Re: [HACKERS] scanner/parser for FOREIGN KEY

From: Thomas Lockhart <lockhart(at)alumni(dot)caltech(dot)edu>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Jan Wieck <wieck(at)debis(dot)com>, PostgreSQL HACKERS <pgsql-hackers(at)postgreSQL(dot)org>
Subject: Re: [HACKERS] scanner/parser for FOREIGN KEY
Date: 2000-01-03 15:51:12
Message-ID: 3870C570.8FBB134D@alumni.caltech.edu
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> AFAIR that was the only concrete solution offered. I think Thomas
> wanted to look into whether he could tweak the grammar to avoid the
> problem without lookahead, but he hasn't produced any results ---
> and I misdoubt that a fix done that way will be any cleaner than
> inserting a lexer lookahead interface.
> In short, it's fine by me but I dunno if Thomas has signed on yet.

I glanced at it, but have not had a chance to dive in. There had been
so many changes to the parser code while I was off playing with outer
join syntax that I decided to start over (lots of what I had done
needed to be cleaned up anyway).

I hope to get back to development within a few days, but in the
meantime my parser is re-broken and I haven't yet fixed Jan's parts. I
hate to be holding up Jan, but otoh I hate to see us having to use a
new techique for parsing if the usual ones can be made to work...

- Thomas

--
Thomas Lockhart lockhart(at)alumni(dot)caltech(dot)edu
South Pasadena, California

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