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  • Committer: Bazaar Package Importer
  • Author(s): Martin Pitt
  • Date: 2011-05-11 10:41:53 UTC
  • Revision ID: james.westby@ubuntu.com-20110511104153-psbh2o58553fv1m0
Tags: upstream-9.1~beta1
Import upstream version 9.1~beta1

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doc/src/sgml/html/backup.html
 
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 
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<HTML
 
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><HEAD
 
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><TITLE
 
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>Backup and Restore</TITLE
 
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><META
 
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NAME="GENERATOR"
 
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CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK
 
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REV="MADE"
 
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HREF="mailto:pgsql-docs@postgresql.org"><LINK
 
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REL="HOME"
 
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TITLE="PostgreSQL 9.1beta1 Documentation"
 
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HREF="index.html"><LINK
 
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REL="UP"
 
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TITLE="Server Administration"
 
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HREF="admin.html"><LINK
 
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REL="PREVIOUS"
 
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TITLE="Log File Maintenance"
 
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HREF="logfile-maintenance.html"><LINK
 
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REL="NEXT"
 
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TITLE="SQL Dump"
 
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HREF="backup-dump.html"><LINK
 
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REL="STYLESHEET"
 
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TYPE="text/css"
 
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HREF="stylesheet.css"><META
 
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HTTP-EQUIV="Content-Type"
 
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CONTENT="text/html; charset=ISO-8859-1"><META
 
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NAME="creation"
 
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CONTENT="2011-04-27T21:20:33"></HEAD
 
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><BODY
 
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CLASS="CHAPTER"
 
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><DIV
 
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CLASS="NAVHEADER"
 
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><TABLE
 
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SUMMARY="Header navigation table"
 
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WIDTH="100%"
 
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BORDER="0"
 
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CELLPADDING="0"
 
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CELLSPACING="0"
 
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><TR
 
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><TH
 
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COLSPAN="5"
 
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ALIGN="center"
 
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VALIGN="bottom"
 
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><A
 
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HREF="index.html"
 
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>PostgreSQL 9.1beta1 Documentation</A
 
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></TH
 
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></TR
 
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><TR
 
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><TD
 
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WIDTH="10%"
 
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ALIGN="left"
 
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VALIGN="top"
 
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><A
 
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TITLE="Log File Maintenance"
 
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HREF="logfile-maintenance.html"
 
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ACCESSKEY="P"
 
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>Prev</A
 
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></TD
 
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><TD
 
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WIDTH="10%"
 
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ALIGN="left"
 
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VALIGN="top"
 
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><A
 
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TITLE="Routine Database Maintenance Tasks"
 
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HREF="maintenance.html"
 
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>Fast Backward</A
 
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></TD
 
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><TD
 
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WIDTH="60%"
 
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ALIGN="center"
 
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VALIGN="bottom"
 
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></TD
 
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><TD
 
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WIDTH="10%"
 
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ALIGN="right"
 
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VALIGN="top"
 
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><A
 
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TITLE="High Availability, Load Balancing, and Replication"
 
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HREF="high-availability.html"
 
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>Fast Forward</A
 
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></TD
 
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><TD
 
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WIDTH="10%"
 
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ALIGN="right"
 
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VALIGN="top"
 
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><A
 
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TITLE="SQL Dump"
 
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HREF="backup-dump.html"
 
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ACCESSKEY="N"
 
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>Next</A
 
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></TD
 
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></TR
 
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></TABLE
 
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><HR
 
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ALIGN="LEFT"
 
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WIDTH="100%"></DIV
 
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><DIV
 
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CLASS="CHAPTER"
 
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><H1
 
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><A
 
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NAME="BACKUP"
 
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></A
 
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>Chapter 24. Backup and Restore</H1
 
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><DIV
 
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CLASS="TOC"
 
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><DL
 
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><DT
 
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><B
 
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>Table of Contents</B
 
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></DT
 
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><DT
 
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>24.1. <A
 
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HREF="backup-dump.html"
 
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><ACRONYM
 
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CLASS="ACRONYM"
 
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>SQL</ACRONYM
 
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> Dump</A
 
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></DT
 
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><DD
 
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><DL
 
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><DT
 
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>24.1.1. <A
 
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HREF="backup-dump.html#BACKUP-DUMP-RESTORE"
 
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>Restoring the Dump</A
 
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></DT
 
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><DT
 
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>24.1.2. <A
 
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HREF="backup-dump.html#BACKUP-DUMP-ALL"
 
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>Using <SPAN
 
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CLASS="APPLICATION"
 
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>pg_dumpall</SPAN
 
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></A
 
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></DT
 
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><DT
 
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>24.1.3. <A
 
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HREF="backup-dump.html#BACKUP-DUMP-LARGE"
 
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>Handling Large Databases</A
 
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></DT
 
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></DL
 
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></DD
 
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><DT
 
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>24.2. <A
 
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HREF="backup-file.html"
 
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>File System Level Backup</A
 
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></DT
 
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><DT
 
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>24.3. <A
 
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HREF="continuous-archiving.html"
 
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>Continuous Archiving and Point-in-Time Recovery (PITR)</A
 
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></DT
 
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><DD
 
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><DL
 
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><DT
 
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>24.3.1. <A
 
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HREF="continuous-archiving.html#BACKUP-ARCHIVING-WAL"
 
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>Setting Up WAL Archiving</A
 
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></DT
 
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><DT
 
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>24.3.2. <A
 
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HREF="continuous-archiving.html#BACKUP-BASE-BACKUP"
 
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>Making a Base Backup</A
 
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></DT
 
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><DT
 
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>24.3.3. <A
 
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HREF="continuous-archiving.html#BACKUP-PITR-RECOVERY"
 
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>Recovering Using a Continuous Archive Backup</A
 
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></DT
 
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><DT
 
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>24.3.4. <A
 
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HREF="continuous-archiving.html#BACKUP-TIMELINES"
 
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>Timelines</A
 
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></DT
 
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><DT
 
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>24.3.5. <A
 
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HREF="continuous-archiving.html#BACKUP-TIPS"
 
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>Tips and Examples</A
 
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></DT
 
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><DT
 
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>24.3.6. <A
 
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HREF="continuous-archiving.html#CONTINUOUS-ARCHIVING-CAVEATS"
 
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>Caveats</A
 
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></DT
 
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></DL
 
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></DD
 
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></DL
 
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></DIV
 
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><P
 
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>  As with everything that contains valuable data, <SPAN
 
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CLASS="PRODUCTNAME"
 
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>PostgreSQL</SPAN
 
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>
 
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  databases should be backed up regularly. While the procedure is
 
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  essentially simple, it is important to have a clear understanding of
 
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  the underlying techniques and assumptions.
 
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 </P
 
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><P
 
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>  There are three fundamentally different approaches to backing up
 
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  <SPAN
 
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CLASS="PRODUCTNAME"
 
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>PostgreSQL</SPAN
 
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> data:
 
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  <P
 
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></P
 
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></P><UL
 
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><LI
 
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><P
 
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><ACRONYM
 
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CLASS="ACRONYM"
 
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>SQL</ACRONYM
 
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> dump</P
 
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></LI
 
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><LI
 
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><P
 
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>File system level backup</P
 
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></LI
 
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><LI
 
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><P
 
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>Continuous archiving</P
 
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></LI
 
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></UL
 
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><P>
 
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  Each has its own strengths and weaknesses; each is discussed in turn
 
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  in the following sections.
 
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 </P
 
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></DIV
 
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><DIV
 
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CLASS="NAVFOOTER"
 
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><HR
 
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ALIGN="LEFT"
 
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WIDTH="100%"><TABLE
 
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SUMMARY="Footer navigation table"
 
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WIDTH="100%"
 
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BORDER="0"
 
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CELLPADDING="0"
 
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CELLSPACING="0"
 
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><TR
 
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><TD
 
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WIDTH="33%"
 
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ALIGN="left"
 
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VALIGN="top"
 
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><A
 
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HREF="logfile-maintenance.html"
 
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ACCESSKEY="P"
 
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>Prev</A
 
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></TD
 
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><TD
 
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WIDTH="34%"
 
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ALIGN="center"
 
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VALIGN="top"
 
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><A
 
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HREF="index.html"
 
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ACCESSKEY="H"
 
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>Home</A
 
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></TD
 
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><TD
 
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WIDTH="33%"
 
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ALIGN="right"
 
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VALIGN="top"
 
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><A
 
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HREF="backup-dump.html"
 
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ACCESSKEY="N"
 
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>Next</A
 
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></TD
 
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></TR
 
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><TR
 
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><TD
 
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WIDTH="33%"
 
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ALIGN="left"
 
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VALIGN="top"
 
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>Log File Maintenance</TD
 
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><TD
 
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WIDTH="34%"
 
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ALIGN="center"
 
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VALIGN="top"
 
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><A
 
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HREF="admin.html"
 
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ACCESSKEY="U"
 
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>Up</A
 
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></TD
 
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><TD
 
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WIDTH="33%"
 
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ALIGN="right"
 
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VALIGN="top"
 
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><ACRONYM
 
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CLASS="ACRONYM"
 
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>SQL</ACRONYM
 
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> Dump</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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>
 
 
b'\\ No newline at end of file'