RE: using STRSQL statement fails but works with Ops-Nav

Have you tried visual-explain in operations navigator?  You can monitor any
job on the system (your interactive job), run the statement in STRSQL, then
then the monitor and analyze the results.  

Eric DeLong
Sally Beauty Company
MIS-Project Manager (BSG)
940-898-7863 or ext. 1863



-----Original Message-----
From: CWilt@xxxxxxxxxxxx [mailto:CWilt@xxxxxxxxxxxx]
Sent: Tuesday, December 23, 2003 2:38 PM
To: midrange-l@xxxxxxxxxxxx
Subject: RE: using STRSQL statement fails but works with Ops-Nav


Eric,

I'm on v5r2.

As I said in the original post, I'm not getting any error messages and the
exact same query in QM or Ops-Nav runs fine.

Charles


> -----Original Message-----
> From: DeLong, Eric [mailto:EDeLong@xxxxxxxxxxxxxxx]
> Sent: Tuesday, December 23, 2003 2:36 PM
> To: 'Midrange Systems Technical Discussion'
> Subject: RE: using STRSQL statement fails but works with Ops-Nav
> 
> 
> Charles,
> 
> What version of OS400 are you using.  
> 
> We had trouble recently with a similar statement in embedded 
> SQL where the
> query optimizer returned an invalid floating point value 
> (probably a divide
> by zero, as indicated by second level message) when 
> estimating the cost of a
> join.  The only indication of trouble was a MCH message that 
> reported the
> invalid floating point value.  This was V4R4, so no support 
> available...  
> 
> Eric DeLong
> Sally Beauty Company
> MIS-Project Manager (BSG)
> 940-898-7863 or ext. 1863
> 
> 
> 
> -----Original Message-----
> From: CWilt@xxxxxxxxxxxx [mailto:CWilt@xxxxxxxxxxxx]
> Sent: Tuesday, December 23, 2003 12:28 PM
> To: midrange-l@xxxxxxxxxxxx
> Subject: using STRSQL statement fails but works with Ops-Nav
> 
> 
> The following SQL statement works fine from the Ops-Nav "Run 
> SQl Statements"
> and as a Query Manager SQL query.  But when run from the 
> STRSQL screen, it
> returns no records yet it doesn't give any error message either.
> 
> Note that the QM query and the STRSQL are done interactively 
> from the same
> job, so it isn't a problem with different files being used.
> 
> I'm guessing STRSQL has a problem with the common-table 
> expression or the
> correlated sub-query.
> 
> Has anyone seen this before?
> 
> Thanks,
> Charles
> 
> 
> with tbl as (select pimodl, piiall, dochdt                   
>              from mason/mppriv, mason/tpdocu                 
>              where pimodl = domelc and dochdt >= 20031223    
>              group by pimodl, piiall, dochdt                 
>              order by pimodl, dochdt asc)                    
>                                                              
> select tbl.pimodl, tbl.piiall, tbl.dochdt, (piiall -         
>         (select sum(b.doqty)                                 
>             from mason/tpdocu b                              
>             where b.domelc = tbl.pimodl                      
>               and b.dochdt between 20031223 and tbl.dochdt   
>           ))  as EndingQty                                   
> from tbl
> order by 1, 3 asc 
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