Wording changes for continuous archving, per Simon.

This commit is contained in:
Bruce Momjian 2006-09-21 03:12:58 +00:00
parent 0efa510bf7
commit 323ff93afb

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<!-- $PostgreSQL: pgsql/doc/src/sgml/release.sgml,v 1.446 2006/09/20 22:48:47 momjian Exp $ --> <!-- $PostgreSQL: pgsql/doc/src/sgml/release.sgml,v 1.447 2006/09/21 03:12:58 momjian Exp $ -->
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Typical markup: Typical markup:
@ -37,16 +37,16 @@ For new features, add links to the documentation sections.
<para> <para>
This release adds many improvements to commands and database This release adds many improvements to commands and database
facilities that were requested by users. Rather than adding a facilities that were requested by users. Rather than adding
few new features, this release makes many features from previous a few new features, this release makes many features from
releases easier to use. For example, it is now much easier to previous releases easier to use. For example, there are now
create standby point-in-time-recovery (PITR) servers. Many additional controls for continuous archiving. Many
performance bottlenecks have been eliminated, allowing more performance bottlenecks have been eliminated, allowing more
functionality to be enabled by default. Various additions will functionality to be enabled by default. Various additions
make porting from other databases easier. The changes in this will make porting from other databases easier. The changes
release continue the <productname>PostgreSQL</> tradition of in this release continue the <productname>PostgreSQL</>
being not only the most advanced open source database, but also tradition of being not only the most advanced open source
the easiest to use. database, but also the easiest to use.
</para> </para>
</sect2> </sect2>
@ -489,21 +489,21 @@ For new features, add links to the documentation sections.
<listitem> <listitem>
<para> <para>
Allow a forced switch to a new xlog file (Simon Riggs, Tom) Allow a forced switch to a new xlog file (Simon, Tom)
</para> </para>
<para> <para>
This is valuable for keeping <acronym>PITR</> standby This is valuable for keeping continuous archiving servers
servers in sync with the master. xlog file switching also in sync with the master. xlog file switching also happens
happens automatically during <function>pg_stop_backup()</>. automatically during <function>pg_stop_backup()</>. This
This ensures that <acronym>PITR</> servers have all xlog ensures that continuous archiving servers have all xlog
files needed for recovery. files needed for recovery.
</para> </para>
</listitem> </listitem>
<listitem> <listitem>
<para> <para>
Add <acronym>WAL</> informational functions (Simon Riggs) Add <acronym>WAL</> informational functions (Simon)
</para> </para>
<para> <para>
@ -517,27 +517,26 @@ For new features, add links to the documentation sections.
<listitem> <listitem>
<para> <para>
Allow <acronym>WAL</> replay to be restored quicker in case Allow <acronym>WAL</> replay to be restored quicker in case
of a crash (Simon Riggs) of a crash (Simon)
</para> </para>
<para> <para>
The server now does periodic checkpoints during <acronym>WAL</> The server now does periodic checkpoints during <acronym>WAL</>
recovery, so if there is a crash, future <acronym>WAL</> recovery, so if there is a crash, future <acronym>WAL</>
recovery is shortened. This also eliminates the need for recovery is shortened. This also eliminates the need for
<acronym>PITR</> standby servers to replay the entire log continuous archive servers to replay the entire log since the
since the base backup if they crash. base backup if they crash.
</para> </para>
</listitem> </listitem>
<listitem> <listitem>
<para> <para>
Add <varname>archive_timeout</> to force xlog file switches Add <varname>archive_timeout</> to force xlog file switches
at a given interval (Simon Riggs) at a given interval (Simon)
</para> </para>
<para> <para>
This enforces a maximum delay for <acronym>PITR</> standby This enforces a maximum delay for continuous archive servers.
servers.
</para> </para>
</listitem> </listitem>