Re: Dept of ugly hacks: eliminating padding space in system indexes - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Dept of ugly hacks: eliminating padding space in system indexes
Date
Msg-id 3052.1214920816@sss.pgh.pa.us
Whole thread Raw
In response to Re: Dept of ugly hacks: eliminating padding space in system indexes  (Zdenek Kotala <Zdenek.Kotala@Sun.COM>)
Responses Re: Dept of ugly hacks: eliminating padding space in system indexes  (Zdenek Kotala <Zdenek.Kotala@Sun.COM>)
List pgsql-hackers
Zdenek Kotala <Zdenek.Kotala@Sun.COM> writes:
> Tom Lane napsal(a):
>> Cutting a third off the size of a system index has got to be worth
>> something, but is it worth a hack as ugly as this one?

> The problem what I see there is how to fit with in-place-upgrade. Catalog should 
> be generate from scratch, but if somebody uses name in regular table it invokes 
> request for reindex.

Actually, an existing index stored as "name" would continue to work
fine, so I think this could be worked around.   But in any case name is
deprecated for user use, so anyone who suffers a reindex has only
themselves to blame.
        regards, tom lane


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