Re: An Idea for planner hints

AgentM wrote:
> I've always found it odd that database didn't determine which
> statistics are the most interesting from the queries themselves.

The overhead of doing that on the fly is probably prohibitive.  More 
explicit profiling support could be helpful, but that would seem a lot 
more complicated than, say, a compiler profiling tool that merely has 
to sort out the branch predictions.

-- 
Peter Eisentraut
http://developer.postgresql.org/~petere/