Re: [HACKERS] Include Lists for Text Search
От | Teodor Sigaev |
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Тема | Re: [HACKERS] Include Lists for Text Search |
Дата | |
Msg-id | 47D54CCF.1090904@sigaev.ru обсуждение исходный текст |
Ответ на | Re: [HACKERS] Include Lists for Text Search (Tom Lane <tgl@sss.pgh.pa.us>) |
Ответы |
Re: [HACKERS] Include Lists for Text Search
Re: [HACKERS] Include Lists for Text Search |
Список | pgsql-patches |
> Hmm, I can see how some middleware would help with folding or not > folding the input token, but what about the words coming from the > dictionary file (particularly the *output* lexeme)? It's not apparent > to me that it's sensible to try to control that from outside the > dictionary. Right now I see an significant advantage of such layer: two possible extension of dictionary (filtering and storing original form) are independent from nature of dictionary. So, instead of modifying of every dictionary we can add some layer, common for all dictionary. With syntax like: CREATE/ALTER TEXT SEARCH DICTIONARY foo (...) WITH ( filtering=on|off, store_original=on|off ); Or per token's type/dictionary pair. -- Teodor Sigaev E-mail: teodor@sigaev.ru WWW: http://www.sigaev.ru/
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