From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
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To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | pgsql-hackers(at)postgreSQL(dot)org |
Subject: | Re: TODO item: make pg_dump use dependencies to choose dump order |
Date: | 2002-08-17 15:08:36 |
Message-ID: | 200208171508.g7HF8a301080@candle.pha.pa.us |
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Thread: | |
Lists: | pgsql-hackers |
Added:
* Use dependency information to dump data in proper order
---------------------------------------------------------------------------
Tom Lane wrote:
> I can't find any TODO item that mentions fixing pg_dump's deficiencies
> concerning choosing an order to dump the database objects in. The
> existing method (basically, dump in OID order) tends to fail in
> situations where you've used ALTER TABLE, and in any case it breaks down
> completely after OID wraparound.
>
> When using a 7.3 or later database, pg_dump could use the pg_depend
> entries to deduce a safe order for dumping objects. This will be a
> big rewrite and I don't see it happening for 7.3, but I think it
> should be on the TODO list.
>
> regards, tom lane
>
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 359-1001
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