Re: [GENERAL] sql question

On Fri, 11 Mar 2005 13:36:17 +0100, Steven Verhoeven
<Steven.Verhoeven@dmbr.UGent.be> wrote:
> Hi all
>
> My table definition :
>
>    id | fref      | mref
> ------+-----------+----------
>   1   |     23    |   25
>   2   |     24    |   28
>   3   |     25    |   31
>   4   |     26    |   34
>
> My problem :
> i need a query that results in this :
>
>    id |    ref
> ------+----------
>   1   |     23
>   1   |     25
>   2   |     24
>   2   |     28
>   3   |     25
>   3   |     31
>   4   |     26
>   4   |     34
>
>
> Do I need a crosstab-query ?

select id, fref from mytable
union all
select id, mref from mytable
order by 1,2

klint.

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