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<div class="subTitle"><span class="packageLabelInType">Package</span>&nbsp;<a href="package-summary.html">org.apache.calcite.materialize</a></div>
<h1 title="Class Lattice" class="title">Class Lattice</h1>
</div>
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<div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">java.lang.Object</a>
<div class="inheritance">org.apache.calcite.materialize.Lattice</div>
</div>
<section class="description">
<hr>
<pre><a href="https://docs.oracle.com/javase/9/docs/api/javax/annotation/ParametersAreNonnullByDefault.html?is-external=true" title="class or interface in javax.annotation" class="externalLink">@ParametersAreNonnullByDefault</a>
public class <span class="typeNameLabel">Lattice</span>
extends <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a></pre>
<div class="block">Structure that allows materialized views based upon a star schema to be
recognized and recommended.</div>
</section>
<section class="summary">
<ul class="blockList">
<!-- ======== NESTED CLASS SUMMARY ======== -->
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<h2>Nested Class Summary</h2>
<div class="memberSummary">
<table>
<caption><span>Nested Classes</span><span class="tabEnd">&nbsp;</span></caption>
<thead>
<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>
</thead>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="Lattice.BaseColumn.html" title="class in org.apache.calcite.materialize">Lattice.BaseColumn</a></span></code></th>
<td class="colLast">
<div class="block">Column in a lattice.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="Lattice.Builder.html" title="class in org.apache.calcite.materialize">Lattice.Builder</a></span></code></th>
<td class="colLast">
<div class="block">Lattice builder.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="Lattice.Column.html" title="class in org.apache.calcite.materialize">Lattice.Column</a></span></code></th>
<td class="colLast">
<div class="block">Column in a lattice.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="Lattice.DerivedColumn.html" title="class in org.apache.calcite.materialize">Lattice.DerivedColumn</a></span></code></th>
<td class="colLast">
<div class="block">Column in a lattice that is based upon a SQL expression.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="Lattice.Measure.html" title="class in org.apache.calcite.materialize">Lattice.Measure</a></span></code></th>
<td class="colLast">
<div class="block">A measure within a <a href="Lattice.html" title="class in org.apache.calcite.materialize"><code>Lattice</code></a>.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="Lattice.SqlWriter.html" title="class in org.apache.calcite.materialize">Lattice.SqlWriter</a></span></code></th>
<td class="colLast">
<div class="block">The information necessary to convert a column to SQL.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="Lattice.Tile.html" title="class in org.apache.calcite.materialize">Lattice.Tile</a></span></code></th>
<td class="colLast">
<div class="block">Materialized aggregate within a lattice.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="Lattice.TileBuilder.html" title="class in org.apache.calcite.materialize">Lattice.TileBuilder</a></span></code></th>
<td class="colLast">
<div class="block">Tile builder.</div>
</td>
</tr>
</tbody>
</table>
</div>
</section>
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<h2>Field Summary</h2>
<div class="memberSummary">
<table>
<caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
<thead>
<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>
</thead>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#algorithm">algorithm</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>long</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#algorithmMaxMillis">algorithmMaxMillis</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#auto">auto</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>com.google.common.collect.ImmutableList&lt;<a href="Lattice.Column.html" title="class in org.apache.calcite.materialize">Lattice.Column</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#columns">columns</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>com.google.common.collect.ImmutableListMultimap&lt;<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang" class="externalLink">Integer</a>,&#8203;<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Boolean.html?is-external=true" title="class or interface in java.lang" class="externalLink">Boolean</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#columnUses">columnUses</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>com.google.common.collect.ImmutableList&lt;<a href="Lattice.Measure.html" title="class in org.apache.calcite.materialize">Lattice.Measure</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#defaultMeasures">defaultMeasures</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="LatticeRootNode.html" title="class in org.apache.calcite.materialize">LatticeRootNode</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#rootNode">rootNode</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../jdbc/CalciteSchema.html" title="class in org.apache.calcite.jdbc">CalciteSchema</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#rootSchema">rootSchema</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>double</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#rowCountEstimate">rowCountEstimate</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="LatticeStatisticProvider.html" title="interface in org.apache.calcite.materialize">LatticeStatisticProvider</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#statisticProvider">statisticProvider</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>com.google.common.collect.ImmutableList&lt;<a href="Lattice.Tile.html" title="class in org.apache.calcite.materialize">Lattice.Tile</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#tiles">tiles</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
</tbody>
</table>
</div>
</section>
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<h2>Method Summary</h2>
<div class="memberSummary">
<div role="tablist" aria-orientation="horizontal"><button role="tab" aria-selected="true" aria-controls="memberSummary_tabpanel" tabindex="0" onkeydown="switchTab(event)" id="t0" class="activeTableTab">All Methods</button><button role="tab" aria-selected="false" aria-controls="memberSummary_tabpanel" tabindex="-1" onkeydown="switchTab(event)" id="t1" class="tableTab" onclick="show(1);">Static Methods</button><button role="tab" aria-selected="false" aria-controls="memberSummary_tabpanel" tabindex="-1" onkeydown="switchTab(event)" id="t2" class="tableTab" onclick="show(2);">Instance Methods</button><button role="tab" aria-selected="false" aria-controls="memberSummary_tabpanel" tabindex="-1" onkeydown="switchTab(event)" id="t4" class="tableTab" onclick="show(8);">Concrete Methods</button></div>
<div id="memberSummary_tabpanel" role="tabpanel">
<table aria-labelledby="t0">
<thead>
<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>
</thead>
<tbody>
<tr class="altColor" id="i0">
<td class="colFirst"><code>static <a href="Lattice.Builder.html" title="class in org.apache.calcite.materialize">Lattice.Builder</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#builder(org.apache.calcite.jdbc.CalciteSchema,java.lang.String)">builder</a></span>&#8203;(<a href="../jdbc/CalciteSchema.html" title="class in org.apache.calcite.jdbc">CalciteSchema</a>&nbsp;calciteSchema,
<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;sql)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor" id="i1">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang" class="externalLink">Iterable</a>&lt;? extends <a href="Lattice.Tile.html" title="class in org.apache.calcite.materialize">Lattice.Tile</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#computeTiles()">computeTiles</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor" id="i2">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#countSql(org.apache.calcite.util.ImmutableBitSet)">countSql</a></span>&#8203;(<a href="../util/ImmutableBitSet.html" title="class in org.apache.calcite.util">ImmutableBitSet</a>&nbsp;groupSet)</code></th>
<td class="colLast">
<div class="block">Returns a SQL query that counts the number of distinct values of the
attributes given in <code>groupSet</code>.</div>
</td>
</tr>
<tr class="rowColor" id="i3">
<td class="colFirst"><code>static <a href="Lattice.html" title="class in org.apache.calcite.materialize">Lattice</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#create(org.apache.calcite.jdbc.CalciteSchema,java.lang.String,boolean)">create</a></span>&#8203;(<a href="../jdbc/CalciteSchema.html" title="class in org.apache.calcite.jdbc">CalciteSchema</a>&nbsp;schema,
<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;sql,
boolean&nbsp;auto)</code></th>
<td class="colLast">
<div class="block">Creates a Lattice.</div>
</td>
</tr>
<tr class="altColor" id="i4">
<td class="colFirst"><code><a href="Lattice.SqlWriter.html" title="class in org.apache.calcite.materialize">Lattice.SqlWriter</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#createSqlWriter(org.apache.calcite.sql.SqlDialect,java.lang.StringBuilder,java.util.function.IntFunction)">createSqlWriter</a></span>&#8203;(<a href="../sql/SqlDialect.html" title="class in org.apache.calcite.sql">SqlDialect</a>&nbsp;dialect,
<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/StringBuilder.html?is-external=true" title="class or interface in java.lang" class="externalLink">StringBuilder</a>&nbsp;buf,
<a href="https://docs.oracle.com/javase/9/docs/api/java/util/function/IntFunction.html?is-external=true" title="class or interface in java.util.function" class="externalLink">IntFunction</a>&lt;<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&gt;&nbsp;field)</code></th>
<td class="colLast">
<div class="block">Creates a context to which SQL can be generated.</div>
</td>
</tr>
<tr class="rowColor" id="i5">
<td class="colFirst"><code><a href="../schema/impl/StarTable.html" title="class in org.apache.calcite.schema.impl">StarTable</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#createStarTable()">createStarTable</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor" id="i6">
<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#firstColumn(java.lang.String)">firstColumn</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;tableAlias)</code></th>
<td class="colLast">
<div class="block">Returns the ordinal, within all of the columns in this Lattice, of the
first column in the table with a given alias.</div>
</td>
</tr>
<tr class="rowColor" id="i7">
<td class="colFirst"><code>double</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getFactRowCount()">getFactRowCount</a></span>()</code></th>
<td class="colLast">
<div class="block">Returns an estimate of the number of rows in the un-aggregated star.</div>
</td>
</tr>
<tr class="altColor" id="i8">
<td class="colFirst"><code>static double</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getRowCount(double,double...)">getRowCount</a></span>&#8203;(double&nbsp;factCount,
double...&nbsp;columnCounts)</code></th>
<td class="colLast">
<div class="block">Returns an estimate of the number of rows in the tile with the given
dimensions.</div>
</td>
</tr>
<tr class="rowColor" id="i9">
<td class="colFirst"><code>static double</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getRowCount(double,java.util.List)">getRowCount</a></span>&#8203;(double&nbsp;factCount,
<a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang" class="externalLink">Double</a>&gt;&nbsp;columnCounts)</code></th>
<td class="colLast">
<div class="block">Returns an estimate of the number of rows in the tile with the given
dimensions.</div>
</td>
</tr>
<tr class="altColor" id="i10">
<td class="colFirst"><code>double</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getRowCount(java.util.List)">getRowCount</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="Lattice.Column.html" title="class in org.apache.calcite.materialize">Lattice.Column</a>&gt;&nbsp;columns)</code></th>
<td class="colLast">
<div class="block">Returns an estimate of the number of rows in the tile with the given
dimensions.</div>
</td>
</tr>
<tr class="rowColor" id="i11">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isAlwaysMeasure(org.apache.calcite.materialize.Lattice.Column)">isAlwaysMeasure</a></span>&#8203;(<a href="Lattice.Column.html" title="class in org.apache.calcite.materialize">Lattice.Column</a>&nbsp;column)</code></th>
<td class="colLast">
<div class="block">Returns whether every use of a column is as an argument to a measure.</div>
</td>
</tr>
<tr class="altColor" id="i12">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#sql(org.apache.calcite.util.ImmutableBitSet,boolean,java.util.List)">sql</a></span>&#8203;(<a href="../util/ImmutableBitSet.html" title="class in org.apache.calcite.util">ImmutableBitSet</a>&nbsp;groupSet,
boolean&nbsp;group,
<a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="Lattice.Measure.html" title="class in org.apache.calcite.materialize">Lattice.Measure</a>&gt;&nbsp;aggCallList)</code></th>
<td class="colLast">
<div class="block">Generates a SQL query to populate a tile of the lattice specified by a
given set of columns and measures, optionally grouping.</div>
</td>
</tr>
<tr class="rowColor" id="i13">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#sql(org.apache.calcite.util.ImmutableBitSet,java.util.List)">sql</a></span>&#8203;(<a href="../util/ImmutableBitSet.html" title="class in org.apache.calcite.util">ImmutableBitSet</a>&nbsp;groupSet,
<a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="Lattice.Measure.html" title="class in org.apache.calcite.materialize">Lattice.Measure</a>&gt;&nbsp;aggCallList)</code></th>
<td class="colLast">
<div class="block">Generates a SQL query to populate a tile of the lattice specified by a
given set of columns and measures.</div>
</td>
</tr>
<tr class="altColor" id="i14">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/9/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util" class="externalLink">Set</a>&lt;<a href="LatticeTable.html" title="class in org.apache.calcite.materialize">LatticeTable</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#tables()">tables</a></span>()</code></th>
<td class="colLast">
<div class="block">Returns the set of tables in this lattice.</div>
</td>
</tr>
<tr class="rowColor" id="i15">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="Lattice.Measure.html" title="class in org.apache.calcite.materialize">Lattice.Measure</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toMeasures(java.util.List)">toMeasures</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="../rel/core/AggregateCall.html" title="class in org.apache.calcite.rel.core">AggregateCall</a>&gt;&nbsp;aggCallList)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor" id="i16">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toString()">toString</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor" id="i17">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#uniqueColumnNames()">uniqueColumnNames</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="inheritedList">
<h3>Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a></h3>
<a id="methods.inherited.from.class.java.lang.Object">
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<h3><a id="rootNode">rootNode</a></h3>
<div class="memberSignature"><span class="modifiers">public final</span>&nbsp;<span class="returnType"><a href="LatticeRootNode.html" title="class in org.apache.calcite.materialize">LatticeRootNode</a></span>&nbsp;<span class="memberName">rootNode</span></div>
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<h3><a id="columns">columns</a></h3>
<div class="memberSignature"><span class="modifiers">public final</span>&nbsp;<span class="returnType">com.google.common.collect.ImmutableList&lt;<a href="Lattice.Column.html" title="class in org.apache.calcite.materialize">Lattice.Column</a>&gt;</span>&nbsp;<span class="memberName">columns</span></div>
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<h3><a id="algorithm">algorithm</a></h3>
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<h3><a id="algorithmMaxMillis">algorithmMaxMillis</a></h3>
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<h3><a id="rowCountEstimate">rowCountEstimate</a></h3>
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<div class="memberSignature"><span class="modifiers">public final</span>&nbsp;<span class="returnType">com.google.common.collect.ImmutableList&lt;<a href="Lattice.Measure.html" title="class in org.apache.calcite.materialize">Lattice.Measure</a>&gt;</span>&nbsp;<span class="memberName">defaultMeasures</span></div>
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<div class="memberSignature"><span class="modifiers">public final</span>&nbsp;<span class="returnType">com.google.common.collect.ImmutableList&lt;<a href="Lattice.Tile.html" title="class in org.apache.calcite.materialize">Lattice.Tile</a>&gt;</span>&nbsp;<span class="memberName">tiles</span></div>
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<h3><a id="columnUses">columnUses</a></h3>
<div class="memberSignature"><span class="modifiers">public final</span>&nbsp;<span class="returnType">com.google.common.collect.ImmutableListMultimap&lt;<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang" class="externalLink">Integer</a>,&#8203;<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Boolean.html?is-external=true" title="class or interface in java.lang" class="externalLink">Boolean</a>&gt;</span>&nbsp;<span class="memberName">columnUses</span></div>
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<h3><a id="statisticProvider">statisticProvider</a></h3>
<div class="memberSignature"><span class="modifiers">public final</span>&nbsp;<span class="returnType"><a href="LatticeStatisticProvider.html" title="interface in org.apache.calcite.materialize">LatticeStatisticProvider</a></span>&nbsp;<span class="memberName">statisticProvider</span></div>
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<h3><a id="create(org.apache.calcite.jdbc.CalciteSchema,java.lang.String,boolean)">create</a></h3>
<div class="memberSignature"><span class="modifiers">public static</span>&nbsp;<span class="returnType"><a href="Lattice.html" title="class in org.apache.calcite.materialize">Lattice</a></span>&nbsp;<span class="memberName">create</span>&#8203;(<span class="arguments"><a href="../jdbc/CalciteSchema.html" title="class in org.apache.calcite.jdbc">CalciteSchema</a>&nbsp;schema,
<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;sql,
boolean&nbsp;auto)</span></div>
<div class="block">Creates a Lattice.</div>
</section>
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<h3><a id="toString()">toString</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></span>&nbsp;<span class="memberName">toString</span>()</div>
<dl>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang" class="externalLink">toString</a></code>&nbsp;in class&nbsp;<code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a></code></dd>
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<h3><a id="sql(org.apache.calcite.util.ImmutableBitSet,java.util.List)">sql</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></span>&nbsp;<span class="memberName">sql</span>&#8203;(<span class="arguments"><a href="../util/ImmutableBitSet.html" title="class in org.apache.calcite.util">ImmutableBitSet</a>&nbsp;groupSet,
<a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="Lattice.Measure.html" title="class in org.apache.calcite.materialize">Lattice.Measure</a>&gt;&nbsp;aggCallList)</span></div>
<div class="block">Generates a SQL query to populate a tile of the lattice specified by a
given set of columns and measures.</div>
</section>
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<h3><a id="sql(org.apache.calcite.util.ImmutableBitSet,boolean,java.util.List)">sql</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></span>&nbsp;<span class="memberName">sql</span>&#8203;(<span class="arguments"><a href="../util/ImmutableBitSet.html" title="class in org.apache.calcite.util">ImmutableBitSet</a>&nbsp;groupSet,
boolean&nbsp;group,
<a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="Lattice.Measure.html" title="class in org.apache.calcite.materialize">Lattice.Measure</a>&gt;&nbsp;aggCallList)</span></div>
<div class="block">Generates a SQL query to populate a tile of the lattice specified by a
given set of columns and measures, optionally grouping.</div>
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<h3><a id="createSqlWriter(org.apache.calcite.sql.SqlDialect,java.lang.StringBuilder,java.util.function.IntFunction)">createSqlWriter</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="Lattice.SqlWriter.html" title="class in org.apache.calcite.materialize">Lattice.SqlWriter</a></span>&nbsp;<span class="memberName">createSqlWriter</span>&#8203;(<span class="arguments"><a href="../sql/SqlDialect.html" title="class in org.apache.calcite.sql">SqlDialect</a>&nbsp;dialect,
<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/StringBuilder.html?is-external=true" title="class or interface in java.lang" class="externalLink">StringBuilder</a>&nbsp;buf,
<a href="https://docs.oracle.com/javase/9/docs/api/java/util/function/IntFunction.html?is-external=true" title="class or interface in java.util.function" class="externalLink">IntFunction</a>&lt;<a href="../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&gt;&nbsp;field)</span></div>
<div class="block">Creates a context to which SQL can be generated.</div>
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<h3><a id="countSql(org.apache.calcite.util.ImmutableBitSet)">countSql</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></span>&nbsp;<span class="memberName">countSql</span>&#8203;(<span class="arguments"><a href="../util/ImmutableBitSet.html" title="class in org.apache.calcite.util">ImmutableBitSet</a>&nbsp;groupSet)</span></div>
<div class="block">Returns a SQL query that counts the number of distinct values of the
attributes given in <code>groupSet</code>.</div>
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<h3><a id="createStarTable()">createStarTable</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="../schema/impl/StarTable.html" title="class in org.apache.calcite.schema.impl">StarTable</a></span>&nbsp;<span class="memberName">createStarTable</span>()</div>
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<h3><a id="builder(org.apache.calcite.jdbc.CalciteSchema,java.lang.String)">builder</a></h3>
<div class="memberSignature"><span class="modifiers">public static</span>&nbsp;<span class="returnType"><a href="Lattice.Builder.html" title="class in org.apache.calcite.materialize">Lattice.Builder</a></span>&nbsp;<span class="memberName">builder</span>&#8203;(<span class="arguments"><a href="../jdbc/CalciteSchema.html" title="class in org.apache.calcite.jdbc">CalciteSchema</a>&nbsp;calciteSchema,
<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;sql)</span></div>
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<h3><a id="toMeasures(java.util.List)">toMeasures</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="Lattice.Measure.html" title="class in org.apache.calcite.materialize">Lattice.Measure</a>&gt;</span>&nbsp;<span class="memberName">toMeasures</span>&#8203;(<span class="arguments"><a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="../rel/core/AggregateCall.html" title="class in org.apache.calcite.rel.core">AggregateCall</a>&gt;&nbsp;aggCallList)</span></div>
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<h3><a id="computeTiles()">computeTiles</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang" class="externalLink">Iterable</a>&lt;? extends <a href="Lattice.Tile.html" title="class in org.apache.calcite.materialize">Lattice.Tile</a>&gt;</span>&nbsp;<span class="memberName">computeTiles</span>()</div>
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<h3><a id="getFactRowCount()">getFactRowCount</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType">double</span>&nbsp;<span class="memberName">getFactRowCount</span>()</div>
<div class="block">Returns an estimate of the number of rows in the un-aggregated star.</div>
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<h3><a id="getRowCount(java.util.List)">getRowCount</a></h3>
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<div class="block">Returns an estimate of the number of rows in the tile with the given
dimensions.</div>
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<h3><a id="getRowCount(double,double...)">getRowCount</a></h3>
<div class="memberSignature"><span class="modifiers">public static</span>&nbsp;<span class="returnType">double</span>&nbsp;<span class="memberName">getRowCount</span>&#8203;(<span class="arguments">double&nbsp;factCount,
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<div class="block">Returns an estimate of the number of rows in the tile with the given
dimensions.</div>
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<h3><a id="getRowCount(double,java.util.List)">getRowCount</a></h3>
<div class="memberSignature"><span class="modifiers">public static</span>&nbsp;<span class="returnType">double</span>&nbsp;<span class="memberName">getRowCount</span>&#8203;(<span class="arguments">double&nbsp;factCount,
<a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang" class="externalLink">Double</a>&gt;&nbsp;columnCounts)</span></div>
<div class="block">Returns an estimate of the number of rows in the tile with the given
dimensions.</div>
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<h3><a id="uniqueColumnNames()">uniqueColumnNames</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a>&lt;<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&gt;</span>&nbsp;<span class="memberName">uniqueColumnNames</span>()</div>
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<h3><a id="tables()">tables</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util" class="externalLink">Set</a>&lt;<a href="LatticeTable.html" title="class in org.apache.calcite.materialize">LatticeTable</a>&gt;</span>&nbsp;<span class="memberName">tables</span>()</div>
<div class="block">Returns the set of tables in this lattice.</div>
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</li>
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<h3><a id="firstColumn(java.lang.String)">firstColumn</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType">int</span>&nbsp;<span class="memberName">firstColumn</span>&#8203;(<span class="arguments"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>&nbsp;tableAlias)</span></div>
<div class="block">Returns the ordinal, within all of the columns in this Lattice, of the
first column in the table with a given alias.
Returns -1 if the table is not found.</div>
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<h3><a id="isAlwaysMeasure(org.apache.calcite.materialize.Lattice.Column)">isAlwaysMeasure</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType">boolean</span>&nbsp;<span class="memberName">isAlwaysMeasure</span>&#8203;(<span class="arguments"><a href="Lattice.Column.html" title="class in org.apache.calcite.materialize">Lattice.Column</a>&nbsp;column)</span></div>
<div class="block">Returns whether every use of a column is as an argument to a measure.
<p>For example, in the query
<code>select sum(x + y), sum(a + b) from t group by x + y</code>
the expression "x + y" is used once as an argument to a measure,
and once as a dimension.
<p>Therefore, in a lattice created from that one query,
<code>isAlwaysMeasure</code> for the derived column corresponding to "x + y"
returns false, and for "a + b" returns true.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>column</code> - Column or derived column</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Whether all uses are as arguments to aggregate functions</dd>
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