Re: Re: Cascade delete views? - Mailing list pgsql-hackers

From Stephan Szabo
Subject Re: Re: Cascade delete views?
Date
Msg-id Pine.BSF.4.10.10009191012020.52851-100000@megazone23.bigpanda.com
Whole thread Raw
In response to Re: Cascade delete views?  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
On Tue, 19 Sep 2000, Tom Lane wrote:

> Yes, this mistake needs to be detected earlier.  The stored view
> contains both the name and the OID of the referenced table.  It should
> *not* accept a new table with same name and different OID, since there's
> no guarantee that the new table has anything like the same column set.
> (ALTER TABLE has some issues here too...)
> 
> > Should a 'DROP TABLE' drop the views, fail, or be recoverable from by
> > recreating the table?
> 
> Yes ;-).
> 
> Any of those behaviors would be better than what we have now.  However,
> none of them is going to be easy to implement.  There will need to be
> more info stored about views than there is now.

This is an example of a place where the dependencies chart will come
in handy. :)  I do actually hope to get to it (if noone else does it)
after my work job has their official release and I get a chance to take
time off and after I've figured out match partial for the referential
integrity stuff (which is more of a pain than I could have ever imagined).



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