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<div class="subTitle">org.apache.cayenne.query</div>
<h2 title="Class PrefetchSelectQuery" class="title">Class PrefetchSelectQuery</h2>
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<li><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
<li>
<ul class="inheritance">
<li><a href="../../../../org/apache/cayenne/query/CacheableQuery.html" title="class in org.apache.cayenne.query">org.apache.cayenne.query.CacheableQuery</a></li>
<li>
<ul class="inheritance">
<li><a href="../../../../org/apache/cayenne/query/AbstractQuery.html" title="class in org.apache.cayenne.query">org.apache.cayenne.query.AbstractQuery</a></li>
<li>
<ul class="inheritance">
<li><a href="../../../../org/apache/cayenne/query/SelectQuery.html" title="class in org.apache.cayenne.query">org.apache.cayenne.query.SelectQuery</a>&lt;<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&gt;</li>
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<ul class="inheritance">
<li>org.apache.cayenne.query.PrefetchSelectQuery</li>
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<dt>All Implemented Interfaces:</dt>
<dd><a href="https://docs.oracle.com/javase/7/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>, <a href="../../../../org/apache/cayenne/query/ParameterizedQuery.html" title="interface in org.apache.cayenne.query">ParameterizedQuery</a>, <a href="../../../../org/apache/cayenne/query/Query.html" title="interface in org.apache.cayenne.query">Query</a>, <a href="../../../../org/apache/cayenne/query/Select.html" title="interface in org.apache.cayenne.query">Select</a>&lt;<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&gt;, <a href="../../../../org/apache/cayenne/util/XMLSerializable.html" title="interface in org.apache.cayenne.util">XMLSerializable</a></dd>
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<pre>public class <span class="typeNameLabel">PrefetchSelectQuery</span>
extends <a href="../../../../org/apache/cayenne/query/SelectQuery.html" title="class in org.apache.cayenne.query">SelectQuery</a>&lt;<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&gt;</pre>
<div class="block">A SelectQuery to perform a prefetch based on another query. Used internally by Cayenne
and is normally never used directly.</div>
<dl>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../../serialized-form.html#org.apache.cayenne.query.PrefetchSelectQuery">Serialized Form</a></dd>
</dl>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Field and Description</th>
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<tr class="altColor">
<td class="colFirst"><code>protected <a href="../../../../org/apache/cayenne/map/ObjRelationship.html" title="class in org.apache.cayenne.map">ObjRelationship</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/cayenne/query/PrefetchSelectQuery.html#lastPrefetchHint">lastPrefetchHint</a></span></code>
<div class="block">Stores the last ObjRelationship in the prefetch path.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/cayenne/query/PrefetchSelectQuery.html#prefetchPath">prefetchPath</a></span></code>
<div class="block">The relationship path from root objects to the objects being prefetched.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/7/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&lt;<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/cayenne/query/PrefetchSelectQuery.html#resultPaths">resultPaths</a></span></code>&nbsp;</td>
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<h3>Fields inherited from class&nbsp;org.apache.cayenne.query.<a href="../../../../org/apache/cayenne/query/SelectQuery.html" title="class in org.apache.cayenne.query">SelectQuery</a></h3>
<code><a href="../../../../org/apache/cayenne/query/SelectQuery.html#canReturnScalarValue">canReturnScalarValue</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#columns">columns</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#distinct">distinct</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#DISTINCT_DEFAULT">DISTINCT_DEFAULT</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#DISTINCT_PROPERTY">DISTINCT_PROPERTY</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#havingQualifier">havingQualifier</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#orderings">orderings</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#qualifier">qualifier</a></code></li>
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<h3>Fields inherited from class&nbsp;org.apache.cayenne.query.<a href="../../../../org/apache/cayenne/query/AbstractQuery.html" title="class in org.apache.cayenne.query">AbstractQuery</a></h3>
<code><a href="../../../../org/apache/cayenne/query/AbstractQuery.html#dataMap">dataMap</a>, <a href="../../../../org/apache/cayenne/query/AbstractQuery.html#name">name</a>, <a href="../../../../org/apache/cayenne/query/AbstractQuery.html#root">root</a></code></li>
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<h3>Fields inherited from class&nbsp;org.apache.cayenne.query.<a href="../../../../org/apache/cayenne/query/CacheableQuery.html" title="class in org.apache.cayenne.query">CacheableQuery</a></h3>
<code><a href="../../../../org/apache/cayenne/query/CacheableQuery.html#logger">logger</a></code></li>
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<th class="colOne" scope="col">Constructor and Description</th>
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/cayenne/query/PrefetchSelectQuery.html#PrefetchSelectQuery-java.lang.String-org.apache.cayenne.map.ObjRelationship-">PrefetchSelectQuery</a></span>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;prefetchPath,
<a href="../../../../org/apache/cayenne/map/ObjRelationship.html" title="class in org.apache.cayenne.map">ObjRelationship</a>&nbsp;lastPrefetchHint)</code>
<div class="block">Creates a new disjoint prefetch select query.</div>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/cayenne/query/PrefetchSelectQuery.html#addResultPath-java.lang.String-">addResultPath</a></span>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;path)</code>
<div class="block">Configures an "extra" path that will resolve to an extra column (or columns) in the
result set.</div>
</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code><a href="../../../../org/apache/cayenne/map/ObjRelationship.html" title="class in org.apache.cayenne.map">ObjRelationship</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/cayenne/query/PrefetchSelectQuery.html#getLastPrefetchHint--">getLastPrefetchHint</a></span>()</code>
<div class="block">Returns last incoming ObjRelationship in the prefetch relationship chain.</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/cayenne/query/PrefetchSelectQuery.html#getPrefetchPath--">getPrefetchPath</a></span>()</code>
<div class="block">Returns the prefetchPath.</div>
</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/7/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&lt;<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/cayenne/query/PrefetchSelectQuery.html#getResultPaths--">getResultPaths</a></span>()</code>
<div class="block">Returns extra result paths.</div>
</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/cayenne/query/PrefetchSelectQuery.html#removeResultPath-java.lang.String-">removeResultPath</a></span>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;path)</code>
<div class="block">Removes an extra result path.</div>
</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/cayenne/query/PrefetchSelectQuery.html#setLastPrefetchHint-org.apache.cayenne.map.ObjRelationship-">setLastPrefetchHint</a></span>(<a href="../../../../org/apache/cayenne/map/ObjRelationship.html" title="class in org.apache.cayenne.map">ObjRelationship</a>&nbsp;relationship)</code>&nbsp;</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/cayenne/query/PrefetchSelectQuery.html#setPrefetchPath-java.lang.String-">setPrefetchPath</a></span>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;prefetchPath)</code>
<div class="block">Sets the prefetchPath.</div>
</td>
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<ul class="blockList">
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<h3>Methods inherited from class&nbsp;org.apache.cayenne.query.<a href="../../../../org/apache/cayenne/query/SelectQuery.html" title="class in org.apache.cayenne.query">SelectQuery</a></h3>
<code><a href="../../../../org/apache/cayenne/query/SelectQuery.html#addOrdering-org.apache.cayenne.query.Ordering-">addOrdering</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#addOrdering-java.lang.String-org.apache.cayenne.query.SortOrder-">addOrdering</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#addOrderings-java.util.Collection-">addOrderings</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#addPrefetch-org.apache.cayenne.query.PrefetchTreeNode-">addPrefetch</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#addPrefetch-java.lang.String-">addPrefetch</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#aliasPathSplits-java.lang.String-java.lang.String...-">aliasPathSplits</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#andHavingQualifier-org.apache.cayenne.exp.Expression-">andHavingQualifier</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#andQualifier-org.apache.cayenne.exp.Expression-">andQualifier</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#batchIterator-org.apache.cayenne.ObjectContext-int-">batchIterator</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#canReturnScalarValue--">canReturnScalarValue</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#clearOrderings--">clearOrderings</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#clearPrefetches--">clearPrefetches</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#createQuery-java.util.Map-">createQuery</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#createSQLAction-org.apache.cayenne.query.SQLActionVisitor-">createSQLAction</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#dataRowQuery-java.lang.Class-">dataRowQuery</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#dataRowQuery-java.lang.Class-org.apache.cayenne.exp.Expression-">dataRowQuery</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#dataRowQuery-java.lang.Class-org.apache.cayenne.exp.Expression-java.util.List-">dataRowQuery</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#encodeAsXML-org.apache.cayenne.util.XMLEncoder-">encodeAsXML</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#getBaseMetaData--">getBaseMetaData</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#getColumns--">getColumns</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#getFetchLimit--">getFetchLimit</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#getFetchOffset--">getFetchOffset</a>, <a href="../../../../org/apache/cayenne/query/SelectQuery.html#getHavingQualifier--">getHavingQualifier</a>, <a 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<code><a href="../../../../org/apache/cayenne/query/AbstractQuery.html#getDataMap--">getDataMap</a>, <a href="../../../../org/apache/cayenne/query/AbstractQuery.html#getName--">getName</a>, <a href="../../../../org/apache/cayenne/query/AbstractQuery.html#getRoot--">getRoot</a>, <a href="../../../../org/apache/cayenne/query/AbstractQuery.html#setDataMap-org.apache.cayenne.map.DataMap-">setDataMap</a>, <a href="../../../../org/apache/cayenne/query/AbstractQuery.html#setName-java.lang.String-">setName</a>, <a href="../../../../org/apache/cayenne/query/AbstractQuery.html#setRoot-java.lang.Object-">setRoot</a>, <a href="../../../../org/apache/cayenne/query/AbstractQuery.html#toString--">toString</a></code></li>
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<code><a href="../../../../org/apache/cayenne/query/CacheableQuery.html#getCacheGroup--">getCacheGroup</a>, <a href="../../../../org/apache/cayenne/query/CacheableQuery.html#getCacheGroups--">getCacheGroups</a>, <a href="../../../../org/apache/cayenne/query/CacheableQuery.html#getCacheStrategy--">getCacheStrategy</a>, <a href="../../../../org/apache/cayenne/query/CacheableQuery.html#setCacheGroup-java.lang.String-">setCacheGroup</a>, <a href="../../../../org/apache/cayenne/query/CacheableQuery.html#setCacheGroups-java.lang.String...-">setCacheGroups</a>, <a href="../../../../org/apache/cayenne/query/CacheableQuery.html#setCacheStrategy-org.apache.cayenne.query.QueryCacheStrategy-">setCacheStrategy</a>, <a href="../../../../org/apache/cayenne/query/CacheableQuery.html#useLocalCache--">useLocalCache</a>, <a href="../../../../org/apache/cayenne/query/CacheableQuery.html#useLocalCache-java.lang.String...-">useLocalCache</a>, <a href="../../../../org/apache/cayenne/query/CacheableQuery.html#useLocalCache-java.lang.String-">useLocalCache</a>, <a href="../../../../org/apache/cayenne/query/CacheableQuery.html#useSharedCache--">useSharedCache</a>, <a href="../../../../org/apache/cayenne/query/CacheableQuery.html#useSharedCache-java.lang.String...-">useSharedCache</a>, <a href="../../../../org/apache/cayenne/query/CacheableQuery.html#useSharedCache-java.lang.String-">useSharedCache</a></code></li>
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<code><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li>
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<h3>Methods inherited from interface&nbsp;org.apache.cayenne.query.<a href="../../../../org/apache/cayenne/query/Query.html" title="interface in org.apache.cayenne.query">Query</a></h3>
<code><a href="../../../../org/apache/cayenne/query/Query.html#getDataMap--">getDataMap</a>, <a href="../../../../org/apache/cayenne/query/Query.html#getName--">getName</a></code></li>
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<h4>prefetchPath</h4>
<pre>protected&nbsp;<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> prefetchPath</pre>
<div class="block">The relationship path from root objects to the objects being prefetched.</div>
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<pre>protected&nbsp;<a href="../../../../org/apache/cayenne/map/ObjRelationship.html" title="class in org.apache.cayenne.map">ObjRelationship</a> lastPrefetchHint</pre>
<div class="block">Stores the last ObjRelationship in the prefetch path.</div>
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<pre>protected&nbsp;<a href="https://docs.oracle.com/javase/7/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&lt;<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt; resultPaths</pre>
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<pre>public&nbsp;PrefetchSelectQuery(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;prefetchPath,
<a href="../../../../org/apache/cayenne/map/ObjRelationship.html" title="class in org.apache.cayenne.map">ObjRelationship</a>&nbsp;lastPrefetchHint)</pre>
<div class="block">Creates a new disjoint prefetch select query.</div>
<dl>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>3.1</dd>
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<pre>public&nbsp;<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;getPrefetchPath()</pre>
<div class="block">Returns the prefetchPath.</div>
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<h4>setPrefetchPath</h4>
<pre>public&nbsp;void&nbsp;setPrefetchPath(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;prefetchPath)</pre>
<div class="block">Sets the prefetchPath.</div>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>prefetchPath</code> - The prefetchPath to set</dd>
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<pre>public&nbsp;<a href="../../../../org/apache/cayenne/map/ObjRelationship.html" title="class in org.apache.cayenne.map">ObjRelationship</a>&nbsp;getLastPrefetchHint()</pre>
<div class="block">Returns last incoming ObjRelationship in the prefetch relationship chain.</div>
<dl>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.1</dd>
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<pre>public&nbsp;void&nbsp;setLastPrefetchHint(<a href="../../../../org/apache/cayenne/map/ObjRelationship.html" title="class in org.apache.cayenne.map">ObjRelationship</a>&nbsp;relationship)</pre>
<dl>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.1</dd>
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<h4>addResultPath</h4>
<pre>public&nbsp;void&nbsp;addResultPath(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;path)</pre>
<div class="block">Configures an "extra" path that will resolve to an extra column (or columns) in the
result set.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>path</code> - A valid path expression. E.g. "abc" or "db:ABC" or "abc.xyz".</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.2</dd>
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<h4>removeResultPath</h4>
<pre>public&nbsp;void&nbsp;removeResultPath(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;path)</pre>
<div class="block">Removes an extra result path. Note that this method doesn't check for expression
invariants, as it doesn't have a proper context to do so. E.g. for the purpose of
this method "db:ARTIST_NAME" and "obj:artistName" are not the same, though both
will resolve to the same column name.</div>
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<h4>getResultPaths</h4>
<pre>public&nbsp;<a href="https://docs.oracle.com/javase/7/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&lt;<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;getResultPaths()</pre>
<div class="block">Returns extra result paths.</div>
<dl>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.2</dd>
</dl>
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