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体验新版 GitCode,发现更多精彩内容 >>
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dd39dd23
编写于
4月 19, 2005
作者:
B
Bruce Momjian
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Update PITR wording, per Simon.
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doc/src/sgml/backup.sgml
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doc/src/sgml/backup.sgml
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<!--
<!--
$PostgreSQL: pgsql/doc/src/sgml/backup.sgml,v 2.6
4 2005/04/18 17:40:4
0 momjian Exp $
$PostgreSQL: pgsql/doc/src/sgml/backup.sgml,v 2.6
5 2005/04/19 01:39:5
0 momjian Exp $
-->
-->
<chapter id="backup">
<chapter id="backup">
<title>Backup and Restore</title>
<title>Backup and Restore</title>
...
@@ -741,13 +741,15 @@ SELECT pg_stop_backup();
...
@@ -741,13 +741,15 @@ SELECT pg_stop_backup();
<literal>0000000100001234000055CD.007C9330.backup</>. (The second
<literal>0000000100001234000055CD.007C9330.backup</>. (The second
number in the file name stands for an exact position within the WAL
number in the file name stands for an exact position within the WAL
file, and can ordinarily be ignored.) Once you have safely archived
file, and can ordinarily be ignored.) Once you have safely archived
the file system backup and the WAL segment files used during the
the file system backup and the WAL segment files used during the
backup (as specified in the backup history file), you can delete all
backup (as specified in the backup history file), all archived WAL
archived WAL segments with names numerically less. Keep in mind that
segments with names numerically less are no longer needed to recover
only completed WAL segment files are archived, so there will be delay
the file system backup and may be deleted. However, you should
between running <function>pg_stop_backup</> and the archiving of
consider keeping several backup sets to be absolutely certain that
all WAL segment files needed to make the file system backup
you are can recover your data. Keep in mind that only completed WAL
consistent.
segment files are archived, so there will be delay between running
<function>pg_stop_backup</> and the archiving of all WAL segment
files needed to make the file system backup consistent.
</para>
</para>
<para>
<para>
The backup history file is just a small text file. It contains the
The backup history file is just a small text file. It contains the
...
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