On Fri, Aug 12, 2016 at 7:40 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> pointing out that "SELECT 42 ISNULL" is now ambiguous. Since ISNULL
> is nonstandard, maybe dropping support for it would be feasible.
Isn't ISNULL one of the lexical tricks we used to effectively give
bison two token lookahead?
--
greg