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133 lines
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HTML
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<title>DB->get_heap_regionsize()</title>
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<p>Library Version 11.2.5.3</p>
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<table width="100%" summary="Navigation header">
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<tr>
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<th colspan="3" align="center">DB->get_heap_regionsize()</th>
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</tr>
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<tr>
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<td width="20%" align="left"><a accesskey="p" href="dbget_heapsize.html">Prev</a> </td>
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<th width="60%" align="center">Chapter 2.
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The DB Handle
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</th>
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<td width="20%" align="right"> <a accesskey="n" href="dbget_lk_exclusive.html">Next</a></td>
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<div class="sect1" lang="en" xml:lang="en">
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<div class="titlepage">
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<div>
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<div>
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<h2 class="title" style="clear: both"><a id="dbget_heap_regionsize"></a>DB->get_heap_regionsize()</h2>
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</div>
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</div>
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</div>
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<pre class="programlisting">#include <db.h>
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int
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DB->get_heap_regionsize(DB *db, u_int32_t *npagesp); </pre>
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<p>
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Used when the underlying database is configured to use the Heap
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access method. This method returns the number of pages in a region.
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This value may be set using the
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<a class="xref" href="dbset_heap_regionsize.html" title="DB->set_heap_regionsize()">DB->set_heap_regionsize()</a>
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method.
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</p>
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<p>
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The <code class="methodname">DB->get_heap_regionsize()</code> method may
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be called at any time during the life of the application.
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</p>
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<p>
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The <code class="methodname">DB->get_heap_regionsize()</code> <span>
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<span>
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method returns a non-zero error value on failure and 0 on success.
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</span>
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</span>
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</p>
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<div class="sect2" lang="en" xml:lang="en">
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<div class="titlepage">
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<div>
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<div>
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<h3 class="title"><a id="idp57674504"></a>Parameters</h3>
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</div>
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</div>
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</div>
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<div class="sect3" lang="en" xml:lang="en">
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<div class="titlepage">
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<div>
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<div>
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<h4 class="title"><a id="idp57673600"></a>npagesp</h4>
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</div>
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</div>
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</div>
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<p>
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The <span class="bold"><strong>npagesp</strong></span> parameter
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references memory into which is copied the number of
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pages in a region.
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</p>
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</div>
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</div>
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<div class="sect2" lang="en" xml:lang="en">
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<div class="titlepage">
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<div>
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<div>
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<h3 class="title"><a id="idp57668784"></a>Class</h3>
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</div>
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</div>
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</div>
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<p>
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<a class="link" href="db.html" title="Chapter 2. The DB Handle">DB</a>
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</p>
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</div>
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<div class="sect2" lang="en" xml:lang="en">
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<div class="titlepage">
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<div>
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<div>
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<h3 class="title"><a id="idp57665008"></a>See Also</h3>
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</div>
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</div>
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</div>
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<p>
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<a class="xref" href="db.html#dblist" title="Database and Related Methods">Database and Related Methods</a>,
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<a class="xref" href="dbset_heap_regionsize.html" title="DB->set_heap_regionsize()">DB->set_heap_regionsize()</a>
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<a accesskey="u" href="db.html">Up</a>
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<td width="40%" align="right"> <a accesskey="n" href="dbget_lk_exclusive.html">Next</a></td>
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</tr>
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<tr>
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<td width="40%" align="left" valign="top">DB->get_heapsize() </td>
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<a accesskey="h" href="index.html">Home</a>
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