Re: Speeding up the Postgres lexer - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Speeding up the Postgres lexer
Date
Msg-id 16584.1116905854@sss.pgh.pa.us
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In response to Re: Speeding up the Postgres lexer  (Christopher Kings-Lynne <chriskl@familyhealth.com.au>)
List pgsql-hackers
Christopher Kings-Lynne <chriskl@familyhealth.com.au> writes:
> However, the lexer isn't touched anywhere near as much as the grammar is 
>   right?

Yeah --- if you look at the CVS history, changes that affect the flex
rules (and not just the text of the C-code actions) are really rare
these days.  If there were a lot of churn I'd think this proposal was
completely impractical, but there's not much anymore.
        regards, tom lane


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