Postgres Pro
Downloads
Home   >   mailing lists

Re: MAX/MIN optimization via rewrite (plus query rewrites generally) - Mailing list pgsql-hackers

From John Hansen
Subject Re: MAX/MIN optimization via rewrite (plus query rewrites generally)
Date
Msg-id 5066E5A966339E42AA04BA10BA706AE56203@rodrick.geeknet.com.au
Whole thread Raw
In response to MAX/MIN optimization via rewrite (plus query rewrites generally)  (Mark Kirkwood <markir@coretech.co.nz>)
Responses Re: MAX/MIN optimization via rewrite (plus query rewrites
Re: MAX/MIN optimization via rewrite (plus query rewrites generally)
List pgsql-hackers
Tree view 
Why not just change the function all together to 'select $1 from $2
order by $1 desc limit 1;'

Is there ANY situation where max(col) as it is, would be faster?

... John

pgsql-hackers by date:

Previous
From: Tom Lane
Date:
Subject: Re: MAX/MIN optimization via rewrite (plus query rewrites generally)
Next
From: "Jim C. Nasby"
Date:
Subject: Re: MAX/MIN optimization via rewrite (plus query rewrites