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List:       postgresql-sql
Subject:    Re: [SQL] Can EXCEPT Be Used for To Solve This Problem?
From:       "Mark R. Dingee" <mark.dingee () cox ! net>
Date:       2005-08-25 15:06:40
Message-ID: 200508251106.41540.mark.dingee () cox ! net
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you can also do 

select ... order by update_time desc offset 1 limit 1

On Thursday 25 August 2005 10:47 am, Vivek Khera wrote:
> On Aug 24, 2005, at 4:47 PM, Lane Van Ingen wrote:
> > I want to select 2nd oldest transaction from foo (transaction 3). The
> > solution below
> > works, but I think there may be a better way. Does anyone else have
> > a better
> > idea?
>
> why not just select order by update_time desc limit 2 then discard
> the first row you fetch?
>
>
> Vivek Khera, Ph.D.
> +1-301-869-4449 x806
>
>
>
> ---------------------------(end of broadcast)---------------------------
> TIP 9: In versions below 8.0, the planner will ignore your desire to
>        choose an index scan if your joining column's datatypes do not
>        match

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