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<div class="subTitle"><span class="packageLabelInType">Package</span>&nbsp;<a href="package-summary.html">org.apache.calcite.rel.type</a></div>
<h1 title="Class DelegatingTypeSystem" class="title">Class DelegatingTypeSystem</h1>
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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.rel.type.DelegatingTypeSystem</div>
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<section class="description">
<dl>
<dt>All Implemented Interfaces:</dt>
<dd><code><a href="RelDataTypeSystem.html" title="interface in org.apache.calcite.rel.type">RelDataTypeSystem</a></code></dd>
</dl>
<hr>
<pre>public class <span class="typeNameLabel">DelegatingTypeSystem</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>
implements <a href="RelDataTypeSystem.html" title="interface in org.apache.calcite.rel.type">RelDataTypeSystem</a></pre>
<div class="block">Implementation of <a href="RelDataTypeSystem.html" title="interface in org.apache.calcite.rel.type"><code>RelDataTypeSystem</code></a>
that sends all methods to an underlying object.</div>
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<h2>Field Summary</h2>
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<h3>Fields inherited from interface&nbsp;org.apache.calcite.rel.type.<a href="RelDataTypeSystem.html" title="interface in org.apache.calcite.rel.type">RelDataTypeSystem</a></h3>
<a id="fields.inherited.from.class.org.apache.calcite.rel.type.RelDataTypeSystem">
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</a><code><a href="RelDataTypeSystem.html#DEFAULT">DEFAULT</a></code></div>
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<table>
<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
<thead>
<tr>
<th class="colFirst" scope="col">Modifier</th>
<th class="colSecond" scope="col">Constructor</th>
<th class="colLast" scope="col">Description</th>
</tr>
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<tbody>
<tr class="altColor">
<td class="colFirst"><code>protected </code></td>
<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(org.apache.calcite.rel.type.RelDataTypeSystem)">DelegatingTypeSystem</a></span>&#8203;(<a href="RelDataTypeSystem.html" title="interface in org.apache.calcite.rel.type">RelDataTypeSystem</a>&nbsp;typeSystem)</code></th>
<td class="colLast">
<div class="block">Creates a <code>DelegatingTypeSystem</code>.</div>
</td>
</tr>
</tbody>
</table>
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<h2>Method Summary</h2>
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<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="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>
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<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><a href="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="#deriveAvgAggType(org.apache.calcite.rel.type.RelDataTypeFactory,org.apache.calcite.rel.type.RelDataType)">deriveAvgAggType</a></span>&#8203;(<a href="RelDataTypeFactory.html" title="interface in org.apache.calcite.rel.type">RelDataTypeFactory</a>&nbsp;typeFactory,
<a href="RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;argumentType)</code></th>
<td class="colLast">
<div class="block">Returns the return type of a call to the <code>AVG</code>, <code>STDDEV</code> or
<code>VAR</code> aggregate functions, inferred from its argument type.</div>
</td>
</tr>
<tr class="rowColor" id="i1">
<td class="colFirst"><code><a href="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="#deriveCovarType(org.apache.calcite.rel.type.RelDataTypeFactory,org.apache.calcite.rel.type.RelDataType,org.apache.calcite.rel.type.RelDataType)">deriveCovarType</a></span>&#8203;(<a href="RelDataTypeFactory.html" title="interface in org.apache.calcite.rel.type">RelDataTypeFactory</a>&nbsp;typeFactory,
<a href="RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;arg0Type,
<a href="RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;arg1Type)</code></th>
<td class="colLast">
<div class="block">Returns the return type of a call to the <code>COVAR</code> aggregate function,
inferred from its argument types.</div>
</td>
</tr>
<tr class="altColor" id="i2">
<td class="colFirst"><code><a href="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="#deriveFractionalRankType(org.apache.calcite.rel.type.RelDataTypeFactory)">deriveFractionalRankType</a></span>&#8203;(<a href="RelDataTypeFactory.html" title="interface in org.apache.calcite.rel.type">RelDataTypeFactory</a>&nbsp;typeFactory)</code></th>
<td class="colLast">
<div class="block">Returns the return type of the <code>CUME_DIST</code> and <code>PERCENT_RANK</code>
aggregate functions.</div>
</td>
</tr>
<tr class="rowColor" id="i3">
<td class="colFirst"><code><a href="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="#deriveRankType(org.apache.calcite.rel.type.RelDataTypeFactory)">deriveRankType</a></span>&#8203;(<a href="RelDataTypeFactory.html" title="interface in org.apache.calcite.rel.type">RelDataTypeFactory</a>&nbsp;typeFactory)</code></th>
<td class="colLast">
<div class="block">Returns the return type of the <code>NTILE</code>, <code>RANK</code>,
<code>DENSE_RANK</code>, and <code>ROW_NUMBER</code> aggregate functions.</div>
</td>
</tr>
<tr class="altColor" id="i4">
<td class="colFirst"><code><a href="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="#deriveSumType(org.apache.calcite.rel.type.RelDataTypeFactory,org.apache.calcite.rel.type.RelDataType)">deriveSumType</a></span>&#8203;(<a href="RelDataTypeFactory.html" title="interface in org.apache.calcite.rel.type">RelDataTypeFactory</a>&nbsp;typeFactory,
<a href="RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;argumentType)</code></th>
<td class="colLast">
<div class="block">Returns the return type of a call to the <code>SUM</code> aggregate function,
inferred from its argument type.</div>
</td>
</tr>
<tr class="rowColor" id="i5">
<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getDefaultPrecision(org.apache.calcite.sql.type.SqlTypeName)">getDefaultPrecision</a></span>&#8203;(<a href="../../sql/type/SqlTypeName.html" title="enum in org.apache.calcite.sql.type">SqlTypeName</a>&nbsp;typeName)</code></th>
<td class="colLast">
<div class="block">Returns default precision for this type if supported, otherwise -1 if
precision is either unsupported or must be specified explicitly.</div>
</td>
</tr>
<tr class="altColor" id="i6">
<td class="colFirst"><code>@Nullable <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="#getLiteral(org.apache.calcite.sql.type.SqlTypeName,boolean)">getLiteral</a></span>&#8203;(<a href="../../sql/type/SqlTypeName.html" title="enum in org.apache.calcite.sql.type">SqlTypeName</a>&nbsp;typeName,
boolean&nbsp;isPrefix)</code></th>
<td class="colLast">
<div class="block">Returns the LITERAL string for the type, either PREFIX/SUFFIX.</div>
</td>
</tr>
<tr class="rowColor" id="i7">
<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getMaxNumericPrecision()">getMaxNumericPrecision</a></span>()</code></th>
<td class="colLast">
<div class="block">Returns the maximum precision of a NUMERIC or DECIMAL type.</div>
</td>
</tr>
<tr class="altColor" id="i8">
<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getMaxNumericScale()">getMaxNumericScale</a></span>()</code></th>
<td class="colLast">
<div class="block">Returns the maximum scale of a NUMERIC or DECIMAL type.</div>
</td>
</tr>
<tr class="rowColor" id="i9">
<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getMaxPrecision(org.apache.calcite.sql.type.SqlTypeName)">getMaxPrecision</a></span>&#8203;(<a href="../../sql/type/SqlTypeName.html" title="enum in org.apache.calcite.sql.type">SqlTypeName</a>&nbsp;typeName)</code></th>
<td class="colLast">
<div class="block">Returns the maximum precision (or length) allowed for this type, or -1 if
precision/length are not applicable for this type.</div>
</td>
</tr>
<tr class="altColor" id="i10">
<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getMaxScale(org.apache.calcite.sql.type.SqlTypeName)">getMaxScale</a></span>&#8203;(<a href="../../sql/type/SqlTypeName.html" title="enum in org.apache.calcite.sql.type">SqlTypeName</a>&nbsp;typeName)</code></th>
<td class="colLast">
<div class="block">Returns the maximum scale of a given type.</div>
</td>
</tr>
<tr class="rowColor" id="i11">
<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getNumTypeRadix(org.apache.calcite.sql.type.SqlTypeName)">getNumTypeRadix</a></span>&#8203;(<a href="../../sql/type/SqlTypeName.html" title="enum in org.apache.calcite.sql.type">SqlTypeName</a>&nbsp;typeName)</code></th>
<td class="colLast">
<div class="block">Returns the numeric type radix, typically 2 or 10.</div>
</td>
</tr>
<tr class="altColor" id="i12">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isAutoincrement(org.apache.calcite.sql.type.SqlTypeName)">isAutoincrement</a></span>&#8203;(<a href="../../sql/type/SqlTypeName.html" title="enum in org.apache.calcite.sql.type">SqlTypeName</a>&nbsp;typeName)</code></th>
<td class="colLast">
<div class="block">Returns whether the type can be auto increment.</div>
</td>
</tr>
<tr class="rowColor" id="i13">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isCaseSensitive(org.apache.calcite.sql.type.SqlTypeName)">isCaseSensitive</a></span>&#8203;(<a href="../../sql/type/SqlTypeName.html" title="enum in org.apache.calcite.sql.type">SqlTypeName</a>&nbsp;typeName)</code></th>
<td class="colLast">
<div class="block">Returns whether the type is case sensitive.</div>
</td>
</tr>
<tr class="altColor" id="i14">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isSchemaCaseSensitive()">isSchemaCaseSensitive</a></span>()</code></th>
<td class="colLast">
<div class="block">Whether two record types are considered distinct if their field names
are the same but in different cases.</div>
</td>
</tr>
<tr class="rowColor" id="i15">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#shouldConvertRaggedUnionTypesToVarying()">shouldConvertRaggedUnionTypesToVarying</a></span>()</code></th>
<td class="colLast">
<div class="block">Whether the least restrictive type of a number of CHAR types of different
lengths should be a VARCHAR type.</div>
</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">
<!-- -->
</a><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang" class="externalLink">clone</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang" class="externalLink">equals</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang" class="externalLink">finalize</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang" class="externalLink">getClass</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang" class="externalLink">hashCode</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang" class="externalLink">notify</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang" class="externalLink">notifyAll</a>, <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>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang" class="externalLink">wait</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang" class="externalLink">wait</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#wait(long,int)" title="class or interface in java.lang" class="externalLink">wait</a></code></div>
<div class="inheritedList">
<h3>Methods inherited from interface&nbsp;org.apache.calcite.rel.type.<a href="RelDataTypeSystem.html" title="interface in org.apache.calcite.rel.type">RelDataTypeSystem</a></h3>
<a id="methods.inherited.from.class.org.apache.calcite.rel.type.RelDataTypeSystem">
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</a><code><a href="RelDataTypeSystem.html#deriveDecimalDivideType(org.apache.calcite.rel.type.RelDataTypeFactory,org.apache.calcite.rel.type.RelDataType,org.apache.calcite.rel.type.RelDataType)">deriveDecimalDivideType</a>, <a href="RelDataTypeSystem.html#deriveDecimalModType(org.apache.calcite.rel.type.RelDataTypeFactory,org.apache.calcite.rel.type.RelDataType,org.apache.calcite.rel.type.RelDataType)">deriveDecimalModType</a>, <a href="RelDataTypeSystem.html#deriveDecimalMultiplyType(org.apache.calcite.rel.type.RelDataTypeFactory,org.apache.calcite.rel.type.RelDataType,org.apache.calcite.rel.type.RelDataType)">deriveDecimalMultiplyType</a>, <a href="RelDataTypeSystem.html#deriveDecimalPlusType(org.apache.calcite.rel.type.RelDataTypeFactory,org.apache.calcite.rel.type.RelDataType,org.apache.calcite.rel.type.RelDataType)">deriveDecimalPlusType</a>, <a href="RelDataTypeSystem.html#shouldUseDoubleMultiplication(org.apache.calcite.rel.type.RelDataTypeFactory,org.apache.calcite.rel.type.RelDataType,org.apache.calcite.rel.type.RelDataType)">shouldUseDoubleMultiplication</a></code></div>
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<h3><a id="&lt;init&gt;(org.apache.calcite.rel.type.RelDataTypeSystem)">DelegatingTypeSystem</a></h3>
<div class="memberSignature"><span class="modifiers">protected</span>&nbsp;<span class="memberName">DelegatingTypeSystem</span>&#8203;(<span class="arguments"><a href="RelDataTypeSystem.html" title="interface in org.apache.calcite.rel.type">RelDataTypeSystem</a>&nbsp;typeSystem)</span></div>
<div class="block">Creates a <code>DelegatingTypeSystem</code>.</div>
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<h2>Method Details</h2>
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<h3><a id="getMaxScale(org.apache.calcite.sql.type.SqlTypeName)">getMaxScale</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType">int</span>&nbsp;<span class="memberName">getMaxScale</span>&#8203;(<span class="arguments"><a href="../../sql/type/SqlTypeName.html" title="enum in org.apache.calcite.sql.type">SqlTypeName</a>&nbsp;typeName)</span></div>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="RelDataTypeSystem.html#getMaxScale(org.apache.calcite.sql.type.SqlTypeName)">RelDataTypeSystem</a></code></span></div>
<div class="block">Returns the maximum scale of a given type.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="RelDataTypeSystem.html#getMaxScale(org.apache.calcite.sql.type.SqlTypeName)">getMaxScale</a></code>&nbsp;in interface&nbsp;<code><a href="RelDataTypeSystem.html" title="interface in org.apache.calcite.rel.type">RelDataTypeSystem</a></code></dd>
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<h3><a id="getDefaultPrecision(org.apache.calcite.sql.type.SqlTypeName)">getDefaultPrecision</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType">int</span>&nbsp;<span class="memberName">getDefaultPrecision</span>&#8203;(<span class="arguments"><a href="../../sql/type/SqlTypeName.html" title="enum in org.apache.calcite.sql.type">SqlTypeName</a>&nbsp;typeName)</span></div>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="RelDataTypeSystem.html#getDefaultPrecision(org.apache.calcite.sql.type.SqlTypeName)">RelDataTypeSystem</a></code></span></div>
<div class="block">Returns default precision for this type if supported, otherwise -1 if
precision is either unsupported or must be specified explicitly.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="RelDataTypeSystem.html#getDefaultPrecision(org.apache.calcite.sql.type.SqlTypeName)">getDefaultPrecision</a></code>&nbsp;in interface&nbsp;<code><a href="RelDataTypeSystem.html" title="interface in org.apache.calcite.rel.type">RelDataTypeSystem</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Default precision</dd>
</dl>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="getMaxPrecision(org.apache.calcite.sql.type.SqlTypeName)">getMaxPrecision</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType">int</span>&nbsp;<span class="memberName">getMaxPrecision</span>&#8203;(<span class="arguments"><a href="../../sql/type/SqlTypeName.html" title="enum in org.apache.calcite.sql.type">SqlTypeName</a>&nbsp;typeName)</span></div>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="RelDataTypeSystem.html#getMaxPrecision(org.apache.calcite.sql.type.SqlTypeName)">RelDataTypeSystem</a></code></span></div>
<div class="block">Returns the maximum precision (or length) allowed for this type, or -1 if
precision/length are not applicable for this type.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="RelDataTypeSystem.html#getMaxPrecision(org.apache.calcite.sql.type.SqlTypeName)">getMaxPrecision</a></code>&nbsp;in interface&nbsp;<code><a href="RelDataTypeSystem.html" title="interface in org.apache.calcite.rel.type">RelDataTypeSystem</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Maximum allowed precision</dd>
</dl>
</section>
</li>
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<section class="detail">
<h3><a id="getMaxNumericScale()">getMaxNumericScale</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType">int</span>&nbsp;<span class="memberName">getMaxNumericScale</span>()</div>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="RelDataTypeSystem.html#getMaxNumericScale()">RelDataTypeSystem</a></code></span></div>
<div class="block">Returns the maximum scale of a NUMERIC or DECIMAL type.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="RelDataTypeSystem.html#getMaxNumericScale()">getMaxNumericScale</a></code>&nbsp;in interface&nbsp;<code><a href="RelDataTypeSystem.html" title="interface in org.apache.calcite.rel.type">RelDataTypeSystem</a></code></dd>
</dl>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="getMaxNumericPrecision()">getMaxNumericPrecision</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType">int</span>&nbsp;<span class="memberName">getMaxNumericPrecision</span>()</div>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="RelDataTypeSystem.html#getMaxNumericPrecision()">RelDataTypeSystem</a></code></span></div>
<div class="block">Returns the maximum precision of a NUMERIC or DECIMAL type.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="RelDataTypeSystem.html#getMaxNumericPrecision()">getMaxNumericPrecision</a></code>&nbsp;in interface&nbsp;<code><a href="RelDataTypeSystem.html" title="interface in org.apache.calcite.rel.type">RelDataTypeSystem</a></code></dd>
</dl>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="getLiteral(org.apache.calcite.sql.type.SqlTypeName,boolean)">getLiteral</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType">@Nullable <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">getLiteral</span>&#8203;(<span class="arguments"><a href="../../sql/type/SqlTypeName.html" title="enum in org.apache.calcite.sql.type">SqlTypeName</a>&nbsp;typeName,
boolean&nbsp;isPrefix)</span></div>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="RelDataTypeSystem.html#getLiteral(org.apache.calcite.sql.type.SqlTypeName,boolean)">RelDataTypeSystem</a></code></span></div>
<div class="block">Returns the LITERAL string for the type, either PREFIX/SUFFIX.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="RelDataTypeSystem.html#getLiteral(org.apache.calcite.sql.type.SqlTypeName,boolean)">getLiteral</a></code>&nbsp;in interface&nbsp;<code><a href="RelDataTypeSystem.html" title="interface in org.apache.calcite.rel.type">RelDataTypeSystem</a></code></dd>
</dl>
</section>
</li>
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<section class="detail">
<h3><a id="isCaseSensitive(org.apache.calcite.sql.type.SqlTypeName)">isCaseSensitive</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType">boolean</span>&nbsp;<span class="memberName">isCaseSensitive</span>&#8203;(<span class="arguments"><a href="../../sql/type/SqlTypeName.html" title="enum in org.apache.calcite.sql.type">SqlTypeName</a>&nbsp;typeName)</span></div>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="RelDataTypeSystem.html#isCaseSensitive(org.apache.calcite.sql.type.SqlTypeName)">RelDataTypeSystem</a></code></span></div>
<div class="block">Returns whether the type is case sensitive.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="RelDataTypeSystem.html#isCaseSensitive(org.apache.calcite.sql.type.SqlTypeName)">isCaseSensitive</a></code>&nbsp;in interface&nbsp;<code><a href="RelDataTypeSystem.html" title="interface in org.apache.calcite.rel.type">RelDataTypeSystem</a></code></dd>
</dl>
</section>
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<section class="detail">
<h3><a id="isAutoincrement(org.apache.calcite.sql.type.SqlTypeName)">isAutoincrement</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType">boolean</span>&nbsp;<span class="memberName">isAutoincrement</span>&#8203;(<span class="arguments"><a href="../../sql/type/SqlTypeName.html" title="enum in org.apache.calcite.sql.type">SqlTypeName</a>&nbsp;typeName)</span></div>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="RelDataTypeSystem.html#isAutoincrement(org.apache.calcite.sql.type.SqlTypeName)">RelDataTypeSystem</a></code></span></div>
<div class="block">Returns whether the type can be auto increment.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="RelDataTypeSystem.html#isAutoincrement(org.apache.calcite.sql.type.SqlTypeName)">isAutoincrement</a></code>&nbsp;in interface&nbsp;<code><a href="RelDataTypeSystem.html" title="interface in org.apache.calcite.rel.type">RelDataTypeSystem</a></code></dd>
</dl>
</section>
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<h3><a id="getNumTypeRadix(org.apache.calcite.sql.type.SqlTypeName)">getNumTypeRadix</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType">int</span>&nbsp;<span class="memberName">getNumTypeRadix</span>&#8203;(<span class="arguments"><a href="../../sql/type/SqlTypeName.html" title="enum in org.apache.calcite.sql.type">SqlTypeName</a>&nbsp;typeName)</span></div>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="RelDataTypeSystem.html#getNumTypeRadix(org.apache.calcite.sql.type.SqlTypeName)">RelDataTypeSystem</a></code></span></div>
<div class="block">Returns the numeric type radix, typically 2 or 10.
0 means "not applicable".</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="RelDataTypeSystem.html#getNumTypeRadix(org.apache.calcite.sql.type.SqlTypeName)">getNumTypeRadix</a></code>&nbsp;in interface&nbsp;<code><a href="RelDataTypeSystem.html" title="interface in org.apache.calcite.rel.type">RelDataTypeSystem</a></code></dd>
</dl>
</section>
</li>
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<section class="detail">
<h3><a id="deriveSumType(org.apache.calcite.rel.type.RelDataTypeFactory,org.apache.calcite.rel.type.RelDataType)">deriveSumType</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></span>&nbsp;<span class="memberName">deriveSumType</span>&#8203;(<span class="arguments"><a href="RelDataTypeFactory.html" title="interface in org.apache.calcite.rel.type">RelDataTypeFactory</a>&nbsp;typeFactory,
<a href="RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;argumentType)</span></div>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="RelDataTypeSystem.html#deriveSumType(org.apache.calcite.rel.type.RelDataTypeFactory,org.apache.calcite.rel.type.RelDataType)">RelDataTypeSystem</a></code></span></div>
<div class="block">Returns the return type of a call to the <code>SUM</code> aggregate function,
inferred from its argument type.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="RelDataTypeSystem.html#deriveSumType(org.apache.calcite.rel.type.RelDataTypeFactory,org.apache.calcite.rel.type.RelDataType)">deriveSumType</a></code>&nbsp;in interface&nbsp;<code><a href="RelDataTypeSystem.html" title="interface in org.apache.calcite.rel.type">RelDataTypeSystem</a></code></dd>
</dl>
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</li>
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<section class="detail">
<h3><a id="deriveAvgAggType(org.apache.calcite.rel.type.RelDataTypeFactory,org.apache.calcite.rel.type.RelDataType)">deriveAvgAggType</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></span>&nbsp;<span class="memberName">deriveAvgAggType</span>&#8203;(<span class="arguments"><a href="RelDataTypeFactory.html" title="interface in org.apache.calcite.rel.type">RelDataTypeFactory</a>&nbsp;typeFactory,
<a href="RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;argumentType)</span></div>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="RelDataTypeSystem.html#deriveAvgAggType(org.apache.calcite.rel.type.RelDataTypeFactory,org.apache.calcite.rel.type.RelDataType)">RelDataTypeSystem</a></code></span></div>
<div class="block">Returns the return type of a call to the <code>AVG</code>, <code>STDDEV</code> or
<code>VAR</code> aggregate functions, inferred from its argument type.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="RelDataTypeSystem.html#deriveAvgAggType(org.apache.calcite.rel.type.RelDataTypeFactory,org.apache.calcite.rel.type.RelDataType)">deriveAvgAggType</a></code>&nbsp;in interface&nbsp;<code><a href="RelDataTypeSystem.html" title="interface in org.apache.calcite.rel.type">RelDataTypeSystem</a></code></dd>
</dl>
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<h3><a id="deriveCovarType(org.apache.calcite.rel.type.RelDataTypeFactory,org.apache.calcite.rel.type.RelDataType,org.apache.calcite.rel.type.RelDataType)">deriveCovarType</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></span>&nbsp;<span class="memberName">deriveCovarType</span>&#8203;(<span class="arguments"><a href="RelDataTypeFactory.html" title="interface in org.apache.calcite.rel.type">RelDataTypeFactory</a>&nbsp;typeFactory,
<a href="RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;arg0Type,
<a href="RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;arg1Type)</span></div>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="RelDataTypeSystem.html#deriveCovarType(org.apache.calcite.rel.type.RelDataTypeFactory,org.apache.calcite.rel.type.RelDataType,org.apache.calcite.rel.type.RelDataType)">RelDataTypeSystem</a></code></span></div>
<div class="block">Returns the return type of a call to the <code>COVAR</code> aggregate function,
inferred from its argument types.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="RelDataTypeSystem.html#deriveCovarType(org.apache.calcite.rel.type.RelDataTypeFactory,org.apache.calcite.rel.type.RelDataType,org.apache.calcite.rel.type.RelDataType)">deriveCovarType</a></code>&nbsp;in interface&nbsp;<code><a href="RelDataTypeSystem.html" title="interface in org.apache.calcite.rel.type">RelDataTypeSystem</a></code></dd>
</dl>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="deriveFractionalRankType(org.apache.calcite.rel.type.RelDataTypeFactory)">deriveFractionalRankType</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></span>&nbsp;<span class="memberName">deriveFractionalRankType</span>&#8203;(<span class="arguments"><a href="RelDataTypeFactory.html" title="interface in org.apache.calcite.rel.type">RelDataTypeFactory</a>&nbsp;typeFactory)</span></div>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="RelDataTypeSystem.html#deriveFractionalRankType(org.apache.calcite.rel.type.RelDataTypeFactory)">RelDataTypeSystem</a></code></span></div>
<div class="block">Returns the return type of the <code>CUME_DIST</code> and <code>PERCENT_RANK</code>
aggregate functions.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="RelDataTypeSystem.html#deriveFractionalRankType(org.apache.calcite.rel.type.RelDataTypeFactory)">deriveFractionalRankType</a></code>&nbsp;in interface&nbsp;<code><a href="RelDataTypeSystem.html" title="interface in org.apache.calcite.rel.type">RelDataTypeSystem</a></code></dd>
</dl>
</section>
</li>
<li class="blockList">
<section class="detail">
<h3><a id="deriveRankType(org.apache.calcite.rel.type.RelDataTypeFactory)">deriveRankType</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></span>&nbsp;<span class="memberName">deriveRankType</span>&#8203;(<span class="arguments"><a href="RelDataTypeFactory.html" title="interface in org.apache.calcite.rel.type">RelDataTypeFactory</a>&nbsp;typeFactory)</span></div>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="RelDataTypeSystem.html#deriveRankType(org.apache.calcite.rel.type.RelDataTypeFactory)">RelDataTypeSystem</a></code></span></div>
<div class="block">Returns the return type of the <code>NTILE</code>, <code>RANK</code>,
<code>DENSE_RANK</code>, and <code>ROW_NUMBER</code> aggregate functions.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="RelDataTypeSystem.html#deriveRankType(org.apache.calcite.rel.type.RelDataTypeFactory)">deriveRankType</a></code>&nbsp;in interface&nbsp;<code><a href="RelDataTypeSystem.html" title="interface in org.apache.calcite.rel.type">RelDataTypeSystem</a></code></dd>
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<section class="detail">
<h3><a id="isSchemaCaseSensitive()">isSchemaCaseSensitive</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType">boolean</span>&nbsp;<span class="memberName">isSchemaCaseSensitive</span>()</div>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="RelDataTypeSystem.html#isSchemaCaseSensitive()">RelDataTypeSystem</a></code></span></div>
<div class="block">Whether two record types are considered distinct if their field names
are the same but in different cases.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="RelDataTypeSystem.html#isSchemaCaseSensitive()">isSchemaCaseSensitive</a></code>&nbsp;in interface&nbsp;<code><a href="RelDataTypeSystem.html" title="interface in org.apache.calcite.rel.type">RelDataTypeSystem</a></code></dd>
</dl>
</section>
</li>
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<section class="detail">
<h3><a id="shouldConvertRaggedUnionTypesToVarying()">shouldConvertRaggedUnionTypesToVarying</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType">boolean</span>&nbsp;<span class="memberName">shouldConvertRaggedUnionTypesToVarying</span>()</div>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="RelDataTypeSystem.html#shouldConvertRaggedUnionTypesToVarying()">RelDataTypeSystem</a></code></span></div>
<div class="block">Whether the least restrictive type of a number of CHAR types of different
lengths should be a VARCHAR type. And similarly BINARY to VARBINARY.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="RelDataTypeSystem.html#shouldConvertRaggedUnionTypesToVarying()">shouldConvertRaggedUnionTypesToVarying</a></code>&nbsp;in interface&nbsp;<code><a href="RelDataTypeSystem.html" title="interface in org.apache.calcite.rel.type">RelDataTypeSystem</a></code></dd>
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