Re: 8.3devel slower than 8.2 under read-only load

Simon Riggs <simon@2ndquadrant.com> writes:
> Here's where I am:

> Basic test was to replace call to oper_select_candidate with a single
> item that was fed by a hardcoded value for varchar equality operator.

Well, that confirms what we knew from gprof, but surely you aren't
proposing that as a usable patch.

> What I'm actually proposing is a patch implementing a oper_select_hook
> function pointer, which allows the user to do anything they want.

Why in the world would that be a good idea?
        regards, tom lane