Re: polyphase merge?

On Wed, 2009-02-04 at 10:55 +0000, Greg Stark wrote:
> Is this basically the same as our current algorithm but without
> multiplexing the tapes onto single files? I have been wondering
> whether we multiplex the tapes any better than filesystems can lay out
> separate files actually.

I don't think you'll be able to do that more efficiently than we already
do. Read the top of tuplesort.c

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