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<p>Library Version 18.1.40</p>
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<h2 class="title" style="clear: both"><a id="set_region_dir_parameter"></a>set_region_dir</h2>
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<p>
Sets the path of the directory to be used as the location
of disk-backed region files. Region files created by the
Memory Pool subsystem will be created in this directory.
If no region directory is specified, region files are
created in the environment home directory.
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The syntax of this parameter in the <a href="../../programmer_reference/env_db_config.html#env_db_config.DB_CONFIG" class="olink">DB_CONFIG</a> file is a
single line with the string <code class="literal">set_region_dir</code>,
one or more whitespace characters, and the directory name.
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<p>For more information, see <a class="xref" href="envset_region_dir.html" title="DB_ENV->set_region_dir()">
<span>DB_ENV->set_region_dir()</span>
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