Re: Snapshot management, final

Tom Lane wrote:

I'm revising the patch; this comment is flawed though:

> Shouldn't UnregisterSnapshot insist that s_level be equal to current
> xact nest level?

It can't check that; consider

begin;
savepoint foo;
declare cur cursor for select (1), (2), (3);
savepoint bar;
close cur;
commit;

Thanks again for the review.

--
Alvaro Herrera                                http://www.CommandPrompt.com/
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