RE: [MI400] MCH3401 removal

["Bob Cozzi" <cozzi@xxxxxxxxx>]

You stumped me on this one... I don't even recall this from back in the days
of S/38 MI programming.

-----Original Message-----
From: mi400-bounces@xxxxxxxxxxxx [mailto:mi400-bounces@xxxxxxxxxxxx] On
Behalf Of Njal Fisketjon
Sent: Tuesday, May 18, 2004 4:29 PM
To: MI Programming on the AS400 / iSeries
Subject: RE: [MI400] MCH3401 removal

Bob,

It might be a bit too "dirty" for your task, but I think that looking up
the *QDIDX (an index of type x'0E90') in the library is the fastest way
to check for object existence.


- Njal


> -----Original Message-----
> From: mi400-bounces@xxxxxxxxxxxx [mailto:mi400-bounces@xxxxxxxxxxxx]On
> Behalf Of Bob Cozzi
> Sent: 18. mai 2004 17:41
> To: 'MI Programming on the AS400 / iSeries'
> Subject: RE: [MI400] MCH3401 removal
> 
> 
> Hi Leif,
> I agree, however I am not using MI source/syntax, I am use the C 
> language MI
> functions, and your technique doesn't seem to have a C equivalent. 
> I am concerned about performance because I am processing tens of 
> millions of
> records and need the job to finish as soon as possible. I have 
> done several
> things to optimize performance. Originally I was using a CALL to 
> QUSROBJD to
> check for object existence. By switch to the rslvsp technique, I 
> cut a huge
> check of overhead out of the routine--in fact most of the overhead was in
> just that one call. So every "bit" helps.
> -Bob


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