Re: SQL CREATE FUNCTION difficulties

[Charles Wilt <charles.wilt@xxxxxxxxx>]

Query SYSFUNCTIONS to see if the function is defined...

HTH,
Charles

On Wed, Dec 14, 2011 at 2:39 PM, Charles Wilt <charles.wilt@xxxxxxxxx> wrote:
> Upgrade to 7.1 and use CREATE OR REPLACE FUNCTION....  :)
>
> Charles
>
> On Wed, Dec 14, 2011 at 2:20 PM, James Lampert <jamesl@xxxxxxxxxxxxxxxxx> wrote:
> > In connection with several SQL VIEWs added to our CRM product as the
> > "New Data Access Layer" (mainly for BIRT at this point), we create
> > user-defined functions, by generating (from an RPG program) and
> > executing (via RUNSQLSTM) an SQL script.
> >
> > At present, the RPG program decides whether or not to begin the script
> > with a DROP FUNCTION, by checking whether the function's *SRVPGM exists.
> >
> > Unfortunately, if function was already created, and the *SRVPGM for the
> > function has been deleted without doing a DROP FUNCTION, no DROP
> > FUNCTION is generated, and the CREATE FUNCTION fails.
> >
> > Can somebody who's more familiar with SQL suggest a less fragile way of
> > unconditionally creating (or re-creating) the function and its
> > underlying *SRVPGM, one that won't break under the described conditions?
> >
> > --
> > JHHL
> > --
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