Re: Selecting a specific row

From: "Scott Marlowe" <smarlowe(at)qwest(dot)net>
To: "Cason, Kenny" <kenny(dot)cason(at)boeing(dot)com>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: Selecting a specific row
Date: 2004-08-04 22:39:01
Message-ID: 1091659141.27166.143.camel@localhost.localdomain
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On Wed, 2004-08-04 at 16:11, Cason, Kenny wrote:
> Is there an easy way to select, say, the 15th row in a table? I can't
> use a sequence number because rows will sometimes be deleted resulting
> in the 15th row now being a different row. I need to be able to select
> the 15th row regardless of whether it is the same 15th row as the last
> select.

SQL itself has no natural ordering, so I'll assume you're doing
something like this:

select * from table order by seq_field

Just add offset and limit to the end:

select * from table order by seq_fields limit 1 offset 15;

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