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<div class="subTitle"><span class="packageLabelInType">Package</span>&nbsp;<a href="package-summary.html">org.apache.calcite.schema.impl</a></div>
<h1 title="Class AbstractTable" class="title">Class AbstractTable</h1>
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<div class="inheritance">org.apache.calcite.schema.impl.AbstractTable</div>
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<dl>
<dt>All Implemented Interfaces:</dt>
<dd><code><a href="../Table.html" title="interface in org.apache.calcite.schema">Table</a></code>, <code><a href="../Wrapper.html" title="interface in org.apache.calcite.schema">Wrapper</a></code></dd>
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<dl>
<dt>Direct Known Subclasses:</dt>
<dd><code><a href="../../adapter/java/AbstractQueryableTable.html" title="class in org.apache.calcite.adapter.java">AbstractQueryableTable</a></code>, <code><a href="../../adapter/csv/CsvTable.html" title="class in org.apache.calcite.adapter.csv">CsvTable</a></code>, <code><a href="../../adapter/file/CsvTable.html" title="class in org.apache.calcite.adapter.file">CsvTable</a></code>, <code><a href="../../adapter/druid/DruidTable.html" title="class in org.apache.calcite.adapter.druid">DruidTable</a></code>, <code><a href="../../adapter/geode/simple/GeodeSimpleScannableTable.html" title="class in org.apache.calcite.adapter.geode.simple">GeodeSimpleScannableTable</a></code>, <code><a href="../../adapter/file/JsonTable.html" title="class in org.apache.calcite.adapter.file">JsonTable</a></code>, <code><a href="../../example/maze/MazeTable.html" title="class in org.apache.calcite.example.maze">MazeTable</a></code>, <code><a href="../../adapter/pig/PigTable.html" title="class in org.apache.calcite.adapter.pig">PigTable</a></code>, <code><a href="../../piglet/PigTable.html" title="class in org.apache.calcite.piglet">PigTable</a></code>, <code><a href="../../adapter/redis/RedisTable.html" title="class in org.apache.calcite.adapter.redis">RedisTable</a></code>, <code><a href="StarTable.html" title="class in org.apache.calcite.schema.impl">StarTable</a></code></dd>
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<pre>public abstract class <span class="typeNameLabel">AbstractTable</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="../Table.html" title="interface in org.apache.calcite.schema">Table</a>, <a href="../Wrapper.html" title="interface in org.apache.calcite.schema">Wrapper</a></pre>
<div class="block">Abstract base class for implementing <a href="../Table.html" title="interface in org.apache.calcite.schema"><code>Table</code></a>.
<p>Sub-classes should override <a href="#isRolledUp(java.lang.String)"><code>isRolledUp(java.lang.String)</code></a> and
<a href="../Table.html#rolledUpColumnValidInsideAgg(java.lang.String,org.apache.calcite.sql.SqlCall,org.apache.calcite.sql.SqlNode,org.apache.calcite.config.CalciteConnectionConfig)"><code>Table.rolledUpColumnValidInsideAgg(String, SqlCall, SqlNode, CalciteConnectionConfig)</code></a>
if their table can potentially contain rolled up values. This information is
used by the validator to check for illegal uses of these columns.</div>
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<th class="colFirst" scope="col">Modifier</th>
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<td class="colFirst"><code>protected </code></td>
<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E()">AbstractTable</a></span>()</code></th>
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<td class="colFirst"><code><a href="../Schema.TableType.html" title="enum in org.apache.calcite.schema">Schema.TableType</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getJdbcTableType()">getJdbcTableType</a></span>()</code></th>
<td class="colLast">
<div class="block">Type of table.</div>
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<tr class="rowColor" id="i1">
<td class="colFirst"><code><a href="../Statistic.html" title="interface in org.apache.calcite.schema">Statistic</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getStatistic()">getStatistic</a></span>()</code></th>
<td class="colLast">
<div class="block">Returns a provider of statistics about this table.</div>
</td>
</tr>
<tr class="altColor" id="i2">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isRolledUp(java.lang.String)">isRolledUp</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;column)</code></th>
<td class="colLast">
<div class="block">Determines whether the given <code>column</code> has been rolled up.</div>
</td>
</tr>
<tr class="rowColor" id="i3">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#rolledUpColumnValidInsideAgg(java.lang.String,org.apache.calcite.sql.SqlCall,org.apache.calcite.sql.SqlNode,org.apache.calcite.config.CalciteConnectionConfig)">rolledUpColumnValidInsideAgg</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;column,
<a href="../../sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a>&nbsp;call,
@Nullable <a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;parent,
@Nullable <a href="../../config/CalciteConnectionConfig.html" title="interface in org.apache.calcite.config">CalciteConnectionConfig</a>&nbsp;config)</code></th>
<td class="colLast">
<div class="block">Determines whether the given rolled up column can be used inside the given aggregate function.</div>
</td>
</tr>
<tr class="altColor" id="i4">
<td class="colFirst"><code>&lt;C&gt;&nbsp;@Nullable C</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#unwrap(java.lang.Class)">unwrap</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang" class="externalLink">Class</a>&lt;C&gt;&nbsp;aClass)</code></th>
<td class="colLast">
<div class="block">Finds an instance of an interface implemented by this object,
or returns null if this object does not support that interface.</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">
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<div class="inheritedList">
<h3>Methods inherited from interface&nbsp;org.apache.calcite.schema.<a href="../Table.html" title="interface in org.apache.calcite.schema">Table</a></h3>
<a id="methods.inherited.from.class.org.apache.calcite.schema.Table">
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</a><code><a href="../Table.html#getRowType(org.apache.calcite.rel.type.RelDataTypeFactory)">getRowType</a></code></div>
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<h3>Methods inherited from interface&nbsp;org.apache.calcite.schema.<a href="../Wrapper.html" title="interface in org.apache.calcite.schema">Wrapper</a></h3>
<a id="methods.inherited.from.class.org.apache.calcite.schema.Wrapper">
<!-- -->
</a><code><a href="../Wrapper.html#maybeUnwrap(java.lang.Class)">maybeUnwrap</a>, <a href="../Wrapper.html#unwrapOrThrow(java.lang.Class)">unwrapOrThrow</a></code></div>
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<h3><a id="&lt;init&gt;()">AbstractTable</a></h3>
<div class="memberSignature"><span class="modifiers">protected</span>&nbsp;<span class="memberName">AbstractTable</span>()</div>
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<h3><a id="getStatistic()">getStatistic</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="../Statistic.html" title="interface in org.apache.calcite.schema">Statistic</a></span>&nbsp;<span class="memberName">getStatistic</span>()</div>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../Table.html#getStatistic()">Table</a></code></span></div>
<div class="block">Returns a provider of statistics about this table.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../Table.html#getStatistic()">getStatistic</a></code>&nbsp;in interface&nbsp;<code><a href="../Table.html" title="interface in org.apache.calcite.schema">Table</a></code></dd>
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<h3><a id="getJdbcTableType()">getJdbcTableType</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType"><a href="../Schema.TableType.html" title="enum in org.apache.calcite.schema">Schema.TableType</a></span>&nbsp;<span class="memberName">getJdbcTableType</span>()</div>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../Table.html#getJdbcTableType()">Table</a></code></span></div>
<div class="block">Type of table.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../Table.html#getJdbcTableType()">getJdbcTableType</a></code>&nbsp;in interface&nbsp;<code><a href="../Table.html" title="interface in org.apache.calcite.schema">Table</a></code></dd>
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<h3><a id="unwrap(java.lang.Class)">unwrap</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="typeParameters">&lt;C&gt;</span>&nbsp;<span class="returnType">@Nullable C</span>&nbsp;<span class="memberName">unwrap</span>&#8203;(<span class="arguments"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang" class="externalLink">Class</a>&lt;C&gt;&nbsp;aClass)</span></div>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../Wrapper.html#unwrap(java.lang.Class)">Wrapper</a></code></span></div>
<div class="block">Finds an instance of an interface implemented by this object,
or returns null if this object does not support that interface.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../Wrapper.html#unwrap(java.lang.Class)">unwrap</a></code>&nbsp;in interface&nbsp;<code><a href="../Wrapper.html" title="interface in org.apache.calcite.schema">Wrapper</a></code></dd>
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<h3><a id="isRolledUp(java.lang.String)">isRolledUp</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType">boolean</span>&nbsp;<span class="memberName">isRolledUp</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;column)</span></div>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../Table.html#isRolledUp(java.lang.String)">Table</a></code></span></div>
<div class="block">Determines whether the given <code>column</code> has been rolled up.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../Table.html#isRolledUp(java.lang.String)">isRolledUp</a></code>&nbsp;in interface&nbsp;<code><a href="../Table.html" title="interface in org.apache.calcite.schema">Table</a></code></dd>
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<h3><a id="rolledUpColumnValidInsideAgg(java.lang.String,org.apache.calcite.sql.SqlCall,org.apache.calcite.sql.SqlNode,org.apache.calcite.config.CalciteConnectionConfig)">rolledUpColumnValidInsideAgg</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType">boolean</span>&nbsp;<span class="memberName">rolledUpColumnValidInsideAgg</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;column,
<a href="../../sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a>&nbsp;call,
@Nullable <a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a>&nbsp;parent,
@Nullable <a href="../../config/CalciteConnectionConfig.html" title="interface in org.apache.calcite.config">CalciteConnectionConfig</a>&nbsp;config)</span></div>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../Table.html#rolledUpColumnValidInsideAgg(java.lang.String,org.apache.calcite.sql.SqlCall,org.apache.calcite.sql.SqlNode,org.apache.calcite.config.CalciteConnectionConfig)">Table</a></code></span></div>
<div class="block">Determines whether the given rolled up column can be used inside the given aggregate function.
You can assume that <code>isRolledUp(column)</code> is <code>true</code>.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../Table.html#rolledUpColumnValidInsideAgg(java.lang.String,org.apache.calcite.sql.SqlCall,org.apache.calcite.sql.SqlNode,org.apache.calcite.config.CalciteConnectionConfig)">rolledUpColumnValidInsideAgg</a></code>&nbsp;in interface&nbsp;<code><a href="../Table.html" title="interface in org.apache.calcite.schema">Table</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>column</code> - The column name for which <code>isRolledUp</code> is true</dd>
<dd><code>call</code> - The aggregate call</dd>
<dd><code>parent</code> - Parent node of <code>call</code> in the <a href="../../sql/SqlNode.html" title="class in org.apache.calcite.sql"><code>SqlNode</code></a> tree</dd>
<dd><code>config</code> - Config settings. May be null</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>true iff the given aggregate call is valid</dd>
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