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<!--$Id: del.so,v 1.11 2004/09/28 14:13:09 bostic Exp $--> <!--Copyright (c) 1997,2008 Oracle. All rights reserved.--> <!--See the file LICENSE for redistribution information.--> <html> <head> <title>Berkeley DB Reference Guide: Release 4.2: DB->del</title> <meta name="description" content="Berkeley DB: An embedded database programmatic toolkit."> <meta name="keywords" content="embedded,database,programmatic,toolkit,btree,hash,hashing,transaction,transactions,locking,logging,access method,access methods,Java,C,C++"> </head> <body bgcolor=white> <table width="100%"><tr valign=top> <td><b><dl><dt>Berkeley DB Reference Guide:<dd>Upgrading Berkeley DB Applications</dl></b></td> <td align=right><a href="../upgrade.4.2/client.html"><img src="../../images/prev.gif" alt="Prev"></a><a href="../toc.html"><img src="../../images/ref.gif" alt="Ref"></a><a href="../upgrade.4.2/priority.html"><img src="../../images/next.gif" alt="Next"></a> </td></tr></table> <p align=center><b>Release 4.2: DB->del</b></p> <p>In previous releases, the C++ <a href="../../api_cxx/db_del.html">Db::del</a> and Java Db.delete methods threw exceptions encapsulating the <a href="../../ref/program/errorret.html#DB_KEYEMPTY">DB_KEYEMPTY</a> error in some cases when called on Queue and Recno databases. Unfortunately, this was undocumented behavior.</p> <p>For consistency with the other Berkeley DB methods that handle <a href="../../ref/program/errorret.html#DB_KEYEMPTY">DB_KEYEMPTY</a>, this is no longer the case. Applications calling the <a href="../../api_cxx/db_del.html">Db::del</a> or Db.delete methods on Queue or Recno databases, and handling the <a href="../../ref/program/errorret.html#DB_KEYEMPTY">DB_KEYEMPTY</a> exception specially, should be modified to check for a return value of <a href="../../ref/program/errorret.html#DB_KEYEMPTY">DB_KEYEMPTY</a> instead.</p> <table width="100%"><tr><td><br></td><td align=right><a href="../upgrade.4.2/client.html"><img src="../../images/prev.gif" alt="Prev"></a><a href="../toc.html"><img src="../../images/ref.gif" alt="Ref"></a><a href="../upgrade.4.2/priority.html"><img src="../../images/next.gif" alt="Next"></a> </td></tr></table> <p><font size=1>Copyright (c) 1996,2008 Oracle. All rights reserved.</font> </body> </html>
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