Re: Using In Clause For a Large Text Matching Query
| От | Richard Broersma Jr |
|---|---|
| Тема | Re: Using In Clause For a Large Text Matching Query |
| Дата | |
| Msg-id | 20060630001738.11455.qmail@web31801.mail.mud.yahoo.com обсуждение исходный текст |
| Ответ на | Using In Clause For a Large Text Matching Query (Jason Farmer <jfarmer@getloaded.com>) |
| Ответы |
Re: Using In Clause For a Large Text Matching Query
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| Список | pgsql-sql |
> Well, there is also: <a > href="http://www.postgresql.org/docs/8.1/interactive/functions-comparisons.html#AEN13377"> > > /expression/ /operator/ ANY (/array expression/)</a>. So, if you have a way to preprocess you > input text fields that you want matched > you could build a regex for each and feed them in an array to an '~ ANY' expression like so (or, > use ~* for case > insensitive matching): > > SELECT col1 > FROM table > WHERE col1 ~ ANY (ARRAY['regex1', 'regex2', ...]); Good point, But don't forget to include the list in your response. :-) Regards, Richard Broersma Jr.
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