Hello,
We're migrating to Greenplum, and in our currently portfolio we base everything 
on views.
In our prior system, we could alter tables and then refresh the views, but in 
PG/greenplum most alters are blocked because of the dependent objects.

I understand that I can walk the pg_depends table to see the linkages, but what 
I really want to know
Is there a way to change the system behavior so that  ALTERs are allowed, 
perhaps invalidating dependent objects

Short of this, is there a recommended framework/functions for spooling off the 
dependent objects, performing the alter and then recreating all of the 
dependent objects?

Thanks  in advance.
Doug Little
Sr. Data Warehouse Architect | Enterprise Data Management | Orbitz Worldwide
douglas.lit...@orbitz.com<mailto:douglas.lit...@orbitz.com>

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