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<div class="subTitle">org.apache.openjpa.persistence.query</div>
<h2 title="Interface Aggregate" class="title">Interface Aggregate</h2>
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<dt>All Known Implementing Classes:</dt>
<dd><a href="../../../../../org/apache/openjpa/persistence/query/AbsExpression.html" title="class in org.apache.openjpa.persistence.query">AbsExpression</a>, <a href="../../../../../org/apache/openjpa/persistence/query/AverageExpression.html" title="class in org.apache.openjpa.persistence.query">AverageExpression</a>, <a href="../../../../../org/apache/openjpa/persistence/query/ConcatExpression.html" title="class in org.apache.openjpa.persistence.query">ConcatExpression</a>, <a href="../../../../../org/apache/openjpa/persistence/query/CountExpression.html" title="class in org.apache.openjpa.persistence.query">CountExpression</a>, <a href="../../../../../org/apache/openjpa/persistence/query/DistinctExpression.html" title="class in org.apache.openjpa.persistence.query">DistinctExpression</a>, <a href="../../../../../org/apache/openjpa/persistence/query/IndexExpression.html" title="class in org.apache.openjpa.persistence.query">IndexExpression</a>, <a href="../../../../../org/apache/openjpa/persistence/query/LengthExpression.html" title="class in org.apache.openjpa.persistence.query">LengthExpression</a>, <a href="../../../../../org/apache/openjpa/persistence/query/LowerExpression.html" title="class in org.apache.openjpa.persistence.query">LowerExpression</a>, <a href="../../../../../org/apache/openjpa/persistence/query/MaxExpression.html" title="class in org.apache.openjpa.persistence.query">MaxExpression</a>, <a href="../../../../../org/apache/openjpa/persistence/query/MinExpression.html" title="class in org.apache.openjpa.persistence.query">MinExpression</a>, <a href="../../../../../org/apache/openjpa/persistence/query/SizeExpression.html" title="class in org.apache.openjpa.persistence.query">SizeExpression</a>, <a href="../../../../../org/apache/openjpa/persistence/query/SquareRootExpression.html" title="class in org.apache.openjpa.persistence.query">SquareRootExpression</a>, <a href="../../../../../org/apache/openjpa/persistence/query/SubStringExpression.html" title="class in org.apache.openjpa.persistence.query">SubStringExpression</a>, <a href="../../../../../org/apache/openjpa/persistence/query/SumExpression.html" title="class in org.apache.openjpa.persistence.query">SumExpression</a>, <a href="../../../../../org/apache/openjpa/persistence/query/TrimExpression.html" title="class in org.apache.openjpa.persistence.query">TrimExpression</a>, <a href="../../../../../org/apache/openjpa/persistence/query/TypeExpression.html" title="class in org.apache.openjpa.persistence.query">TypeExpression</a>, <a href="../../../../../org/apache/openjpa/persistence/query/UnaryMinusExpression.html" title="class in org.apache.openjpa.persistence.query">UnaryMinusExpression</a>, <a href="../../../../../org/apache/openjpa/persistence/query/UpperExpression.html" title="class in org.apache.openjpa.persistence.query">UpperExpression</a></dd>
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<pre>public interface <span class="strong">Aggregate</span>
extends <a href="../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</a></pre>
<div class="block">Type of the result of an aggregate operation</div>
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<caption><span>Methods</span><span class="tabEnd">&nbsp;</span></caption>
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<td class="colFirst"><code><a href="../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/persistence/query/Aggregate.html#distinct()">distinct</a></strong>()</code>
<div class="block">Specify that duplicates are to be removed before the aggregate operation
is invoked.</div>
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<h3>Methods inherited from interface&nbsp;org.apache.openjpa.persistence.query.<a href="../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</a></h3>
<code><a href="../../../../../org/apache/openjpa/persistence/query/Expression.html#abs()">abs</a>, <a href="../../../../../org/apache/openjpa/persistence/query/Expression.html#concat(org.apache.openjpa.persistence.query.Expression...)">concat</a>, <a href="../../../../../org/apache/openjpa/persistence/query/Expression.html#concat(java.lang.String...)">concat</a>, <a href="../../../../../org/apache/openjpa/persistence/query/Expression.html#dividedBy(org.apache.openjpa.persistence.query.Expression)">dividedBy</a>, <a href="../../../../../org/apache/openjpa/persistence/query/Expression.html#dividedBy(java.lang.Number)">dividedBy</a>, <a href="../../../../../org/apache/openjpa/persistence/query/Expression.html#in(java.lang.Class...)">in</a>, <a href="../../../../../org/apache/openjpa/persistence/query/Expression.html#in(java.lang.Enum...)">in</a>, <a href="../../../../../org/apache/openjpa/persistence/query/Expression.html#in(org.apache.openjpa.persistence.query.Expression...)">in</a>, <a 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href="../../../../../org/apache/openjpa/persistence/query/Expression.html#trim()">trim</a>, <a href="../../../../../org/apache/openjpa/persistence/query/Expression.html#trim(char)">trim</a>, <a href="../../../../../org/apache/openjpa/persistence/query/Expression.html#trim(char,%20org.apache.openjpa.persistence.query.TrimSpec)">trim</a>, <a href="../../../../../org/apache/openjpa/persistence/query/Expression.html#trim(org.apache.openjpa.persistence.query.Expression)">trim</a>, <a href="../../../../../org/apache/openjpa/persistence/query/Expression.html#trim(org.apache.openjpa.persistence.query.Expression,%20org.apache.openjpa.persistence.query.TrimSpec)">trim</a>, <a href="../../../../../org/apache/openjpa/persistence/query/Expression.html#trim(org.apache.openjpa.persistence.query.TrimSpec)">trim</a>, <a href="../../../../../org/apache/openjpa/persistence/query/Expression.html#upper()">upper</a></code></li>
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<code><a href="../../../../../org/apache/openjpa/persistence/query/SelectItem.html#asc()">asc</a>, <a href="../../../../../org/apache/openjpa/persistence/query/SelectItem.html#desc()">desc</a></code></li>
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<h3>Methods inherited from interface&nbsp;org.apache.openjpa.persistence.query.<a href="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html" title="interface in org.apache.openjpa.persistence.query">PredicateOperand</a></h3>
<code><a href="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#between(java.util.Calendar,%20java.util.Calendar)">between</a>, <a href="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#between(java.util.Calendar,%20org.apache.openjpa.persistence.query.PredicateOperand)">between</a>, <a href="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#between(java.util.Date,%20java.util.Date)">between</a>, <a href="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#between(java.util.Date,%20org.apache.openjpa.persistence.query.PredicateOperand)">between</a>, <a href="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#between(java.lang.Number,%20java.lang.Number)">between</a>, <a href="../../../../../org/apache/openjpa/persistence/query/PredicateOperand.html#between(java.lang.Number,%20org.apache.openjpa.persistence.query.PredicateOperand)">between</a>, <a 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<pre><a href="../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</a>&nbsp;distinct()</pre>
<div class="block">Specify that duplicates are to be removed before the aggregate operation
is invoked.</div>
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