<?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>DB_ENV->open, DB_ENV->remove</title> <link rel="stylesheet" href="gettingStarted.css" type="text/css" /> <meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /> <link rel="start" href="index.html" title="Berkeley DB Upgrade Guide" /> <link rel="up" href="upgrade_3_1_toc.html" title="Chapter 13. Upgrading Berkeley DB 3.0 applications to Berkeley DB 3.1" /> <link rel="prev" href="upgrade_3_1_toc.html" title="Chapter 13. Upgrading Berkeley DB 3.0 applications to Berkeley DB 3.1" /> <link rel="next" href="upgrade_3_1_set_tx_recover.html" title="DB_ENV->set_tx_recover" /> </head> <body> <div class="navheader"> <table width="100%" summary="Navigation header"> <tr> <th colspan="3" align="center">DB_ENV->open, DB_ENV->remove</th> </tr> <tr> <td width="20%" align="left"><a accesskey="p" href="upgrade_3_1_toc.html">Prev</a> </td> <th width="60%" align="center">Chapter 13. Upgrading Berkeley DB 3.0 applications to Berkeley DB 3.1</th> <td width="20%" align="right"> <a accesskey="n" href="upgrade_3_1_set_tx_recover.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="upgrade_3_1_config"></a>DB_ENV->open, DB_ENV->remove</h2> </div> </div> </div> <p>In the Berkeley DB 3.1 release, the <span class="bold"><strong>config</strong></span> argument to the <a href="../api_reference/C/envopen.html" class="olink">DB_ENV->open()</a> and <a href="../api_reference/C/envremove.html" class="olink">DB_ENV->remove()</a> methods has been removed, replaced by additional methods on the <a href="../api_reference/C/env.html" class="olink">DB_ENV</a> handle. If your application calls <a href="../api_reference/C/envopen.html" class="olink">DB_ENV->open()</a> or <a href="../api_reference/C/envremove.html" class="olink">DB_ENV->remove()</a> with a NULL <span class="bold"><strong>config</strong></span> argument, find those functions and remove the config argument from the call. If your application has non-NULL <span class="bold"><strong>config</strong></span> argument, the strings values in that argument are replaced with calls to <a href="../api_reference/C/env.html" class="olink">DB_ENV</a> methods as follows:</p> <div class="informaltable"> <table border="1" width="80%"> <colgroup> <col /> <col /> </colgroup> <thead> <tr> <th>Previous config string</th> <th>Berkeley DB 3.1 version method</th> </tr> </thead> <tbody> <tr> <td>DB_DATA_DIR</td> <td> <a href="../api_reference/C/envset_data_dir.html" class="olink">DB_ENV->set_data_dir()</a> </td> </tr> <tr> <td>DB_LOG_DIR</td> <td> <a href="../api_reference/C/envset_lg_dir.html" class="olink">DB_ENV->set_lg_dir()</a> </td> </tr> <tr> <td>DB_TMP_DIR</td> <td> <a href="../api_reference/C/envset_tmp_dir.html" class="olink">DB_ENV->set_tmp_dir()</a> </td> </tr> </tbody> </table> </div> </div> <div class="navfooter"> <hr /> <table width="100%" summary="Navigation footer"> <tr> <td width="40%" align="left"><a accesskey="p" href="upgrade_3_1_toc.html">Prev</a> </td> <td width="20%" align="center"> <a accesskey="u" href="upgrade_3_1_toc.html">Up</a> </td> <td width="40%" align="right"> <a accesskey="n" href="upgrade_3_1_set_tx_recover.html">Next</a></td> </tr> <tr> <td width="40%" align="left" valign="top">Chapter 13. Upgrading Berkeley DB 3.0 applications to Berkeley DB 3.1 </td> <td width="20%" align="center"> <a accesskey="h" href="index.html">Home</a> </td> <td width="40%" align="right" valign="top"> DB_ENV->set_tx_recover</td> </tr> </table> </div> </body> </html>