On Wed, Feb 8, 2012 at 9:51 AM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> IMO this patch is already well past the point of diminishing returns in
> value-per-byte-added. I'd like to see it trimmed back to provide a fast
> path for just single-column int4/int8/float4/float8 sorts. The other
> cases aren't going to offer enough of a win to justify the code space.
I'm curious about how much we're gaining from the single-column
specializations vs. the type-specific specializations. I think I'm
going to go try to characterize that.
The Enterprise PostgreSQL Company
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