Re: gsoc, text search selectivity and dllist enhancments - Mailing list pgsql-hackers

From Tom Lane
Subject Re: gsoc, text search selectivity and dllist enhancments
Date
Msg-id 17467.1215556999@sss.pgh.pa.us
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In response to Re: gsoc, text search selectivity and dllist enhancments  (Jan Urbański <j.urbanski@students.mimuw.edu.pl>)
Responses Re: gsoc, text search selectivity and dllist enhancments  (Jan Urbański <j.urbanski@students.mimuw.edu.pl>)
List pgsql-hackers
Jan Urbański <j.urbanski@students.mimuw.edu.pl> writes:
> Do you think it's worthwhile to implement the LC algorithm in C and send 
> it out, so others could try it out? Heck, maybe it's worthwhile to 
> replace the current compute_minimal_stats() algorithm with LC and see 
> how that compares?

Very possibly.  I repeat that the current implementation of
compute_minimal_stats is very ad-hoc code and wasn't written with an eye
to high performance.  Replacing it with an algorithm that someone
actually thought about might well be worth doing.
        regards, tom lane


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