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<div class="subTitle">org.apache.openjpa.jdbc.sql</div>
<h2 title="Class LogicalUnion" class="title">Class LogicalUnion</h2>
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<li>org.apache.openjpa.jdbc.sql.LogicalUnion</li>
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<dl>
<dt>All Implemented Interfaces:</dt>
<dd><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html" title="interface in org.apache.openjpa.jdbc.sql">SelectExecutor</a>, <a href="../../../../../org/apache/openjpa/jdbc/sql/Union.html" title="interface in org.apache.openjpa.jdbc.sql">Union</a></dd>
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<pre>public class <span class="strong">LogicalUnion</span>
extends <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>
implements <a href="../../../../../org/apache/openjpa/jdbc/sql/Union.html" title="interface in org.apache.openjpa.jdbc.sql">Union</a></pre>
<div class="block">A logical union made up of multiple distinct selects whose results are
combined in memory.</div>
<dl><dt><span class="strong">Author:</span></dt>
<dd>Abe White</dd></dl>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Class and Description</th>
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<td class="colFirst"><code>static interface&nbsp;</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.Selector.html" title="interface in org.apache.openjpa.jdbc.sql">LogicalUnion.Selector</a></strong></code>
<div class="block">A callback used to create the selects in a SQL union.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.UnionSelect.html" title="class in org.apache.openjpa.jdbc.sql">LogicalUnion.UnionSelect</a></strong></code>
<div class="block">A select that is part of a logical union.</div>
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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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<td class="colFirst"><code>protected <a href="http://download.oracle.com/javase/6/docs/api/java/util/BitSet.html?is-external=true" title="class or interface in java.util">BitSet</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#desc">desc</a></strong></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected <a href="../../../../../org/apache/openjpa/jdbc/sql/DBDictionary.html" title="class in org.apache.openjpa.jdbc.sql">DBDictionary</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#dict">dict</a></strong></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected <a href="../../../../../org/apache/openjpa/jdbc/meta/ClassMapping.html" title="class in org.apache.openjpa.jdbc.meta">ClassMapping</a>[]</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#mappings">mappings</a></strong></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected <a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.UnionSelect.html" title="class in org.apache.openjpa.jdbc.sql">LogicalUnion.UnionSelect</a>[]</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#sels">sels</a></strong></code>&nbsp;</td>
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<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colFirst" scope="col">Modifier</th>
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<td class="colFirst"><code>&nbsp;</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#LogicalUnion(org.apache.openjpa.jdbc.conf.JDBCConfiguration,%20int)">LogicalUnion</a></strong>(<a href="../../../../../org/apache/openjpa/jdbc/conf/JDBCConfiguration.html" title="interface in org.apache.openjpa.jdbc.conf">JDBCConfiguration</a>&nbsp;conf,
int&nbsp;sels)</code>
<div class="block">Constructor.</div>
</td>
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<tr class="rowColor">
<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#LogicalUnion(org.apache.openjpa.jdbc.conf.JDBCConfiguration,%20int,%20org.apache.openjpa.jdbc.sql.Select[])">LogicalUnion</a></strong>(<a href="../../../../../org/apache/openjpa/jdbc/conf/JDBCConfiguration.html" title="interface in org.apache.openjpa.jdbc.conf">JDBCConfiguration</a>&nbsp;conf,
int&nbsp;sels,
<a href="../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</a>[]&nbsp;seeds)</code>
<div class="block">Delegate constructor.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>&nbsp;</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#LogicalUnion(org.apache.openjpa.jdbc.conf.JDBCConfiguration,%20org.apache.openjpa.jdbc.sql.Select[])">LogicalUnion</a></strong>(<a href="../../../../../org/apache/openjpa/jdbc/conf/JDBCConfiguration.html" title="interface in org.apache.openjpa.jdbc.conf">JDBCConfiguration</a>&nbsp;conf,
<a href="../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</a>[]&nbsp;seeds)</code>
<div class="block">Constructor used to seed the internal selects.</div>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#abortUnion()">abortUnion</a></strong>()</code>
<div class="block">Force the use of a series of standard selects rather than a true UNION.</div>
</td>
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<td class="colFirst"><code><a href="../../../../../org/apache/openjpa/jdbc/sql/Result.html" title="interface in org.apache.openjpa.jdbc.sql">Result</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#execute(org.apache.openjpa.jdbc.kernel.JDBCStore,%20org.apache.openjpa.jdbc.kernel.JDBCFetchConfiguration)">execute</a></strong>(<a href="../../../../../org/apache/openjpa/jdbc/kernel/JDBCStore.html" title="interface in org.apache.openjpa.jdbc.kernel">JDBCStore</a>&nbsp;store,
<a href="../../../../../org/apache/openjpa/jdbc/kernel/JDBCFetchConfiguration.html" title="interface in org.apache.openjpa.jdbc.kernel">JDBCFetchConfiguration</a>&nbsp;fetch)</code>
<div class="block">Execute this select in the context of the given store manager.</div>
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<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/openjpa/jdbc/sql/Result.html" title="interface in org.apache.openjpa.jdbc.sql">Result</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#execute(org.apache.openjpa.jdbc.kernel.JDBCStore,%20org.apache.openjpa.jdbc.kernel.JDBCFetchConfiguration,%20int)">execute</a></strong>(<a href="../../../../../org/apache/openjpa/jdbc/kernel/JDBCStore.html" title="interface in org.apache.openjpa.jdbc.kernel">JDBCStore</a>&nbsp;store,
<a href="../../../../../org/apache/openjpa/jdbc/kernel/JDBCFetchConfiguration.html" title="interface in org.apache.openjpa.jdbc.kernel">JDBCFetchConfiguration</a>&nbsp;fetch,
int&nbsp;lockLevel)</code>
<div class="block">Execute this select in the context of the given store manager.</div>
</td>
</tr>
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<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#getAutoDistinct()">getAutoDistinct</a></strong>()</code>
<div class="block">Whether to automatically make results distinct when relational joins
would otherwise introduce duplicates.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/openjpa/jdbc/conf/JDBCConfiguration.html" title="interface in org.apache.openjpa.jdbc.conf">JDBCConfiguration</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#getConfiguration()">getConfiguration</a></strong>()</code>
<div class="block">Return the select configuration.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#getCount(org.apache.openjpa.jdbc.kernel.JDBCStore)">getCount</a></strong>(<a href="../../../../../org/apache/openjpa/jdbc/kernel/JDBCStore.html" title="interface in org.apache.openjpa.jdbc.kernel">JDBCStore</a>&nbsp;store)</code>
<div class="block">Return the number of instances matching this select.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/openjpa/jdbc/sql/DBDictionary.html" title="class in org.apache.openjpa.jdbc.sql">DBDictionary</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#getDBDictionary()">getDBDictionary</a></strong>()</code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#getExpectedResultCount()">getExpectedResultCount</a></strong>()</code>
<div class="block">The expected result count for the query.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#getJoinSyntax()">getJoinSyntax</a></strong>()</code>
<div class="block">The join syntax for this select, as one of the syntax constants from
<a href="../../../../../org/apache/openjpa/jdbc/sql/JoinSyntaxes.html" title="interface in org.apache.openjpa.jdbc.sql"><code>JoinSyntaxes</code></a>.</div>
</td>
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<tr class="rowColor">
<td class="colFirst"><code><a href="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#getOrdering()">getOrdering</a></strong>()</code>
<div class="block">Get the union-level ordering, if any.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</a>[]</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#getSelects()">getSelects</a></strong>()</code>
<div class="block">Return the selects that make up this union.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/openjpa/jdbc/sql/SQLBuffer.html" title="class in org.apache.openjpa.jdbc.sql">SQLBuffer</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#getSQL()">getSQL</a></strong>()</code>
<div class="block">Get the buffer if it has been computed by a previous call to
<a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#toSelect(boolean,%20org.apache.openjpa.jdbc.kernel.JDBCFetchConfiguration)"><code>SelectExecutor.toSelect(boolean, JDBCFetchConfiguration)</code></a>, if any.</div>
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<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#hasMultipleSelects()">hasMultipleSelects</a></strong>()</code>
<div class="block">Affirm if this receiver requires more than one selects to fetch its
data.</div>
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</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#isDistinct()">isDistinct</a></strong>()</code>
<div class="block">Whether this is a SELECT DISTINCT / UNION ALL.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#isLRS()">isLRS</a></strong>()</code>
<div class="block">Whether the result of this select should be treated as a large
result set.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#isUnion()">isUnion</a></strong>()</code>
<div class="block">Whether this is a true UNION, rather than a logical combination of
independent selects.</div>
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<td class="colFirst"><code>protected <a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.UnionSelect.html" title="class in org.apache.openjpa.jdbc.sql">LogicalUnion.UnionSelect</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#newUnionSelect(org.apache.openjpa.jdbc.sql.SelectImpl,%20int)">newUnionSelect</a></strong>(<a href="../../../../../org/apache/openjpa/jdbc/sql/SelectImpl.html" title="class in org.apache.openjpa.jdbc.sql">SelectImpl</a>&nbsp;seed,
int&nbsp;pos)</code>
<div class="block">Create a new union select with the given delegate and union position.</div>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#select(org.apache.openjpa.jdbc.sql.Union.Selector)">select</a></strong>(<a href="../../../../../org/apache/openjpa/jdbc/sql/Union.Selector.html" title="interface in org.apache.openjpa.jdbc.sql">Union.Selector</a>&nbsp;selector)</code>
<div class="block">Select data using the given selector.</div>
</td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#setAutoDistinct(boolean)">setAutoDistinct</a></strong>(boolean&nbsp;distinct)</code>
<div class="block">Whether to automatically make results distinct when relational joins
would otherwise introduce duplicates.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#setDistinct(boolean)">setDistinct</a></strong>(boolean&nbsp;distinct)</code>
<div class="block">Whether this is a SELECT DISTINCT / UNION ALL.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#setExpectedResultCount(int,%20boolean)">setExpectedResultCount</a></strong>(int&nbsp;expectedResultCount,
boolean&nbsp;force)</code>
<div class="block">The expected result count for the query.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#setJoinSyntax(int)">setJoinSyntax</a></strong>(int&nbsp;syntax)</code>
<div class="block">The join syntax for this select, as one of the syntax constants from
<a href="../../../../../org/apache/openjpa/jdbc/sql/JoinSyntaxes.html" title="interface in org.apache.openjpa.jdbc.sql"><code>JoinSyntaxes</code></a>.</div>
</td>
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<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#setLRS(boolean)">setLRS</a></strong>(boolean&nbsp;lrs)</code>
<div class="block">Whether the result of this select should be treated as a large
result set.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#supportsLocking()">supportsLocking</a></strong>()</code>
<div class="block">Whether this select can be executed for update.</div>
</td>
</tr>
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<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#supportsRandomAccess(boolean)">supportsRandomAccess</a></strong>(boolean&nbsp;forUpdate)</code>
<div class="block">Return whether this select can support a random access result set type.</div>
</td>
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<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/openjpa/jdbc/sql/SQLBuffer.html" title="class in org.apache.openjpa.jdbc.sql">SQLBuffer</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#toSelect(boolean,%20org.apache.openjpa.jdbc.kernel.JDBCFetchConfiguration)">toSelect</a></strong>(boolean&nbsp;forUpdate,
<a href="../../../../../org/apache/openjpa/jdbc/kernel/JDBCFetchConfiguration.html" title="interface in org.apache.openjpa.jdbc.kernel">JDBCFetchConfiguration</a>&nbsp;fetch)</code>
<div class="block">Return this select as a SQL statement formatted for the current
dictionary.</div>
</td>
</tr>
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<td class="colFirst"><code><a href="../../../../../org/apache/openjpa/jdbc/sql/SQLBuffer.html" title="class in org.apache.openjpa.jdbc.sql">SQLBuffer</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#toSelectCount()">toSelectCount</a></strong>()</code>
<div class="block">Return this select as a COUNT SQL statement formatted for the current
dictionary.</div>
</td>
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<td class="colFirst"><code><a href="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.html#toString()">toString</a></strong>()</code>&nbsp;</td>
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<code><a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long,%20int)" title="class or interface in java.lang">wait</a></code></li>
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<pre>protected final&nbsp;<a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.UnionSelect.html" title="class in org.apache.openjpa.jdbc.sql">LogicalUnion.UnionSelect</a>[] sels</pre>
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<pre>protected final&nbsp;<a href="../../../../../org/apache/openjpa/jdbc/sql/DBDictionary.html" title="class in org.apache.openjpa.jdbc.sql">DBDictionary</a> dict</pre>
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<pre>protected final&nbsp;<a href="../../../../../org/apache/openjpa/jdbc/meta/ClassMapping.html" title="class in org.apache.openjpa.jdbc.meta">ClassMapping</a>[] mappings</pre>
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<pre>protected final&nbsp;<a href="http://download.oracle.com/javase/6/docs/api/java/util/BitSet.html?is-external=true" title="class or interface in java.util">BitSet</a> desc</pre>
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<pre>public&nbsp;LogicalUnion(<a href="../../../../../org/apache/openjpa/jdbc/conf/JDBCConfiguration.html" title="interface in org.apache.openjpa.jdbc.conf">JDBCConfiguration</a>&nbsp;conf,
int&nbsp;sels)</pre>
<div class="block">Constructor.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>conf</code> - system configuration</dd><dd><code>sels</code> - the number of SQL selects to union together</dd></dl>
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<pre>public&nbsp;LogicalUnion(<a href="../../../../../org/apache/openjpa/jdbc/conf/JDBCConfiguration.html" title="interface in org.apache.openjpa.jdbc.conf">JDBCConfiguration</a>&nbsp;conf,
<a href="../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</a>[]&nbsp;seeds)</pre>
<div class="block">Constructor used to seed the internal selects.</div>
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<pre>protected&nbsp;LogicalUnion(<a href="../../../../../org/apache/openjpa/jdbc/conf/JDBCConfiguration.html" title="interface in org.apache.openjpa.jdbc.conf">JDBCConfiguration</a>&nbsp;conf,
int&nbsp;sels,
<a href="../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</a>[]&nbsp;seeds)</pre>
<div class="block">Delegate constructor.</div>
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<pre>protected&nbsp;<a href="../../../../../org/apache/openjpa/jdbc/sql/LogicalUnion.UnionSelect.html" title="class in org.apache.openjpa.jdbc.sql">LogicalUnion.UnionSelect</a>&nbsp;newUnionSelect(<a href="../../../../../org/apache/openjpa/jdbc/sql/SelectImpl.html" title="class in org.apache.openjpa.jdbc.sql">SelectImpl</a>&nbsp;seed,
int&nbsp;pos)</pre>
<div class="block">Create a new union select with the given delegate and union position.</div>
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<pre>public&nbsp;<a href="../../../../../org/apache/openjpa/jdbc/sql/Select.html" title="interface in org.apache.openjpa.jdbc.sql">Select</a>[]&nbsp;getSelects()</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/Union.html#getSelects()">Union</a></code></strong></div>
<div class="block">Return the selects that make up this union.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/Union.html#getSelects()">getSelects</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/Union.html" title="interface in org.apache.openjpa.jdbc.sql">Union</a></code></dd>
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<pre>public&nbsp;boolean&nbsp;isUnion()</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/Union.html#isUnion()">Union</a></code></strong></div>
<div class="block">Whether this is a true UNION, rather than a logical combination of
independent selects.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/Union.html#isUnion()">isUnion</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/Union.html" title="interface in org.apache.openjpa.jdbc.sql">Union</a></code></dd>
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<pre>public&nbsp;void&nbsp;abortUnion()</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/Union.html#abortUnion()">Union</a></code></strong></div>
<div class="block">Force the use of a series of standard selects rather than a true UNION.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/Union.html#abortUnion()">abortUnion</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/Union.html" title="interface in org.apache.openjpa.jdbc.sql">Union</a></code></dd>
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<pre>public&nbsp;<a href="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;getOrdering()</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/Union.html#getOrdering()">Union</a></code></strong></div>
<div class="block">Get the union-level ordering, if any.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/Union.html#getOrdering()">getOrdering</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/Union.html" title="interface in org.apache.openjpa.jdbc.sql">Union</a></code></dd>
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<pre>public&nbsp;<a href="../../../../../org/apache/openjpa/jdbc/conf/JDBCConfiguration.html" title="interface in org.apache.openjpa.jdbc.conf">JDBCConfiguration</a>&nbsp;getConfiguration()</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#getConfiguration()">SelectExecutor</a></code></strong></div>
<div class="block">Return the select configuration.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#getConfiguration()">getConfiguration</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html" title="interface in org.apache.openjpa.jdbc.sql">SelectExecutor</a></code></dd>
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<pre>public&nbsp;<a href="../../../../../org/apache/openjpa/jdbc/sql/DBDictionary.html" title="class in org.apache.openjpa.jdbc.sql">DBDictionary</a>&nbsp;getDBDictionary()</pre>
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<pre>public&nbsp;<a href="../../../../../org/apache/openjpa/jdbc/sql/SQLBuffer.html" title="class in org.apache.openjpa.jdbc.sql">SQLBuffer</a>&nbsp;toSelect(boolean&nbsp;forUpdate,
<a href="../../../../../org/apache/openjpa/jdbc/kernel/JDBCFetchConfiguration.html" title="interface in org.apache.openjpa.jdbc.kernel">JDBCFetchConfiguration</a>&nbsp;fetch)</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#toSelect(boolean,%20org.apache.openjpa.jdbc.kernel.JDBCFetchConfiguration)">SelectExecutor</a></code></strong></div>
<div class="block">Return this select as a SQL statement formatted for the current
dictionary.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#toSelect(boolean,%20org.apache.openjpa.jdbc.kernel.JDBCFetchConfiguration)">toSelect</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html" title="interface in org.apache.openjpa.jdbc.sql">SelectExecutor</a></code></dd>
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<pre>public&nbsp;<a href="../../../../../org/apache/openjpa/jdbc/sql/SQLBuffer.html" title="class in org.apache.openjpa.jdbc.sql">SQLBuffer</a>&nbsp;getSQL()</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#getSQL()">SelectExecutor</a></code></strong></div>
<div class="block">Get the buffer if it has been computed by a previous call to
<a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#toSelect(boolean,%20org.apache.openjpa.jdbc.kernel.JDBCFetchConfiguration)"><code>SelectExecutor.toSelect(boolean, JDBCFetchConfiguration)</code></a>, if any.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#getSQL()">getSQL</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html" title="interface in org.apache.openjpa.jdbc.sql">SelectExecutor</a></code></dd>
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<pre>public&nbsp;<a href="../../../../../org/apache/openjpa/jdbc/sql/SQLBuffer.html" title="class in org.apache.openjpa.jdbc.sql">SQLBuffer</a>&nbsp;toSelectCount()</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#toSelectCount()">SelectExecutor</a></code></strong></div>
<div class="block">Return this select as a COUNT SQL statement formatted for the current
dictionary.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#toSelectCount()">toSelectCount</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html" title="interface in org.apache.openjpa.jdbc.sql">SelectExecutor</a></code></dd>
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<pre>public&nbsp;boolean&nbsp;getAutoDistinct()</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#getAutoDistinct()">SelectExecutor</a></code></strong></div>
<div class="block">Whether to automatically make results distinct when relational joins
would otherwise introduce duplicates.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#getAutoDistinct()">getAutoDistinct</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html" title="interface in org.apache.openjpa.jdbc.sql">SelectExecutor</a></code></dd>
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<pre>public&nbsp;void&nbsp;setAutoDistinct(boolean&nbsp;distinct)</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#setAutoDistinct(boolean)">SelectExecutor</a></code></strong></div>
<div class="block">Whether to automatically make results distinct when relational joins
would otherwise introduce duplicates.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#setAutoDistinct(boolean)">setAutoDistinct</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html" title="interface in org.apache.openjpa.jdbc.sql">SelectExecutor</a></code></dd>
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<pre>public&nbsp;boolean&nbsp;isDistinct()</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#isDistinct()">SelectExecutor</a></code></strong></div>
<div class="block">Whether this is a SELECT DISTINCT / UNION ALL.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#isDistinct()">isDistinct</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html" title="interface in org.apache.openjpa.jdbc.sql">SelectExecutor</a></code></dd>
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<pre>public&nbsp;void&nbsp;setDistinct(boolean&nbsp;distinct)</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#setDistinct(boolean)">SelectExecutor</a></code></strong></div>
<div class="block">Whether this is a SELECT DISTINCT / UNION ALL.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#setDistinct(boolean)">setDistinct</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html" title="interface in org.apache.openjpa.jdbc.sql">SelectExecutor</a></code></dd>
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<pre>public&nbsp;boolean&nbsp;isLRS()</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#isLRS()">SelectExecutor</a></code></strong></div>
<div class="block">Whether the result of this select should be treated as a large
result set.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#isLRS()">isLRS</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html" title="interface in org.apache.openjpa.jdbc.sql">SelectExecutor</a></code></dd>
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<pre>public&nbsp;void&nbsp;setLRS(boolean&nbsp;lrs)</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#setLRS(boolean)">SelectExecutor</a></code></strong></div>
<div class="block">Whether the result of this select should be treated as a large
result set.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#setLRS(boolean)">setLRS</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html" title="interface in org.apache.openjpa.jdbc.sql">SelectExecutor</a></code></dd>
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<pre>public&nbsp;int&nbsp;getExpectedResultCount()</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#getExpectedResultCount()">SelectExecutor</a></code></strong></div>
<div class="block">The expected result count for the query.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#getExpectedResultCount()">getExpectedResultCount</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html" title="interface in org.apache.openjpa.jdbc.sql">SelectExecutor</a></code></dd>
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<pre>public&nbsp;void&nbsp;setExpectedResultCount(int&nbsp;expectedResultCount,
boolean&nbsp;force)</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#setExpectedResultCount(int,%20boolean)">SelectExecutor</a></code></strong></div>
<div class="block">The expected result count for the query.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#setExpectedResultCount(int,%20boolean)">setExpectedResultCount</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html" title="interface in org.apache.openjpa.jdbc.sql">SelectExecutor</a></code></dd>
<dd><code>force</code> - if false, the count will be discarded if this select has
any to-many eager joins that would throw off the result count</dd></dl>
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<pre>public&nbsp;int&nbsp;getJoinSyntax()</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#getJoinSyntax()">SelectExecutor</a></code></strong></div>
<div class="block">The join syntax for this select, as one of the syntax constants from
<a href="../../../../../org/apache/openjpa/jdbc/sql/JoinSyntaxes.html" title="interface in org.apache.openjpa.jdbc.sql"><code>JoinSyntaxes</code></a>.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#getJoinSyntax()">getJoinSyntax</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html" title="interface in org.apache.openjpa.jdbc.sql">SelectExecutor</a></code></dd>
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<pre>public&nbsp;void&nbsp;setJoinSyntax(int&nbsp;syntax)</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#setJoinSyntax(int)">SelectExecutor</a></code></strong></div>
<div class="block">The join syntax for this select, as one of the syntax constants from
<a href="../../../../../org/apache/openjpa/jdbc/sql/JoinSyntaxes.html" title="interface in org.apache.openjpa.jdbc.sql"><code>JoinSyntaxes</code></a>.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#setJoinSyntax(int)">setJoinSyntax</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html" title="interface in org.apache.openjpa.jdbc.sql">SelectExecutor</a></code></dd>
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<pre>public&nbsp;boolean&nbsp;supportsRandomAccess(boolean&nbsp;forUpdate)</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#supportsRandomAccess(boolean)">SelectExecutor</a></code></strong></div>
<div class="block">Return whether this select can support a random access result set type.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#supportsRandomAccess(boolean)">supportsRandomAccess</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html" title="interface in org.apache.openjpa.jdbc.sql">SelectExecutor</a></code></dd>
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<h4>supportsLocking</h4>
<pre>public&nbsp;boolean&nbsp;supportsLocking()</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#supportsLocking()">SelectExecutor</a></code></strong></div>
<div class="block">Whether this select can be executed for update.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#supportsLocking()">supportsLocking</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html" title="interface in org.apache.openjpa.jdbc.sql">SelectExecutor</a></code></dd>
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<h4>hasMultipleSelects</h4>
<pre>public&nbsp;boolean&nbsp;hasMultipleSelects()</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#hasMultipleSelects()">SelectExecutor</a></code></strong></div>
<div class="block">Affirm if this receiver requires more than one selects to fetch its
data.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#hasMultipleSelects()">hasMultipleSelects</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html" title="interface in org.apache.openjpa.jdbc.sql">SelectExecutor</a></code></dd>
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<h4>getCount</h4>
<pre>public&nbsp;int&nbsp;getCount(<a href="../../../../../org/apache/openjpa/jdbc/kernel/JDBCStore.html" title="interface in org.apache.openjpa.jdbc.kernel">JDBCStore</a>&nbsp;store)
throws <a href="http://download.oracle.com/javase/6/docs/api/java/sql/SQLException.html?is-external=true" title="class or interface in java.sql">SQLException</a></pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#getCount(org.apache.openjpa.jdbc.kernel.JDBCStore)">SelectExecutor</a></code></strong></div>
<div class="block">Return the number of instances matching this select.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#getCount(org.apache.openjpa.jdbc.kernel.JDBCStore)">getCount</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html" title="interface in org.apache.openjpa.jdbc.sql">SelectExecutor</a></code></dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://download.oracle.com/javase/6/docs/api/java/sql/SQLException.html?is-external=true" title="class or interface in java.sql">SQLException</a></code></dd></dl>
</li>
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<a name="execute(org.apache.openjpa.jdbc.kernel.JDBCStore, org.apache.openjpa.jdbc.kernel.JDBCFetchConfiguration)">
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<h4>execute</h4>
<pre>public&nbsp;<a href="../../../../../org/apache/openjpa/jdbc/sql/Result.html" title="interface in org.apache.openjpa.jdbc.sql">Result</a>&nbsp;execute(<a href="../../../../../org/apache/openjpa/jdbc/kernel/JDBCStore.html" title="interface in org.apache.openjpa.jdbc.kernel">JDBCStore</a>&nbsp;store,
<a href="../../../../../org/apache/openjpa/jdbc/kernel/JDBCFetchConfiguration.html" title="interface in org.apache.openjpa.jdbc.kernel">JDBCFetchConfiguration</a>&nbsp;fetch)
throws <a href="http://download.oracle.com/javase/6/docs/api/java/sql/SQLException.html?is-external=true" title="class or interface in java.sql">SQLException</a></pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#execute(org.apache.openjpa.jdbc.kernel.JDBCStore,%20org.apache.openjpa.jdbc.kernel.JDBCFetchConfiguration)">SelectExecutor</a></code></strong></div>
<div class="block">Execute this select in the context of the given store manager.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#execute(org.apache.openjpa.jdbc.kernel.JDBCStore,%20org.apache.openjpa.jdbc.kernel.JDBCFetchConfiguration)">execute</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html" title="interface in org.apache.openjpa.jdbc.sql">SelectExecutor</a></code></dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://download.oracle.com/javase/6/docs/api/java/sql/SQLException.html?is-external=true" title="class or interface in java.sql">SQLException</a></code></dd></dl>
</li>
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<a name="execute(org.apache.openjpa.jdbc.kernel.JDBCStore, org.apache.openjpa.jdbc.kernel.JDBCFetchConfiguration, int)">
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<h4>execute</h4>
<pre>public&nbsp;<a href="../../../../../org/apache/openjpa/jdbc/sql/Result.html" title="interface in org.apache.openjpa.jdbc.sql">Result</a>&nbsp;execute(<a href="../../../../../org/apache/openjpa/jdbc/kernel/JDBCStore.html" title="interface in org.apache.openjpa.jdbc.kernel">JDBCStore</a>&nbsp;store,
<a href="../../../../../org/apache/openjpa/jdbc/kernel/JDBCFetchConfiguration.html" title="interface in org.apache.openjpa.jdbc.kernel">JDBCFetchConfiguration</a>&nbsp;fetch,
int&nbsp;lockLevel)
throws <a href="http://download.oracle.com/javase/6/docs/api/java/sql/SQLException.html?is-external=true" title="class or interface in java.sql">SQLException</a></pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#execute(org.apache.openjpa.jdbc.kernel.JDBCStore,%20org.apache.openjpa.jdbc.kernel.JDBCFetchConfiguration,%20int)">SelectExecutor</a></code></strong></div>
<div class="block">Execute this select in the context of the given store manager.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html#execute(org.apache.openjpa.jdbc.kernel.JDBCStore,%20org.apache.openjpa.jdbc.kernel.JDBCFetchConfiguration,%20int)">execute</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/SelectExecutor.html" title="interface in org.apache.openjpa.jdbc.sql">SelectExecutor</a></code></dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://download.oracle.com/javase/6/docs/api/java/sql/SQLException.html?is-external=true" title="class or interface in java.sql">SQLException</a></code></dd></dl>
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<h4>select</h4>
<pre>public&nbsp;void&nbsp;select(<a href="../../../../../org/apache/openjpa/jdbc/sql/Union.Selector.html" title="interface in org.apache.openjpa.jdbc.sql">Union.Selector</a>&nbsp;selector)</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/Union.html#select(org.apache.openjpa.jdbc.sql.Union.Selector)">Union</a></code></strong></div>
<div class="block">Select data using the given selector.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/jdbc/sql/Union.html#select(org.apache.openjpa.jdbc.sql.Union.Selector)">select</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/jdbc/sql/Union.html" title="interface in org.apache.openjpa.jdbc.sql">Union</a></code></dd>
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<h4>toString</h4>
<pre>public&nbsp;<a href="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;toString()</pre>
<dl>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</a></code>&nbsp;in class&nbsp;<code><a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></dd>
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