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Re: psql copy errors

From: Alvaro Herrera <alvherre(at)surnet(dot)cl>
To: Scott Marlowe <smarlowe(at)g2switchworks(dot)com>
Cc: ljh1469(at)alibaba-inc(dot)com,"David(dot)Bear(at)asu(dot)edu" <David(dot)Bear(at)asu(dot)edu>,pgsql-admin <pgsql-admin(at)postgresql(dot)org>
Subject: Re: psql copy errors
Date: 2005-06-24 14:56:56
Message-ID: 20050624145656.GA7762@surnet.cl (view raw or flat)
Thread:
Lists: pgsql-admin
On Fri, Jun 24, 2005 at 09:43:43AM -0500, Scott Marlowe wrote:
> On Fri, 2005-06-24 at 00:52, ????????? wrote:
> > David Bear:
> > 
> > 	    Yes. I agree with you.
> >         \copy is really too brittle.
> >         I wonder why \copy is not like oracle's sqlldr?
> >         I think sqlldr is more powerful. When using sqlldr,we can specify the maximum error records we allow,and we can also specify the number we should commit in every transaction.
> 
> While I wouldn't mind have the versatility of sqlldr, I would HATE to
> have to deal with such a clunky interface.  The only features of sqlldr
> I actually like are the ones that allow rejected records to go into a
> separate file.

There's a PGLoader project in pgfoundry that may suit some people.

> >        Another aspect is also important. Oracle has better partition
> >        table facilities,it's especially suitable for large tables,as
> >        well as index partition concepts.But PostgreSQL has no such
> >        concepts.These are really important for large database.
> 
> No one would complain if someone stepped up and programmed a decent
> table partitioning patch.  I have a feeling it's one of the things on
> the TODO list that will happen in the next version or two.

I think Simon Riggs and crew are working on this.

-- 
Alvaro Herrera (<alvherre[a]surnet.cl>)
Jude: I wish humans laid eggs
Ringlord: Why would you want humans to lay eggs?
Jude: So I can eat them

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