Re: Using In Clause For a Large Text Matching Query

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От Richard Broersma Jr
Тема Re: Using In Clause For a Large Text Matching Query
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Msg-id 20060630001738.11455.qmail@web31801.mail.mud.yahoo.com
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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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> 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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