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140 lines
5.5 KiB
HTML
140 lines
5.5 KiB
HTML
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml">
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
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<title>Heap Access Method</title>
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<link rel="stylesheet" href="gettingStarted.css" type="text/css" />
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<meta name="generator" content="DocBook XSL Stylesheets V1.73.2" />
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<link rel="start" href="index.html" title="Berkeley DB Installation and Build Guide" />
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<link rel="up" href="upgrade_52_toc.html" title="Chapter 9. Upgrading Berkeley DB 11.2.5.1 applications to Berkeley DB 11.2.5.2" />
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<link rel="prev" href="upgrade_11gr2_52_grp_mbr.html" title="Group Membership in Repmgr" />
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<link rel="next" href="upgrade_11gr2_52_mvcc_sql.html" title="Enabling Transaction Snapshots in the SQL Layer" />
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</head>
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<body>
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<div xmlns="" class="navheader">
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<div class="libver">
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<p>Library Version 11.2.5.2</p>
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</div>
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<table width="100%" summary="Navigation header">
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<tr>
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<th colspan="3" align="center">Heap Access Method</th>
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</tr>
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<tr>
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<td width="20%" align="left"><a accesskey="p" href="upgrade_11gr2_52_grp_mbr.html">Prev</a> </td>
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<th width="60%" align="center">Chapter 9.
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Upgrading Berkeley DB 11.2.5.1 applications to Berkeley DB 11.2.5.2
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</th>
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<td width="20%" align="right"> <a accesskey="n" href="upgrade_11gr2_52_mvcc_sql.html">Next</a></td>
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</tr>
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</table>
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<hr />
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</div>
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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="upgrade_11gr2_52_heap"></a>Heap Access Method</h2>
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</div>
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</div>
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</div>
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<div class="toc">
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<dl>
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<dt>
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<span class="sect2">
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<a href="upgrade_11gr2_52_heap.html#id3647070">New Functions</a>
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</span>
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</dt>
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<dt>
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<span class="sect2">
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<a href="upgrade_11gr2_52_heap.html#id3647248">Modified Functions</a>
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</span>
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</dt>
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<dt>
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<span class="sect2">
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<a href="upgrade_11gr2_52_heap.html#id3647209">New Definition</a>
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</span>
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</dt>
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</dl>
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</div>
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<p>
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Databases can now be configured as heaps by passing the access type
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<code class="literal">DB_HEAP</code> to <a href="../api_reference/C/dbopen.html" class="olink">DB->open()</a>. Heap size can be
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configured with <a href="../api_reference/C/dbset_heapsize.html" class="olink">DB->set_heapsize()</a>, and <a href="../api_reference/C/dbstat.html" class="olink">DB->stat()</a> now returns heap
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statistics in the structure <code class="literal">DB_HEAP_STAT</code> when
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applied to a heap database.
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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="id3647070"></a>New Functions</h3>
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</div>
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</div>
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</div>
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<div class="itemizedlist">
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<ul type="disc">
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<li>
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<a href="../api_reference/C/dbset_heapsize.html" class="olink">DB->set_heapsize()</a>
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</li>
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<li>
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<a href="../api_reference/C/dbget_heapsize.html" class="olink">DB->get_heapsize()</a>
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</li>
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</ul>
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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="id3647248"></a>Modified Functions</h3>
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</div>
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</div>
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</div>
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<div class="itemizedlist">
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<ul type="disc">
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<li><a href="../api_reference/C/dbopen.html" class="olink">DB->open()</a> now accepts <code class="literal">DB_HEAP</code> as an access type.
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</li>
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<li><a href="../api_reference/C/dbstat.html" class="olink">DB->stat()</a> now returns heap statistics in the structure
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<code class="literal">DB_HEAP_STAT</code>.
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</li>
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</ul>
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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="id3647209"></a>New Definition</h3>
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</div>
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</div>
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</div>
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<div class="itemizedlist">
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<ul type="disc">
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<li><code class="literal">DB_HEAP_RID</code> is the defined heap key value.
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</li>
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</ul>
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</div>
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</div>
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</div>
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<div class="navfooter">
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<hr />
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<table width="100%" summary="Navigation footer">
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<tr>
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<td width="40%" align="left"><a accesskey="p" href="upgrade_11gr2_52_grp_mbr.html">Prev</a> </td>
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<td width="20%" align="center">
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<a accesskey="u" href="upgrade_52_toc.html">Up</a>
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</td>
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<td width="40%" align="right"> <a accesskey="n" href="upgrade_11gr2_52_mvcc_sql.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">Group Membership in Repmgr </td>
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<td width="20%" align="center">
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<a accesskey="h" href="index.html">Home</a>
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</td>
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<td width="40%" align="right" valign="top"> Enabling Transaction Snapshots in the SQL Layer</td>
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</tr>
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</table>
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</div>
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</body>
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</html>
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