Re: Behavior of "OFFSET -1"

On Tue, Jul 22, 2014 at 12:49:37PM -0400, Tom Lane wrote:
> Before 9.3, you got an error from this:
>
> regression=# select * from tenk1 offset -1;
> ERROR: OFFSET must not be negative

That seems eminently sane, and should continue to error out, IM.

The only circumstance I can imagine where this could be argued not to
be is just casuistry, namely LIMIT m OFFSET -n might be argued to mean
LIMIT m-n.

Cheers,
David.
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