Re: [HACKERS] WIP: Faster Expression Processing v4

On 3/10/17 14:40, Andres Freund wrote:
> I'd really like to get it in.  The performance improvements on its own
> are significant, and it provides the basis for significantly larger
> improvements again (JIT) - those followup improvements are large patches
> again though, so I'd rather not do all of that next cycle.
> 
> My next step (over the weekend) is to add tests to execQual.c to get it
> a good chunk closer to 100% test coverage, and then do the same for the
> new implementation (there's probably very little additional tests needed
> after the conversion).  Given all tests pass before/after, and there's a
> lot of them, I think we can have a reasonable confidence of a low bug
> density.

That seems like a plan, but now would probably be a good time for some
other hackers to take note of this proposal.

-- 
Peter Eisentraut              http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services