mirror of
https://github.com/yasuhirokimura/db18
synced 2026-06-08 18:29:23 +00:00
Yasuhiro KIMURA
176 lines
6.8 KiB
HTML
176 lines
6.8 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>New Information Available to Replicated Applications</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_181_toc.html" title="Chapter 8. Upgrading Berkeley DB 12.1.6.2 applications to Berkeley DB 18.1" />
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<link rel="prev" href="new_flags.html" title="New Replication Manager Flags" />
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<link rel="next" href="new_utility.html" title="New Utility db_convert" />
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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 18.1.40</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">New Information Available to Replicated Applications</th>
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</tr>
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<tr>
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<td width="20%" align="left"><a accesskey="p" href="new_flags.html">Prev</a> </td>
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<th width="60%" align="center">Chapter 8. Upgrading Berkeley DB 12.1.6.2 applications to
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Berkeley DB 18.1 </th>
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<td width="20%" align="right"> <a accesskey="n" href="new_utility.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="new_information"></a>New Information Available to Replicated Applications</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="new_information.html#idm140649573136096">New Error</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="new_information.html#idm140649573059328">New Replication Manager Event</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="new_information.html#idm140649573041520">New Replication Manager Statistic</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="new_information.html#idm140649573039440">New Replication Manager Site Field</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="new_information.html#idm140649573037360">New Replication Manager Site Flag</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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Several small enhancements have been made to the base replication and replication
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manager APIs.
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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="idm140649573136096"></a>New Error</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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<code class="literal">DB_ENV->rep_set_priority()</code> returns the new error
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<code class="literal">DB_REP_INELECT</code> if attempting to change the database
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environment's priority while an election is in progress.
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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="idm140649573059328"></a>New Replication Manager Event</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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<code class="literal">DB_EVENT_REP_AUTOTAKEOVER </code>
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</p>
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<p>
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The current process, which was previously a subordinate process, has
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taken over as the replication process.
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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="idm140649573041520"></a>New Replication Manager Statistic</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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<code class="literal">ST_GROUP_STABLE_LOG_FILE</code>
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</p>
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<p>
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The stable log file indicates the earliest log file which is still
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potentially needed by at least one site in the replication group and
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should not yet be archived.
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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="idm140649573039440"></a>New Replication Manager Site Field</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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<code class="literal">MAX_ACK_LSN</code>
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</p>
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<p>
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The log sequence number (LSN) of the most recent transaction acknowledged
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as durable by this remote client site.
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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="idm140649573037360"></a>New Replication Manager Site Flag</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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<code class="literal">DB_REPMGR_ISELECTABLE</code>
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</p>
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<p>
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This is a new <code class="literal">flags</code> value in the <code class="literal">DB_REPMGR_SITE</code> structures
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returned by <code class="literal">DB_ENV->repmgr_site_list()</code>. The
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<code class="literal">DB_REPMGR_ISELECTABLE</code> value means that the site
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can potentially be elected master.
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</p>
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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="new_flags.html">Prev</a> </td>
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<td width="20%" align="center">
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<a accesskey="u" href="upgrade_181_toc.html">Up</a>
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</td>
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<td width="40%" align="right"> <a accesskey="n" href="new_utility.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">New Replication Manager Flags </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"> New Utility <code class="literal">db_convert</code></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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