Re: Wildcard search support for pg_trgm

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От Alexander Korotkov
Тема Re: Wildcard search support for pg_trgm
Дата
Msg-id AANLkTikPF5SC9aWHkmG8s3fL7mC5k87rhTMGZdu6c9Xs@mail.gmail.com
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Ответ на Re: Wildcard search support for pg_trgm  (Dimitri Fontaine <dimitri@2ndQuadrant.fr>)
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On Mon, Dec 13, 2010 at 12:14 AM, Dimitri Fontaine <dimitri@2ndquadrant.fr> wrote:
How different (and better) is it from wildspeed?

The general advantage is possibility of usage wildcard search and trigram similarity search using the same index.
I expect that GIN trigram index is slightly less space demanding, but slightly slower on search than wildspeed. Also, I expect GiST trigram index to be slower on search, but faster on updates. While I didn't check these assumptions in details.
I've lack of test datasets for sufficient testing, and I would like to ask community to help me with it. Because testing on dictionaries is good, but obviously not enough.

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With best regards,
Alexander Korotkov.

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