Re: A complex sql issue

[Rpglist <rpglist@xxxxxxxxxxx>]

Thanks Alan I think that's gonna work, never would have thought about the set option 

Sent from my iPhone

On Dec 28, 2012, at 10:16 AM, Alan Shore <ashore@xxxxxxxx> wrote:

> Off the top of my head, try the following (no guarantees though)
> Update File2 as a Set (a.Fld5, a.Fld6, a.Fld7) = 
> (select b.Fld5, b.Fld6, b.Fld7 from File1 as b
>      Where
>      a.Fld1 = b.Fld1 and
>      a.Fld2 = b.Fld2 and
>      a.Fld3 = b.Fld3 and
>      a.Fld4 = b.Fld4 and
>      a.Fld8 = b.Fld8 and
>      a.Fld9 = b.Fld9 and
>      a.Fld10 = b.Fld10)
>      Where exists
>      (select * from File1 as b
>      Where
>      a.Fld1 = b.Fld1 and
>      a.Fld2 = b.Fld2 and
>      a.Fld3 = b.Fld3 and
>      a.Fld4 = b.Fld4 and
>      a.Fld8 = b.Fld8 and
>      a.Fld9 = b.Fld9 and
>      a.Fld10 = b.Fld10);
>
> Alan Shore
> Programmer/Analyst, Direct Response
> E:AShore@xxxxxxxx
> P:(631) 200-5019
> C:(631) 880-8640
> "If you're going through Hell, keep going" - Winston Churchill
>
>
> -----Original Message-----
> From: midrange-l-bounces@xxxxxxxxxxxx [mailto:midrange-l-bounces@xxxxxxxxxxxx] On Behalf Of RPGLIST
> Sent: Friday, December 28, 2012 10:16 AM
> To: midrange-l@xxxxxxxxxxxx
> Subject: A complex sql issue 
>
> I am trying to update a file and could use some help constructing the SQL statement.
>
> Two files:
>
> File 1 - Work file
> Fld1
> Fld2
> Fld3
> Fld4
> Fld5
> Fld6
> Fld7
> Fld8
> Fld9
> Fld10
>
> File 2 - Production File
> Fld1
> Fld2
> Fld3
> Fld4
> Fld5
> Fld6
> Fld7
> Fld8
> Fld9
> Fld10
>
> Both files have the exact same layout, I need to update fields 5,6,7 in the production file with the data in the work file where flds1-10, excluding 5-7, are an exact match.
>
> When I first tried it I got a -206 error, so I know that I had the update statement written incorrectly.  Here is what I was trying to use:
>
>   Update File2 as a
>      Set a.Fld5 = b.Fld5,
>      a.Fld6 = b.Fld6,
>      a.Fld7 = b.Fld7
>      Where exists
>      (select * from File1 as b
>      Where
>      a.Fld1 = b.Fld1 and
>      a.Fld2 = b.Fld2 and
>      a.Fld3 = b.Fld3 and
>      a.Fld4 = b.Fld4 and
>      a.Fld8 = b.Fld8 and
>      a.Fld9 = b.Fld9 and
>      a.Fld10 = b.Fld10);
>
> I'm sure the reason its blowing the -206 is because on the update side of the statement b doesn't yet exist.
>
> Any help would be appreciated.
>
>
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