Re: Patch for Re: [HACKERS] Bug of PL/pgSQL parser

Tom Lane wrote:
> Bruce Momjian <pgman@candle.pha.pa.us> writes:
> > I assume this completes the TODO item:
> >         o Fix PL/PgSQL to handle quoted mixed-case identifiers
>
> It would if it worked, but it doesn't --- for one thing, it seems
> to allow empty identifiers (surely {DQUOTE}* should be {DQUOTE}+).
> I'm not convinced it parses identifiers the same as the main scanner
> does anyway.  Why not just lift the flex code for identifiers
> out of parser/scan.l?

I would love to know why doing this TODO item is so hard.  Every time I
ask Jan, he says it is very hard and it never gets done.

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