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SQLExpression
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org.semanticweb.kaon2.extensionapi.jdbc</FONT>
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Interface SQLExpression</H2>
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<DT><PRE>public interface <B>SQLExpression</B></DL>
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<P>
Represents an expression in an SQL statement.
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<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/semanticweb/kaon2/extensionapi/jdbc/SQLExpression.html#TYPE_BINDING_OBJECT">TYPE_BINDING_OBJECT</A></B></CODE>
<BR>
The type of field containing a binding object (must be mapped to an integer).</TD>
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<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/semanticweb/kaon2/extensionapi/jdbc/SQLExpression.html#TYPE_BOOLEAN">TYPE_BOOLEAN</A></B></CODE>
<BR>
The type of field containing a boolean.</TD>
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<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/semanticweb/kaon2/extensionapi/jdbc/SQLExpression.html#TYPE_BYTE">TYPE_BYTE</A></B></CODE>
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The type of field containing a byte.</TD>
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<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/semanticweb/kaon2/extensionapi/jdbc/SQLExpression.html#TYPE_DATE">TYPE_DATE</A></B></CODE>
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The type of field containing a date.</TD>
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<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/semanticweb/kaon2/extensionapi/jdbc/SQLExpression.html#TYPE_DOUBLE">TYPE_DOUBLE</A></B></CODE>
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The type of field containing a double.</TD>
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<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/semanticweb/kaon2/extensionapi/jdbc/SQLExpression.html#TYPE_FLOAT">TYPE_FLOAT</A></B></CODE>
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The type of field containing a float.</TD>
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<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/semanticweb/kaon2/extensionapi/jdbc/SQLExpression.html#TYPE_INTEGER">TYPE_INTEGER</A></B></CODE>
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The type of field containing a integer.</TD>
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<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/semanticweb/kaon2/extensionapi/jdbc/SQLExpression.html#TYPE_SHORT">TYPE_SHORT</A></B></CODE>
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The type of field containing a short.</TD>
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<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/semanticweb/kaon2/extensionapi/jdbc/SQLExpression.html#TYPE_STRING">TYPE_STRING</A></B></CODE>
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The type of field containing a string.</TD>
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<CODE> boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/semanticweb/kaon2/extensionapi/jdbc/SQLExpression.html#equals(java.lang.Object)">equals</A></B>(java.lang.Object that)</CODE>
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SQL expressions should override equals().</TD>
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<CODE> int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/semanticweb/kaon2/extensionapi/jdbc/SQLExpression.html#getType()">getType</A></B>()</CODE>
<BR>
Returns the type of this expression.</TD>
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<CODE> int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/semanticweb/kaon2/extensionapi/jdbc/SQLExpression.html#hashCode()">hashCode</A></B>()</CODE>
<BR>
SQL expressions should override hashCode().</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<CODE> boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/semanticweb/kaon2/extensionapi/jdbc/SQLExpression.html#isTautology()">isTautology</A></B>()</CODE>
<BR>
Returns <code>true</code> if this expression is a tautology, so it can be removed from the query.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/semanticweb/kaon2/extensionapi/jdbc/SQLExpression.html#writeExpression(java.lang.StringBuffer, org.semanticweb.kaon2.extensionapi.jdbc.DatabaseSpecifics)">writeExpression</A></B>(java.lang.StringBuffer buffer,
<A HREF="../../../../../org/semanticweb/kaon2/extensionapi/jdbc/DatabaseSpecifics.html" title="interface in org.semanticweb.kaon2.extensionapi.jdbc">DatabaseSpecifics</A> databaseSpecifics)</CODE>
<BR>
Writes an expression into supplied buffer.</TD>
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<A NAME="TYPE_BINDING_OBJECT"><!-- --></A><H3>
TYPE_BINDING_OBJECT</H3>
<PRE>
static final int <B>TYPE_BINDING_OBJECT</B></PRE>
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