Re: Patch: add timing of buffer I/O requests

Peter Geoghegan <peter@2ndquadrant.com>

From: Peter Geoghegan <peter@2ndquadrant.com>

To: Greg Smith <greg@2ndquadrant.com>

Cc: Tom Lane <tgl@sss.pgh.pa.us>, Magnus Hagander <magnus@hagander.net>, Robert Haas <robertmhaas@gmail.com>, Ants Aasma <ants@cybertec.at>, pgsql-hackers@postgresql.org

Date: 2012-04-10T22:32:45Z

Lists: pgsql-hackers

On 10 April 2012 23:07, Greg Smith <greg@2ndquadrant.com> wrote:
> On 04/10/2012 12:27 PM, Tom Lane wrote:
> I am doing more sophisticated things with it, so I'll celebrate this as my
> opportunity to say I did something you didn't see coming for 2012.

This is why I requested that we expose the query_id hash value - I
believe that it will be generally useful in clustering situations. It
would be nice to have a persistent identifier. While we're discussing
revising pg_stat_statement's interface, are you still opposed to
exposing that value, Tom?

-- 
Peter Geoghegan       http://www.2ndQuadrant.com/
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