Re: 9.3 release notes suggestions - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: 9.3 release notes suggestions
Date
Msg-id 20130504172325.GJ5631@momjian.us
Whole thread Raw
In response to Re: 9.3 release notes suggestions  (Bruce Momjian <bruce@momjian.us>)
List pgsql-hackers
On Sat, May  4, 2013 at 01:17:44PM -0400, Bruce Momjian wrote:
> Yes, I see it is wrong now. I came up with this new query:
> 
>     SELECT to_hex(EXTRACT(EPOCH FROM backend_start)::integer) || '.' ||
>            regexp_replace('0000' || to_hex(pid), '^0*(.*....)$', '\1')
>     FROM pg_stat_activity;
> 
> It removes some leading zeros, but guarantees 4 digits.
> 
> I have updated to that new query to our docs too.  Is there a better
> regex for this?

OK, I thought of a better one:
SELECT to_hex(EXTRACT(EPOCH FROM backend_start)::integer) || '.' ||       regexp_replace('0000' || '0133e3',
'^0*(.{4,})$','\1')FROM pg_stat_activity;
 

--  Bruce Momjian  <bruce@momjian.us>        http://momjian.us EnterpriseDB
http://enterprisedb.com
 + It's impossible for everything to be true. +



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