libdb/docs/api_reference/C/mempfsync.html
2012-11-14 16:35:20 -05:00

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<p>Library Version 11.2.5.3</p>
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<th colspan="3" align="center">DB_MPOOLFILE-&gt;sync()</th>
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<td width="20%" align="left"><a accesskey="p" href="mempput.html">Prev</a> </td>
<th width="60%" align="center">Chapter 8. 
The DB_MPOOLFILE Handle
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<h2 class="title" style="clear: both"><a id="mempfsync"></a>DB_MPOOLFILE-&gt;sync()</h2>
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<pre class="programlisting">#include &lt;db.h&gt;
int
DB_MPOOLFILE-&gt;sync(DB_MPOOLFILE *mpf); </pre>
<p>
The <code class="methodname">DB_MPOOLFILE-&gt;sync()</code> method writes all modified pages associated with
the <a class="link" href="memp.html" title="Chapter 8.  The DB_MPOOLFILE Handle">DB_MPOOLFILE</a> back to the source file. If any of the
modified pages are <span class="emphasis"><em>pinned</em></span> (that is, currently in use),
<code class="methodname">DB_MPOOLFILE-&gt;sync()</code> will ignore them.
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<p>
The <code class="methodname">DB_MPOOLFILE-&gt;sync()</code> <span>
<span>
method returns a non-zero error value on failure and 0 on success.
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<h3 class="title"><a id="idp61468096"></a>Class</h3>
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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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<h3 class="title"><a id="idp61462864"></a>See Also</h3>
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<a class="xref" href="memp.html#memplist" title="Memory Pools and Related Methods">Memory Pools and Related Methods</a>
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<td width="40%" align="left" valign="top">DB_MPOOLFILE-&gt;put() </td>
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<td width="40%" align="right" valign="top"> DB_MPOOLFILE-&gt;get_clear_len()</td>
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