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Add mention of new pg_dump feature.
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@ -11,7 +11,7 @@
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<surname>Momjian</surname>
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<surname>Momjian</surname>
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</author>
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</author>
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</authorgroup>
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</authorgroup>
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<date>1998-06-01</date>
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<date>1998-06-09</date>
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</docinfo>
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</docinfo>
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-->
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-->
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@ -42,8 +42,12 @@
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system. This is all performed without having to allocate a lock for
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system. This is all performed without having to allocate a lock for
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every row like traditional database systems. So, basically, we no
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every row like traditional database systems. So, basically, we no
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longer are restricted by simple table-level locking;
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longer are restricted by simple table-level locking;
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we have something better than row-level
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we have something better than row-level locking.
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locking.
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</para>
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<para>
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Another big benefit of MVCC is that <application>pg_dump</application>
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can now generate consistent backups of live, active databases, without
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blocking active transactions.
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</para>
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</para>
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</listitem>
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</listitem>
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</varlistentry>
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</varlistentry>
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@ -155,9 +159,11 @@
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<para>
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<para>
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A dump/restore using <application>pg_dump</application>
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A dump/restore using <application>pg_dump</application>
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or <application>pg_dumpall</application>
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is required for those wishing to migrate data from any
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is required for those wishing to migrate data from any
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previous release of <productname>Postgres</productname>.
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previous release of <productname>Postgres</productname>.
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<application>pg_upgrade</application> can <emphasis>not</emphasis>
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be used to upgrade to this release because the on-disk structure
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of the tables has changed compared to previous releases.
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</para>
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</para>
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<para>
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<para>
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@ -365,6 +371,7 @@ fix for large object memory leakage, fix for pg_dumping(Tom)
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INET type now respects netmask for comparisons
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INET type now respects netmask for comparisons
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Make VACUUM ANALYZE only use a readlock(Vadim)
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Make VACUUM ANALYZE only use a readlock(Vadim)
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Allow VIEWs on UNIONS(Jan)
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Allow VIEWs on UNIONS(Jan)
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pg_dump now can generate consistent snapshots on active databases(Vadim)
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Source Tree Changes
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Source Tree Changes
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-------------------
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-------------------
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@ -1,6 +1,6 @@
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(1999-05-01)
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(1999-06-09)
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PostgreSQL has a Web site at http://www.postgresql.org/ which carries details
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PostgreSQL has a Web site at http://www.postgresql.org/ which carries details
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on the latest release, upcoming features, and other information to make your
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on the latest release, upcoming features, and other information to make your
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work or play with PostgreSQL more productive.
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work or play with PostgreSQL more productive.
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