On Mon, Oct 27, 2014 at 5:52 PM, Heikki Linnakangas <heikki.linnakan...@iki.fi> wrote: > Fix two bugs in tsquery @> operator. > > 1. The comparison for matching terms used only the CRC to decide if there's > a match. Two different terms with the same CRC gave a match. > > 2. It assumed that if the second operand has more terms than the first, it's > never a match. That assumption is bogus, because there can be duplicate > terms in either operand. > > Rewrite the implementation in a way that doesn't have those bugs. > > Backpatch to all supported versions. Perhaps the CRC implementation would change in the future, but what about adding regression tests as well? Those are still bugs. -- Michael
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