1<!--$Id: log_compare.so,v 10.22 2004/08/13 03:38:57 bostic Exp $--> 2<!--Copyright (c) 1997,2008 Oracle. All rights reserved.--> 3<!--See the file LICENSE for redistribution information.--> 4<html> 5<head> 6<title>Berkeley DB: DbEnv::log_compare</title> 7<meta name="description" content="Berkeley DB: An embedded database programmatic toolkit."> 8<meta name="keywords" content="embedded,database,programmatic,toolkit,btree,hash,hashing,transaction,transactions,locking,logging,access method,access methods,Java,C,C++"> 9</head> 10<body bgcolor=white> 11<table width="100%"><tr valign=top> 12<td> 13<b>DbEnv::log_compare</b> 14</td> 15<td align=right> 16<a href="../api_cxx/api_core.html"><img src="../images/api.gif" alt="API"></a> 17<a href="../ref/toc.html"><img src="../images/ref.gif" alt="Ref"></a></td> 18</tr></table> 19<hr size=1 noshade> 20<tt> 21<b><pre> 22#include <db_cxx.h> 23<p> 24static int 25DbEnv::log_compare(const DbLsn *lsn0, const DbLsn *lsn1); 26</pre></b> 27<hr size=1 noshade> 28<b>Description: DbEnv::log_compare</b> 29<p>The DbEnv::log_compare method allows the caller to compare two 30<a href="../api_cxx/lsn_class.html">DbLsn</a> objects, 31returning 0 if they are equal, 1 if <b>lsn0</b> is greater than 32<b>lsn1</b>, and -1 if <b>lsn0</b> is less than <b>lsn1</b>.</p> 33<b>Parameters</b> <br> 34 <b>lsn0</b><ul compact><li>The <b>lsn0</b> parameter is one of the 35<a href="../api_cxx/lsn_class.html">DbLsn</a> objects 36to be compared.</ul> 37 <b>lsn1</b><ul compact><li>The <b>lsn1</b> parameter is one of the 38<a href="../api_cxx/lsn_class.html">DbLsn</a> objects 39to be compared.</ul> 40<br> 41<hr size=1 noshade> 42<br><b>Class</b> 43<a href="../api_cxx/env_class.html">DbEnv</a>, <a href="../api_cxx/logc_class.html">DbLogc</a>, <a href="../api_cxx/lsn_class.html">DbLsn</a> 44<br><b>See Also</b> 45<a href="../api_cxx/log_list.html">Logging Subsystem and Related Methods</a> 46</tt> 47<table width="100%"><tr><td><br></td><td align=right> 48<a href="../api_cxx/api_core.html"><img src="../images/api.gif" alt="API"></a><a href="../ref/toc.html"><img src="../images/ref.gif" alt="Ref"></a> 49</td></tr></table> 50<p><font size=1>Copyright (c) 1996,2008 Oracle. All rights reserved.</font> 51</body> 52</html> 53