<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<title>DbEnv::log_compare()</title>
<link rel="stylesheet" href="apiReference.css" type="text/css" />
<meta name="generator" content="DocBook XSL Stylesheets V1.73.2" />
<link rel="start" href="index.html" title="Berkeley DB C++ API Reference" />
<link rel="up" href="lsn.html" title="Chapter 8. The DbLsn Handle" />
<link rel="prev" href="logcget.html" title="DbLogc::get()" />
<link rel="next" href="memp.html" title="Chapter 9. The DbMpoolFile Handle" />
</head>
<body>
<div class="navheader">
<table width="100%" summary="Navigation header">
<tr>
<th colspan="3" align="center">DbEnv::log_compare()</th>
</tr>
<tr>
<td width="20%" align="left"><a accesskey="p" href="logcget.html">Prev</a> </td>
<th width="60%" align="center">Chapter 8.
The DbLsn Handle
</th>
<td width="20%" align="right"> <a accesskey="n" href="memp.html">Next</a></td>
</tr>
</table>
<hr />
</div>
<div class="sect1" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h2 class="title" style="clear: both"><a id="logcompare"></a>DbEnv::log_compare()</h2>
</div>
</div>
</div>
<pre class="programlisting">#include <db_cxx.h>
static int
DbEnv::log_compare(const DbLsn *lsn0, const DbLsn *lsn1); </pre>
<p>
The
<code class="methodname">DbEnv::log_compare()</code>
method allows the caller to compare two <code class="classname">DbLsn</code>
structures, returning 0 if they are equal, 1 if <span class="bold"><strong>lsn0</strong></span> is greater than <span class="bold"><strong>lsn1</strong></span>, and -1 if <span class="bold"><strong>lsn0</strong></span> is less than <span class="bold"><strong>lsn1</strong></span>.
</p>
<div class="sect2" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h3 class="title"><a id="id1688976"></a>Parameters</h3>
</div>
</div>
</div>
<div class="sect3" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h4 class="title"><a id="id1688882"></a>lsn0</h4>
</div>
</div>
</div>
<p>
The <span class="bold"><strong>lsn0</strong></span> parameter is one of the
<code class="classname">DbLsn</code> structures to be compared.
</p>
</div>
<div class="sect3" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h4 class="title"><a id="id1688883"></a>lsn1</h4>
</div>
</div>
</div>
<p>
The <span class="bold"><strong>lsn1</strong></span> parameter is one of the
<code class="classname">DbLsn</code> structures to be compared.
</p>
</div>
</div>
<div class="sect2" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h3 class="title"><a id="id1689707"></a>Class</h3>
</div>
</div>
</div>
<p>
<a class="link" href="env.html" title="Chapter 5. The DbEnv Handle">DbEnv</a>,
<a class="link" href="logc.html" title="The DbLogc Handle">DbLogc</a>,
<a class="link" href="lsn.html" title="Chapter 8. The DbLsn Handle">DbLsn</a>
</p>
</div>
<div class="sect2" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h3 class="title"><a id="id1689368"></a>See Also</h3>
</div>
</div>
</div>
<p>
<a class="xref" href="lsn.html#loglist" title="Logging Subsystem and Related Methods">Logging Subsystem and Related Methods</a>
</p>
</div>
</div>
<div class="navfooter">
<hr />
<table width="100%" summary="Navigation footer">
<tr>
<td width="40%" align="left"><a accesskey="p" href="logcget.html">Prev</a> </td>
<td width="20%" align="center">
<a accesskey="u" href="lsn.html">Up</a>
</td>
<td width="40%" align="right"> <a accesskey="n" href="memp.html">Next</a></td>
</tr>
<tr>
<td width="40%" align="left" valign="top">DbLogc::get() </td>
<td width="20%" align="center">
<a accesskey="h" href="index.html">Home</a>
</td>
<td width="40%" align="right" valign="top"> Chapter 9.
The DbMpoolFile Handle
</td>
</tr>
</table>
</div>
</body>
</html>
distrib
>
Mandriva
>
2010.1
>
x86_64
>
media
>
main-release
>
by-pkgid
>
a00abf5f94bf470fd4cc9e10b2d135e0
>
files
>
624
