Greg Stark wrote:
> Bruce Momjian <pgman@candle.pha.pa.us> writes:
>
> > > What happens if someone already has a type called "e" ?
> >
> > That would be the same problem as someone having a type 'b' or 'x'. It
> > would still work, but not for casts like text'str'. Those letters are
> > caught in the lexer before getting into to the parser.
>
> What I'm asking about is, are there going to be user applications that were
> working fine in previous versions but suddenly start breaking when this change
> is made? Does that affect your decision in whether to backport this to 8.0.x?
The use of "E" as a data type that is used as E'' seems pretty rare, but
I suppose it is possible. We really haven't even discussed the idea of
backporting anything, it is just an open issue at the time we release an
8.0.X.
--
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