On Wed, Aug 17, 2005 at 04:25:48PM -0400, Tom Lane wrote:
> Of course, this begs the question of what ping is really supposed to
> test and when it's supposed to be allowable. The above will not work
> if in the middle of retrieving a query result, for example.
Well, there's that. I'm not really sure why there's a need for a ping
-- and I've heard others question it, too.
Perl's DBI has a connect_cached() function that is suppose to return a
cached connection if it's still alive. So that is one place "ping" is
used. If ping fails then a new connection is created.
--
Bill Moseley
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