Boyer-Moore, no less

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От Erik Rijkers
Тема Boyer-Moore, no less
Дата
Msg-id 6cb6b0caa062593b42c9310e84b463be.squirrel@webmail.xs4all.nl
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Ответы Re: Boyer-Moore, no less  (Heikki Linnakangas <heikki.linnakangas@enterprisedb.com>)
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Searching for Boyer-Moore in the manual, one  only finds the following line (in the 8.4 release
notes):

"Improve the performance of text_position() and related functions by using Boyer-Moore-
Horspool searching (David Rowley)"

I have two questions:

1. Where in postgres is the Boyer-Moore algorithm used?  (What happened to text_position() anyway?)

2. Shouldn't there be, for 'advocacy' reasons, a mention of this well-known algorithm in the
manual proper?  (I can make a doc-patch if needed)


Thanks,


Erik Rijkers



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