Re: binary array and record recv

Tom Lane wrote:
> Peter Eisentraut <peter_e@gmx.net> writes:
> > On Tuesday 18 December 2007 18:30:22 Tom Lane wrote:
> >> Arguably, pg_dump from an older version should make sure that the auto
> >> rules should NOT get created, else it is failing to preserve an older
> >> view's behavior.
> 
> > We extend properties of objects all the time.  That is why we make new 
> > releases.  No one is required to use the new properties.
> 
> > Should pg_dump also make sure that tables imported from an older version are 
> > not usable for recursive unions or window functions, thus preserving the 
> > older table's behavior?
> 
> That argument seems fairly bogus.  The addition of those features won't
> change the behavior of existing applications.

How will adding updatable views change them?  The only change is that
when you try to insert/update/delete on a view, it used to give an
error, but the new version will accept it.  How can this be a problem?
Surely no application is depending on the fact that this will raise an
error.

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support