Re: Ok, I need an alternative SQL syntax

["Mark Murphy/STAR BASE Consulting Inc." <mmurphy@xxxxxxxxxxxxxxx>]

Doesn't seem like that should work as the outside construct is an insert, and the prepared statements allowed are select. I will try though.

Mark Murphy
Atlas Data Systems
mmurphy@xxxxxxxxxxxxxxx


-----Charles Wilt <charles.wilt@xxxxxxxxx> wrote: ----- 
To: Midrange Systems Technical Discussion <midrange-l@xxxxxxxxxxxx>
From: Charles Wilt <charles.wilt@xxxxxxxxx>
Date: 03/07/2017 11:00AM
Subject: Re: Ok, I need an alternative SQL syntax


Switch to dynamic...thus allowing the use of a variable with FETCH FIRST?

Charles

On Tue, Mar 7, 2017 at 8:27 AM, Mark Murphy/STAR BASE Consulting Inc. <
mmurphy@xxxxxxxxxxxxxxx> wrote:

> Here is what I need:
>
> insert into qtemp/wk_jcpordf (relid, relsq, uid)
>   select :relid, :relsq, a.iduid
>     from jcuidp a
>       join (select distinct idjyr, idjno, idbpth
>               from jcuidp
>               where iduid = :uid
>                 and idstat = 'A') b
>         on (a.idjyr, a.idjno, a.idbpth) =
>            (b.idjyr, b.idjno, b.idbpth)
>       left exception join jcpordf c
>         on c.dpuid = a.iduid and c.pstat = 'A'
>     fetch first :qty rows only;
>
>
> JCUIDP contains a map of serial numbers (iduid) with a reference to it's
> location in a bill of materials (idbpth) for a job (idjyr, idjno). If a
> part has a quantity of 5 at a particular location in the BOM, there will be
> 5 JCUIDF records with a unique serial number for each of the 5 parts.
>
> JCPORF is a list of parts by UID that have been released for purchasing.
>
> At any time, a partial quantity of the parts for a location in the BOM can
> be released for purchasing. If I want to release 2 of these 5 parts, I want
> to set qty = 2, and run this insert. This would insert two unreleased
> serial numbers into the wk_ file. I can get the select to work with a
> constant value, but not a variable. Unfortunately, the user needs to be
> able to pick the quantity so it can't be a constant.  I see the following
> note in the SQL Reference:
>
> Allowed use of variable: fetch-first-row-count can be specified as a
> variable only as part of the outer fullselect of a DECLARE CURSOR statement
> or a prepared select-statement.
>
> So :qty can not be specified here in this insert. I need logic to get
> around this limitation. I can do it in RLA, but the logic is complex, and I
> prefer to keep it in SQL. Any ideas?
>
>
> Mark Murphy
> Atlas Data Systems
> mmurphy@xxxxxxxxxxxxxxx
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