeInput()</pre> |
| <div class="block">Adjusts the rel input for Pig Cube operator.</div> |
| </li> |
| </ul> |
| <a id="preprocessCogroup(org.apache.pig.newplan.logical.relational.LOCogroup,boolean)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>preprocessCogroup</h4> |
| <pre class="methodSignature">private void preprocessCogroup​(org.apache.pig.newplan.logical.relational.LOCogroup loCogroup, |
| boolean isCubeRollup) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <div class="block">Projects out group key and the row for each relation</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>loCogroup</code> - Pig logical group operator</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code> - Exception during processing Pig operator</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="getGroupRowType(java.util.List,boolean)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getGroupRowType</h4> |
| <pre class="methodSignature">private <a href="../rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a> getGroupRowType​(java.util.List<<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> groupFields, |
| boolean isCubeRollup)</pre> |
| </li> |
| </ul> |
| <a id="getGroupRowOperands(java.util.List,boolean)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getGroupRowOperands</h4> |
| <pre class="methodSignature">private java.util.List<<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> getGroupRowOperands​(java.util.List<<a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>> fieldRels, |
| boolean isCubeRollup)</pre> |
| <div class="block">Gets the operands for the ROW operator to construct the group column.</div> |
| </li> |
| </ul> |
| <a id="getGroupType(org.apache.pig.newplan.logical.relational.LOCogroup)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getGroupType</h4> |
| <pre class="methodSignature">private static <a href="PigRelOpVisitor.GroupType.html" title="enum in org.apache.calcite.piglet">PigRelOpVisitor.GroupType</a> getGroupType​(org.apache.pig.newplan.logical.relational.LOCogroup pigGroup)</pre> |
| <div class="block">Checks the group type of a group.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>pigGroup</code> - Pig logical group operator</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The group type, either CUBE, ROLLUP, or REGULAR</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="visit(org.apache.pig.newplan.logical.relational.LOLimit)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>visit</h4> |
| <pre class="methodSignature">public void visit​(org.apache.pig.newplan.logical.relational.LOLimit loLimit) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>visit</code> in class <code>org.apache.pig.newplan.logical.relational.LogicalRelationalNodesVisitor</code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="visit(org.apache.pig.newplan.logical.relational.LOSort)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>visit</h4> |
| <pre class="methodSignature">public void visit​(org.apache.pig.newplan.logical.relational.LOSort loSort) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>visit</code> in class <code>org.apache.pig.newplan.logical.relational.LogicalRelationalNodesVisitor</code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="visit(org.apache.pig.newplan.logical.relational.LOJoin)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>visit</h4> |
| <pre class="methodSignature">public void visit​(org.apache.pig.newplan.logical.relational.LOJoin join) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>visit</code> in class <code>org.apache.pig.newplan.logical.relational.LogicalRelationalNodesVisitor</code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="visit(org.apache.pig.newplan.logical.relational.LOCross)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>visit</h4> |
| <pre class="methodSignature">public void visit​(org.apache.pig.newplan.logical.relational.LOCross loCross) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>visit</code> in class <code>org.apache.pig.newplan.logical.relational.LogicalRelationalNodesVisitor</code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="joinInternal(org.apache.pig.impl.util.MultiMap,boolean[])"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>joinInternal</h4> |
| <pre class="methodSignature">private void joinInternal​(org.apache.pig.impl.util.MultiMap<java.lang.Integer,​org.apache.pig.newplan.logical.expression.LogicalExpressionPlan> joinPlans, |
| boolean[] innerFlags) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <div class="block">Joins a list of relations (previously pushed into the builder).</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>joinPlans</code> - Join keys</dd> |
| <dd><code>innerFlags</code> - Join type</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code> - Exception during processing Pig operator</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="getJoinType(boolean,boolean)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getJoinType</h4> |
| <pre class="methodSignature">private static <a href="../rel/core/JoinRelType.html" title="enum in org.apache.calcite.rel.core">JoinRelType</a> getJoinType​(boolean leftInner, |
| boolean rightInner)</pre> |
| <div class="block">Decides the join type from the inner types of both relation.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>leftInner</code> - true if the left requires inner</dd> |
| <dd><code>rightInner</code> - true if the right requires inner</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The join type, either INNER, LEFT, RIGHT, or FULL</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="visit(org.apache.pig.newplan.logical.relational.LOUnion)"> |
| <!-- --> |
| </a> |
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| <h4>visit</h4> |
| <pre class="methodSignature">public void visit​(org.apache.pig.newplan.logical.relational.LOUnion loUnion) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>visit</code> in class <code>org.apache.pig.newplan.logical.relational.LogicalRelationalNodesVisitor</code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="visit(org.apache.pig.newplan.logical.relational.LODistinct)"> |
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| <h4>visit</h4> |
| <pre class="methodSignature">public void visit​(org.apache.pig.newplan.logical.relational.LODistinct loDistinct) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>visit</code> in class <code>org.apache.pig.newplan.logical.relational.LogicalRelationalNodesVisitor</code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="visit(org.apache.pig.newplan.logical.relational.LOCube)"> |
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| <h4>visit</h4> |
| <pre class="methodSignature">public void visit​(org.apache.pig.newplan.logical.relational.LOCube cube) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>visit</code> in class <code>org.apache.pig.newplan.logical.relational.LogicalRelationalNodesVisitor</code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="visit(org.apache.pig.newplan.logical.relational.LOInnerLoad)"> |
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| <h4>visit</h4> |
| <pre class="methodSignature">public void visit​(org.apache.pig.newplan.logical.relational.LOInnerLoad load) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>visit</code> in class <code>org.apache.pig.newplan.logical.relational.LogicalRelationalNodesVisitor</code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="visit(org.apache.pig.newplan.logical.relational.LOSplit)"> |
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| <li class="blockList"> |
| <h4>visit</h4> |
| <pre class="methodSignature">public void visit​(org.apache.pig.newplan.logical.relational.LOSplit loSplit) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>visit</code> in class <code>org.apache.pig.newplan.logical.relational.LogicalRelationalNodesVisitor</code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="visit(org.apache.pig.newplan.logical.relational.LOSplitOutput)"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>visit</h4> |
| <pre class="methodSignature">public void visit​(org.apache.pig.newplan.logical.relational.LOSplitOutput loSplitOutput) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>visit</code> in class <code>org.apache.pig.newplan.logical.relational.LogicalRelationalNodesVisitor</code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="visit(org.apache.pig.newplan.logical.relational.LOStore)"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>visit</h4> |
| <pre class="methodSignature">public void visit​(org.apache.pig.newplan.logical.relational.LOStore store) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>visit</code> in class <code>org.apache.pig.newplan.logical.relational.LogicalRelationalNodesVisitor</code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="visit(org.apache.pig.newplan.logical.relational.LOGenerate)"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>visit</h4> |
| <pre class="methodSignature">public void visit​(org.apache.pig.newplan.logical.relational.LOGenerate gen) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>visit</code> in class <code>org.apache.pig.newplan.logical.relational.LogicalRelationalNodesVisitor</code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="visit(org.apache.pig.newplan.logical.relational.LORank)"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>visit</h4> |
| <pre class="methodSignature">public void visit​(org.apache.pig.newplan.logical.relational.LORank loRank) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>visit</code> in class <code>org.apache.pig.newplan.logical.relational.LogicalRelationalNodesVisitor</code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="buildRankField(org.apache.pig.newplan.logical.relational.LORank)"> |
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| </a> |
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| <h4>buildRankField</h4> |
| <pre class="methodSignature">private <a href="../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a> buildRankField​(org.apache.pig.newplan.logical.relational.LORank loRank) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <div class="block">Builds a window function for <code>LORank</code>.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>loRank</code> - Pig logical rank operator</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The window function</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code> - Exception during processing Pig operator</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="visit(org.apache.pig.newplan.logical.relational.LOStream)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>visit</h4> |
| <pre class="methodSignature">public void visit​(org.apache.pig.newplan.logical.relational.LOStream loStream) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>visit</code> in class <code>org.apache.pig.newplan.logical.relational.LogicalRelationalNodesVisitor</code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="visit(org.apache.pig.newplan.logical.relational.LONative)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>visit</h4> |
| <pre class="methodSignature">public void visit​(org.apache.pig.newplan.logical.relational.LONative nativeMR) |
| throws org.apache.pig.impl.logicalLayer.FrontendException</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>visit</code> in class <code>org.apache.pig.newplan.logical.relational.LogicalRelationalNodesVisitor</code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.pig.impl.logicalLayer.FrontendException</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="preVisit(org.apache.pig.newplan.logical.relational.LogicalRelationalOperator)"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>preVisit</h4> |
| <pre class="methodSignature">public boolean preVisit​(org.apache.pig.newplan.logical.relational.LogicalRelationalOperator root)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="PigRelOpWalker.PlanPreVisitor.html#preVisit(org.apache.pig.newplan.logical.relational.LogicalRelationalOperator)">PigRelOpWalker.PlanPreVisitor</a></code></span></div> |
| <div class="block">Called before a node.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="PigRelOpWalker.PlanPreVisitor.html#preVisit(org.apache.pig.newplan.logical.relational.LogicalRelationalOperator)">preVisit</a></code> in class <code><a href="PigRelOpWalker.PlanPreVisitor.html" title="class in org.apache.calcite.piglet">PigRelOpWalker.PlanPreVisitor</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>root</code> - Pig logical operator to check</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Returns whether the node has been visited before</dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </section> |
| </li> |
| </ul> |
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