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<h2 class="title" style="clear: both"><a id="envset_mp_tablesize"></a>DB_ENV->set_mp_tablesize()</h2>
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<pre class="programlisting">#include <db.h>
int
DB_ENV->set_mp_tablesize(DB_ENV *dbenv, u_int32_t tablesize); </pre>
<p>
The <code class="methodname">DB_ENV->set_mp_tablesize()</code> method
overrides the calculated hash table size. This value is then internally
adjusted to a nearby prime number in order to enhance the hashing algorithm.
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This method may be called only before the environment is opened.
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<h4 class="title"><a id="idp61362760"></a>tablesize</h4>
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The table size parameter specifies the size of the
buffer pool hash table. It is adjusted to a near
prime number to enhance the hashing algorithm.
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<a class="link" href="env.html" title="Chapter 5. The DB_ENV Handle">DB_ENV</a>,
<a class="link" href="memp.html" title="Chapter 8. The DB_MPOOLFILE Handle">DB_MPOOLFILE</a>
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<a class="xref" href="memp.html#memplist" title="Memory Pools and Related Methods">Memory Pools and Related Methods</a>,
<a class="xref" href="envget_mp_tablesize.html" title="DB_ENV->get_mp_tablesize()">DB_ENV->get_mp_tablesize()</a>
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