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Re: grep -f keyword data query - Mailing list pgsql-general

From Tom Lane
Subject Re: grep -f keyword data query
Date
Msg-id 18846.1451324072@sss.pgh.pa.us
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In response to Re: grep -f keyword data query  (Hiroyuki Sato <hiroysato@gmail.com>)
Responses Re: grep -f keyword data query  (Hiroyuki Sato <hiroysato@gmail.com>)
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Hiroyuki Sato <hiroysato@gmail.com> writes:
> I re-created index with pg_trgm.
> Execution time is 210sec.
> Yes It is faster than btree index. But still slow.
> It is possible to improve this query speed?
> Should I use another query or idex?

Did you try a GIN index?

            regards, tom lane

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