>
> The Managing Catalogs manual describes this sequence with a DELETE and a
> DEFINE between the export and import, so the import is into an empty
> catalog.  In this case, jobs referencing the catalog would probably get
> upset.
>
> Why do you wnat to do this if you are not going to empty the catalog
> first?
>
> Jim McAlpine <[EMAIL PROTECTED]> wrote:
> Is it ok to do the following -
>
> LOCK CATALOG
> EXPORT CATALOG
> IMPORT CATALOG
> UNLOCK CATALOG
>
> while there are jobs referencing datasets in the said catalog, or should
I
> wait until the work is quiesced.
>
> Jim McAlpine
>

<war story>
Many years ago, a customer was following this procedure. Soon after the
UNLOCK CATALOG, jobs started have catalog problems. It was deemed that the
Ucat was corrupt, and a backup copy was restored (using LOCK/UNLOCK). The
problems persisted.

OPC (Job scheduling tool) was defined as Privileged in the ICHRIN03, so the
Catalog locking wasn't observed. It took a while to clean up.
</war story>

John

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