You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@openjpa.apache.org by kw...@apache.org on 2014/05/15 04:13:53 UTC

svn commit: r908860 [5/16] - /websites/production/openjpa/content/builds/2.3.0/apidocs/org/apache/openjpa/persistence/query/class-use/

Added: websites/production/openjpa/content/builds/2.3.0/apidocs/org/apache/openjpa/persistence/query/class-use/Expression.html
==============================================================================
--- websites/production/openjpa/content/builds/2.3.0/apidocs/org/apache/openjpa/persistence/query/class-use/Expression.html (added)
+++ websites/production/openjpa/content/builds/2.3.0/apidocs/org/apache/openjpa/persistence/query/class-use/Expression.html Thu May 15 02:13:51 2014
@@ -0,0 +1,2275 @@
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<!--NewPage-->
+<HTML>
+<HEAD>
+<!-- Generated by javadoc (build 1.6.0_29) on Thu Nov 21 14:32:57 CET 2013 -->
+<META http-equiv="Content-Type" content="text/html; charset=UTF-8">
+<TITLE>
+Uses of Interface org.apache.openjpa.persistence.query.Expression (OpenJPA Parent POM 2.3.0 API)
+</TITLE>
+
+<META NAME="date" CONTENT="2013-11-21">
+
+<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../../../stylesheet.css" TITLE="Style">
+
+<SCRIPT type="text/javascript">
+function windowTitle()
+{
+    if (location.href.indexOf('is-external=true') == -1) {
+        parent.document.title="Uses of Interface org.apache.openjpa.persistence.query.Expression (OpenJPA Parent POM 2.3.0 API)";
+    }
+}
+</SCRIPT>
+<NOSCRIPT>
+</NOSCRIPT>
+
+</HEAD>
+
+<BODY BGCOLOR="white" onload="windowTitle();">
+<HR>
+
+
+<!-- ========= START OF TOP NAVBAR ======= -->
+<A NAME="navbar_top"><!-- --></A>
+<A HREF="#skip-navbar_top" title="Skip navigation links"></A>
+<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY="">
+<TR>
+<TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1">
+<A NAME="navbar_top_firstrow"><!-- --></A>
+<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY="">
+  <TR ALIGN="center" VALIGN="top">
+  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A>&nbsp;</TD>
+  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A>&nbsp;</TD>
+  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query"><FONT CLASS="NavBarFont1"><B>Class</B></FONT></A>&nbsp;</TD>
+  <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> &nbsp;<FONT CLASS="NavBarFont1Rev"><B>Use</B></FONT>&nbsp;</TD>
+  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A>&nbsp;</TD>
+  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A>&nbsp;</TD>
+  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A>&nbsp;</TD>
+  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A>&nbsp;</TD>
+  </TR>
+</TABLE>
+</TD>
+<TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM>
+</EM>
+</TD>
+</TR>
+
+<TR>
+<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
+&nbsp;PREV&nbsp;
+&nbsp;NEXT</FONT></TD>
+<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
+  <A HREF="../../../../../../index.html?org/apache/openjpa/persistence/query/\class-useExpression.html" target="_top"><B>FRAMES</B></A>  &nbsp;
+&nbsp;<A HREF="Expression.html" target="_top"><B>NO FRAMES</B></A>  &nbsp;
+&nbsp;<SCRIPT type="text/javascript">
+  <!--
+  if(window==top) {
+    document.writeln('<A HREF="../../../../../../allclasses-noframe.html"><B>All Classes</B></A>');
+  }
+  //-->
+</SCRIPT>
+<NOSCRIPT>
+  <A HREF="../../../../../../allclasses-noframe.html"><B>All Classes</B></A>
+</NOSCRIPT>
+
+
+</FONT></TD>
+</TR>
+</TABLE>
+<A NAME="skip-navbar_top"></A>
+<!-- ========= END OF TOP NAVBAR ========= -->
+
+<HR>
+<CENTER>
+<H2>
+<B>Uses of Interface<br>org.apache.openjpa.persistence.query.Expression</B></H2>
+</CENTER>
+
+<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
+<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
+<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
+Packages that use <A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></FONT></TH>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD><A HREF="#org.apache.openjpa.persistence.query"><B>org.apache.openjpa.persistence.query</B></A></TD>
+<TD><strong>OpenJPA Dynamic Query</strong>
+
+
+    This package provides dynamic query construction that are similar to weakly-typed Criteria API.&nbsp;</TD>
+</TR>
+</TABLE>
+&nbsp;
+<P>
+<A NAME="org.apache.openjpa.persistence.query"><!-- --></A>
+<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
+<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
+<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
+Uses of <A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A> in <A HREF="../../../../../../org/apache/openjpa/persistence/query/package-summary.html">org.apache.openjpa.persistence.query</A></FONT></TH>
+</TR>
+</TABLE>
+&nbsp;
+<P>
+
+<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
+<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
+<TH ALIGN="left" COLSPAN="2">Subinterfaces of <A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A> in <A HREF="../../../../../../org/apache/openjpa/persistence/query/package-summary.html">org.apache.openjpa.persistence.query</A></FONT></TH>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;interface</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/Aggregate.html" title="interface in org.apache.openjpa.persistence.query">Aggregate</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Type of the result of an aggregate operation</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;interface</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/DomainObject.html" title="interface in org.apache.openjpa.persistence.query">DomainObject</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Domain objects define the domain over which a query operates.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;interface</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/PathExpression.html" title="interface in org.apache.openjpa.persistence.query">PathExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Interface for operations over objects reached via paths</TD>
+</TR>
+</TABLE>
+&nbsp;
+<P>
+
+<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
+<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
+<TH ALIGN="left" COLSPAN="2">Classes in <A HREF="../../../../../../org/apache/openjpa/persistence/query/package-summary.html">org.apache.openjpa.persistence.query</A> that implement <A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></FONT></TH>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/AbsExpression.html" title="class in org.apache.openjpa.persistence.query">AbsExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes ABS() operation on a given expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/AbstractDomainObject.html" title="class in org.apache.openjpa.persistence.query">AbstractDomainObject</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Domain Object is a path expression over which query is evaluated.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/ArrayExpression.html" title="class in org.apache.openjpa.persistence.query">ArrayExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A single expression that holds an array of values.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/AverageExpression.html" title="class in org.apache.openjpa.persistence.query">AverageExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes AVG() on a given Expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/BinaryOperatorExpression.html" title="class in org.apache.openjpa.persistence.query">BinaryOperatorExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;An expression resulting from a binary operation on two expressions.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/ConcatExpression.html" title="class in org.apache.openjpa.persistence.query">ConcatExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes CONCAT(e1,e2,..)</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/CountExpression.html" title="class in org.apache.openjpa.persistence.query">CountExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes COUNT(e) Expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/CurrentTimeExpression.html" title="class in org.apache.openjpa.persistence.query">CurrentTimeExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes CURRENT_TIME(), CURRENT_DATE() and CURRENT_TIMESTAMP() expressions.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/DistinctExpression.html" title="class in org.apache.openjpa.persistence.query">DistinctExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes DISTINCT(e) Expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/DividedByExpression.html" title="class in org.apache.openjpa.persistence.query">DividedByExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes e1/e2 Expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/ElseExpression.html" title="class in org.apache.openjpa.persistence.query">ElseExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Else clause in a Case Statement.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/EntryExpression.html" title="class in org.apache.openjpa.persistence.query">EntryExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes ENTRY(e) on a path.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/FetchPath.html" title="class in org.apache.openjpa.persistence.query">FetchPath</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes a path used in fetch join.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/IndexExpression.html" title="class in org.apache.openjpa.persistence.query">IndexExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes INDEX(e) Expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/JoinPath.html" title="class in org.apache.openjpa.persistence.query">JoinPath</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Path resulting by joining from a parent path via an attribute.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/KeyExpression.html" title="class in org.apache.openjpa.persistence.query">KeyExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes KEY(e) Expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/LengthExpression.html" title="class in org.apache.openjpa.persistence.query">LengthExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes LENGTH(e) Expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/LiteralExpression.html" title="class in org.apache.openjpa.persistence.query">LiteralExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes a Literal Expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/LocateExpression.html" title="class in org.apache.openjpa.persistence.query">LocateExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes LOCATE(e1, e2, n) Expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/LowerExpression.html" title="class in org.apache.openjpa.persistence.query">LowerExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes LOWER(e) Expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/MaxExpression.html" title="class in org.apache.openjpa.persistence.query">MaxExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes MAX(e) Expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/MinExpression.html" title="class in org.apache.openjpa.persistence.query">MinExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes MIN(e) Expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/MinusExpression.html" title="class in org.apache.openjpa.persistence.query">MinusExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes (e1 - e2) Expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/OperatorPath.html" title="class in org.apache.openjpa.persistence.query">OperatorPath</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A path resulting from KEY() or VALUE() operation on an existing path.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/ParameterExpression.html" title="class in org.apache.openjpa.persistence.query">ParameterExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes a parameter in a query.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/PlusExpression.html" title="class in org.apache.openjpa.persistence.query">PlusExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes (e1 + e2) Expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinitionImpl.html" title="class in org.apache.openjpa.persistence.query">QueryDefinitionImpl</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Implements QueryDefinition.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/RangeExpression.html" title="class in org.apache.openjpa.persistence.query">RangeExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes a range used by e1 BETWEEN x AND y operation.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/RootPath.html" title="class in org.apache.openjpa.persistence.query">RootPath</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes root domain instance representing a persistent type.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/SizeExpression.html" title="class in org.apache.openjpa.persistence.query">SizeExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes SIZE(e) Expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/SquareRootExpression.html" title="class in org.apache.openjpa.persistence.query">SquareRootExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes SQRT(e) Expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/SubStringExpression.html" title="class in org.apache.openjpa.persistence.query">SubStringExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes SUBSTR(a,i1,i2) Expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/SumExpression.html" title="class in org.apache.openjpa.persistence.query">SumExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes SUM(e) Expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/TimesExpression.html" title="class in org.apache.openjpa.persistence.query">TimesExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes (e1*e2) Expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/TrimExpression.html" title="class in org.apache.openjpa.persistence.query">TrimExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes TRIM(e1,x) Expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/TypeExpression.html" title="class in org.apache.openjpa.persistence.query">TypeExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes TYPE(e) Expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/UnaryMinusExpression.html" title="class in org.apache.openjpa.persistence.query">UnaryMinusExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes (-e) Expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/UpperExpression.html" title="class in org.apache.openjpa.persistence.query">UpperExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes UPPER(e) Expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/ValueExpression.html" title="class in org.apache.openjpa.persistence.query">ValueExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Denotes VALUE(e) Expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;class</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/VarArgsExpression.html" title="class in org.apache.openjpa.persistence.query">VarArgsExpression</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A expression that holds an array of Expressions.</TD>
+</TR>
+</TABLE>
+&nbsp;
+<P>
+
+<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
+<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
+<TH ALIGN="left" COLSPAN="2">Fields in <A HREF="../../../../../../org/apache/openjpa/persistence/query/package-summary.html">org.apache.openjpa.persistence.query</A> declared as <A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></FONT></TH>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>protected &nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>BinaryOperatorExpression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/BinaryOperatorExpression.html#_e1">_e1</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>protected &nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>BinaryOperatorExpression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/BinaryOperatorExpression.html#_e2">_e2</A></B></CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+</TABLE>
+&nbsp;
+<P>
+
+<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
+<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
+<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../../org/apache/openjpa/persistence/query/package-summary.html">org.apache.openjpa.persistence.query</A> that return <A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></FONT></TH>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>Expression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html#abs()">abs</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Absolute value.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinitionImpl.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinitionImpl.html#coalesce(java.util.Calendar...)">coalesce</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/util/Calendar.html?is-external=true" title="class or interface in java.util">Calendar</A>...&nbsp;exp)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinition.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinition.html#coalesce(java.util.Calendar...)">coalesce</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/util/Calendar.html?is-external=true" title="class or interface in java.util">Calendar</A>...&nbsp;exp)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;coalesce This is equivalent to a case expression that returns null if all
+ its arguments evaluate to null, and the value of its first non-null
+ argument otherwise.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>AbstractDomainObject.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/AbstractDomainObject.html#coalesce(java.util.Calendar...)">coalesce</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/util/Calendar.html?is-external=true" title="class or interface in java.util">Calendar</A>...&nbsp;exp)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinitionImpl.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinitionImpl.html#coalesce(java.util.Date...)">coalesce</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/util/Date.html?is-external=true" title="class or interface in java.util">Date</A>...&nbsp;exp)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinition.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinition.html#coalesce(java.util.Date...)">coalesce</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/util/Date.html?is-external=true" title="class or interface in java.util">Date</A>...&nbsp;exp)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;coalesce This is equivalent to a case expression that returns null if all
+ its arguments evaluate to null, and the value of its first non-null
+ argument otherwise.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>AbstractDomainObject.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/AbstractDomainObject.html#coalesce(java.util.Date...)">coalesce</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/util/Date.html?is-external=true" title="class or interface in java.util">Date</A>...&nbsp;exp)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinitionImpl.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinitionImpl.html#coalesce(org.apache.openjpa.persistence.query.Expression...)">coalesce</A></B>(<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A>...&nbsp;exp)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinition.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinition.html#coalesce(org.apache.openjpa.persistence.query.Expression...)">coalesce</A></B>(<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A>...&nbsp;exp)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;coalesce This is equivalent to a case expression that returns null if all
+ its arguments evaluate to null, and the value of its first non-null
+ argument otherwise.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>AbstractDomainObject.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/AbstractDomainObject.html#coalesce(org.apache.openjpa.persistence.query.Expression...)">coalesce</A></B>(<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A>...&nbsp;exp)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinitionImpl.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinitionImpl.html#coalesce(java.lang.String...)">coalesce</A></B>(<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;exp)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinition.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinition.html#coalesce(java.lang.String...)">coalesce</A></B>(<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;exp)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;coalesce This is equivalent to a case expression that returns null if all
+ its arguments evaluate to null, and the value of its first non-null
+ argument otherwise.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>AbstractDomainObject.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/AbstractDomainObject.html#coalesce(java.lang.String...)">coalesce</A></B>(<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;exp)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>Expression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html#concat(org.apache.openjpa.persistence.query.Expression...)">concat</A></B>(<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A>...&nbsp;str)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Concatenate a string with other string(s).</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>Expression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html#concat(java.lang.String...)">concat</A></B>(<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;str)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Concatenate a string with other string(s).</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinitionImpl.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinitionImpl.html#currentDate()">currentDate</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinition.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinition.html#currentDate()">currentDate</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create an Expression corresponding to the current date on the database
+ server at the time of query execution.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>AbstractDomainObject.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/AbstractDomainObject.html#currentDate()">currentDate</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinitionImpl.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinitionImpl.html#currentTime()">currentTime</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinition.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinition.html#currentTime()">currentTime</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create an Expression corresponding to the current time on the database
+ server at the time of query execution.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>AbstractDomainObject.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/AbstractDomainObject.html#currentTime()">currentTime</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinitionImpl.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinitionImpl.html#currentTimestamp()">currentTimestamp</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinition.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinition.html#currentTimestamp()">currentTimestamp</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create an Expression corresponding to the current timestamp on the
+ database server at the time of query execution.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>AbstractDomainObject.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/AbstractDomainObject.html#currentTimestamp()">currentTimestamp</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>Aggregate.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/Aggregate.html#distinct()">distinct</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Specify that duplicates are to be removed before the aggregate operation
+ is invoked.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>Expression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html#dividedBy(org.apache.openjpa.persistence.query.Expression)">dividedBy</A></B>(<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A>&nbsp;expr)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Division.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>Expression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html#dividedBy(java.lang.Number)">dividedBy</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</A>&nbsp;num)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Division.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>CaseExpressionImpl.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/CaseExpressionImpl.html#elseCase(java.util.Calendar)">elseCase</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/util/Calendar.html?is-external=true" title="class or interface in java.util">Calendar</A>&nbsp;arg)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>CaseExpression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/CaseExpression.html#elseCase(java.util.Calendar)">elseCase</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/util/Calendar.html?is-external=true" title="class or interface in java.util">Calendar</A>&nbsp;arg)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Add else to a case expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>CaseExpressionImpl.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/CaseExpressionImpl.html#elseCase(java.lang.Class)">elseCase</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&nbsp;arg)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>CaseExpression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/CaseExpression.html#elseCase(java.lang.Class)">elseCase</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&nbsp;arg)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Add else to a case expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>CaseExpressionImpl.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/CaseExpressionImpl.html#elseCase(java.util.Date)">elseCase</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/util/Date.html?is-external=true" title="class or interface in java.util">Date</A>&nbsp;arg)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>CaseExpression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/CaseExpression.html#elseCase(java.util.Date)">elseCase</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/util/Date.html?is-external=true" title="class or interface in java.util">Date</A>&nbsp;arg)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Add else to a case expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>CaseExpressionImpl.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/CaseExpressionImpl.html#elseCase(java.lang.Enum)">elseCase</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Enum.html?is-external=true" title="class or interface in java.lang">Enum</A>&lt;?&gt;&nbsp;arg)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>CaseExpression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/CaseExpression.html#elseCase(java.lang.Enum)">elseCase</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Enum.html?is-external=true" title="class or interface in java.lang">Enum</A>&lt;?&gt;&nbsp;arg)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Add else to a case expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>CaseExpressionImpl.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/CaseExpressionImpl.html#elseCase(org.apache.openjpa.persistence.query.Expression)">elseCase</A></B>(<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A>&nbsp;arg)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>CaseExpression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/CaseExpression.html#elseCase(org.apache.openjpa.persistence.query.Expression)">elseCase</A></B>(<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A>&nbsp;arg)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Add else to a case expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>CaseExpressionImpl.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/CaseExpressionImpl.html#elseCase(java.lang.Number)">elseCase</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</A>&nbsp;arg)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>CaseExpression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/CaseExpression.html#elseCase(java.lang.Number)">elseCase</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</A>&nbsp;arg)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Add else to a case expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>CaseExpressionImpl.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/CaseExpressionImpl.html#elseCase(java.lang.String)">elseCase</A></B>(<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;arg)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>CaseExpression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/CaseExpression.html#elseCase(java.lang.String)">elseCase</A></B>(<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;arg)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Add else to a case expression.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>BinaryOperatorExpression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/BinaryOperatorExpression.html#getOperand1()">getOperand1</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>BinaryOperatorExpression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/BinaryOperatorExpression.html#getOperand2()">getOperand2</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>DomainObject.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/DomainObject.html#index()">index</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return an expression that corresponds to the index. of the domain object
+ in the referenced association or element collection.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>AbstractDomainObject.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/AbstractDomainObject.html#index()">index</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Derives by INDEX() operation on this path.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>Expression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html#length()">length</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;String length This method must be invoked on an expression corresponding
+ to a string.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinitionImpl.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinitionImpl.html#literal(boolean)">literal</A></B>(boolean&nbsp;b)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinition.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinition.html#literal(boolean)">literal</A></B>(boolean&nbsp;b)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create an Expression corresponding to a boolean value.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>AbstractDomainObject.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/AbstractDomainObject.html#literal(boolean)">literal</A></B>(boolean&nbsp;b)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinitionImpl.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinitionImpl.html#literal(java.util.Calendar)">literal</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/util/Calendar.html?is-external=true" title="class or interface in java.util">Calendar</A>&nbsp;c)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinition.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinition.html#literal(java.util.Calendar)">literal</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/util/Calendar.html?is-external=true" title="class or interface in java.util">Calendar</A>&nbsp;c)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create an Expression corresponding to a Calendar value.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>AbstractDomainObject.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/AbstractDomainObject.html#literal(java.util.Calendar)">literal</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/util/Calendar.html?is-external=true" title="class or interface in java.util">Calendar</A>&nbsp;c)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinitionImpl.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinitionImpl.html#literal(char)">literal</A></B>(char&nbsp;c)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinition.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinition.html#literal(char)">literal</A></B>(char&nbsp;c)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create an Expression corresponding to a character value.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>AbstractDomainObject.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/AbstractDomainObject.html#literal(char)">literal</A></B>(char&nbsp;c)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinitionImpl.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinitionImpl.html#literal(java.lang.Class)">literal</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&nbsp;cls)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinition.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinition.html#literal(java.lang.Class)">literal</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&nbsp;cls)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create an Expression corresponding to an entity class.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>AbstractDomainObject.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/AbstractDomainObject.html#literal(java.lang.Class)">literal</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&nbsp;cls)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinitionImpl.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinitionImpl.html#literal(java.util.Date)">literal</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/util/Date.html?is-external=true" title="class or interface in java.util">Date</A>&nbsp;d)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinition.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinition.html#literal(java.util.Date)">literal</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/util/Date.html?is-external=true" title="class or interface in java.util">Date</A>&nbsp;d)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create an Expression corresponding to a Date value.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>AbstractDomainObject.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/AbstractDomainObject.html#literal(java.util.Date)">literal</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/util/Date.html?is-external=true" title="class or interface in java.util">Date</A>&nbsp;d)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinitionImpl.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinitionImpl.html#literal(java.lang.Enum)">literal</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Enum.html?is-external=true" title="class or interface in java.lang">Enum</A>&lt;?&gt;&nbsp;e)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinition.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinition.html#literal(java.lang.Enum)">literal</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Enum.html?is-external=true" title="class or interface in java.lang">Enum</A>&lt;?&gt;&nbsp;e)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create an Expression corresponding to an enum.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>AbstractDomainObject.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/AbstractDomainObject.html#literal(java.lang.Enum)">literal</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Enum.html?is-external=true" title="class or interface in java.lang">Enum</A>&lt;?&gt;&nbsp;e)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinitionImpl.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinitionImpl.html#literal(java.lang.Number)">literal</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</A>&nbsp;n)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinition.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinition.html#literal(java.lang.Number)">literal</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</A>&nbsp;n)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create an Expression corresponding to a numeric value.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>AbstractDomainObject.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/AbstractDomainObject.html#literal(java.lang.Number)">literal</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</A>&nbsp;n)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinitionImpl.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinitionImpl.html#literal(java.lang.String)">literal</A></B>(<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;s)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinition.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinition.html#literal(java.lang.String)">literal</A></B>(<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;s)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create an Expression corresponding to a String value.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>AbstractDomainObject.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/AbstractDomainObject.html#literal(java.lang.String)">literal</A></B>(<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;s)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>Expression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html#locate(org.apache.openjpa.persistence.query.Expression)">locate</A></B>(<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A>&nbsp;str)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Locate a string contained within the string corresponding to the
+ expression on which the method was invoked.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>Expression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html#locate(org.apache.openjpa.persistence.query.Expression, org.apache.openjpa.persistence.query.Expression)">locate</A></B>(<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A>&nbsp;str,
+       <A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A>&nbsp;position)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Locate a string contained within the string corresponding to the
+ expression on which the method was invoked, starting at a specified
+ search position.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>Expression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html#locate(org.apache.openjpa.persistence.query.Expression, int)">locate</A></B>(<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A>&nbsp;str,
+       int&nbsp;position)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Locate a string contained within the string corresponding to the
+ expression on which the method was invoked, starting at a specified
+ search position.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>Expression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html#locate(java.lang.String)">locate</A></B>(<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;str)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Locate a string contained within the string corresponding to the
+ expression on which the method was invoked.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>Expression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html#locate(java.lang.String, org.apache.openjpa.persistence.query.Expression)">locate</A></B>(<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;str,
+       <A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A>&nbsp;position)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Locate a string contained within the string corresponding to the
+ expression on which the method was invoked, starting at a specified
+ search position.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>Expression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html#locate(java.lang.String, int)">locate</A></B>(<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;str,
+       int&nbsp;position)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Locate a string contained within the string corresponding to the
+ expression on which the method was invoked, starting at a specified
+ search position.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>Expression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html#lower()">lower</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Convert string to lowercase.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>Expression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html#minus()">minus</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Unary minus.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>Expression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html#minus(org.apache.openjpa.persistence.query.Expression)">minus</A></B>(<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A>&nbsp;expr)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Subtraction.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>Expression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html#minus(java.lang.Number)">minus</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</A>&nbsp;num)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Subtraction.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>Expression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html#mod(org.apache.openjpa.persistence.query.Expression)">mod</A></B>(<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A>&nbsp;expr)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Modulo operation.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>Expression.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html#mod(int)">mod</A></B>(int&nbsp;num)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Modulo operation.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinitionImpl.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinitionImpl.html#nullif(java.util.Calendar, java.util.Calendar)">nullif</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/util/Calendar.html?is-external=true" title="class or interface in java.util">Calendar</A>&nbsp;arg1,
+       <A HREF="http://download.oracle.com/javase/6/docs/api/java/util/Calendar.html?is-external=true" title="class or interface in java.util">Calendar</A>&nbsp;arg2)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>QueryDefinition.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/QueryDefinition.html#nullif(java.util.Calendar, java.util.Calendar)">nullif</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/util/Calendar.html?is-external=true" title="class or interface in java.util">Calendar</A>&nbsp;arg1,
+       <A HREF="http://download.oracle.com/javase/6/docs/api/java/util/Calendar.html?is-external=true" title="class or interface in java.util">Calendar</A>&nbsp;arg2)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;nullif This is equivalent to a case expression that tests whether its
+ arguments are equal, returning null if they are and the value of the
+ first expression if they are not.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>
+<TD><CODE><B>AbstractDomainObject.</B><B><A HREF="../../../../../../org/apache/openjpa/persistence/query/AbstractDomainObject.html#nullif(java.util.Calendar, java.util.Calendar)">nullif</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/util/Calendar.html?is-external=true" title="class or interface in java.util">Calendar</A>&nbsp;arg1,
+       <A HREF="http://download.oracle.com/javase/6/docs/api/java/util/Calendar.html?is-external=true" title="class or interface in java.util">Calendar</A>&nbsp;arg2)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;<A HREF="../../../../../../org/apache/openjpa/persistence/query/Expression.html" title="interface in org.apache.openjpa.persistence.query">Expression</A></CODE></FONT></TD>

[... 1060 lines stripped ...]