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<p>Library Version 11.2.5.2</p>
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<th colspan="3" align="center">DB_ENV-&gt;open, DB_ENV-&gt;remove</th>
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<h2 class="title" style="clear: both"><a id="upgrade_3_1_config"></a>DB_ENV-&gt;open, DB_ENV-&gt;remove</h2>
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<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-&gt;open()</a> and <a href="../api_reference/C/envremove.html" class="olink">DB_ENV-&gt;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-&gt;open()</a> or <a href="../api_reference/C/envremove.html" class="olink">DB_ENV-&gt;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>
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<th>Previous config string</th>
<th>Berkeley DB 3.1 version method</th>
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<td>DB_DATA_DIR</td>
<td>
<a href="../api_reference/C/envset_data_dir.html" class="olink">DB_ENV-&gt;set_data_dir()</a>
</td>
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<td>DB_LOG_DIR</td>
<td>
<a href="../api_reference/C/envset_lg_dir.html" class="olink">DB_ENV-&gt;set_lg_dir()</a>
</td>
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<td>DB_TMP_DIR</td>
<td>
<a href="../api_reference/C/envset_tmp_dir.html" class="olink">DB_ENV-&gt;set_tmp_dir()</a>
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<td width="40%" align="left" valign="top">Chapter 13. Upgrading Berkeley DB 3.0 applications to Berkeley DB 3.1 </td>
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<a accesskey="h" href="index.html">Home</a>
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<td width="40%" align="right" valign="top"> DB_ENV-&gt;set_tx_recover</td>
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