Re: How to search ignoring spaces and minus signs

From: Rajesh Kumar Mallah <mallah(dot)rajesh(at)gmail(dot)com>
To: Andrus <kobruleht2(at)hot(dot)ee>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: How to search ignoring spaces and minus signs
Date: 2010-10-14 08:37:22
Message-ID: AANLkTimAz=4wX+X_1HtVYQFu6+H800YE-m1TsJEEQzGo@mail.gmail.com
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Dear Andrus,

Quick & Dirty Soln:

SELECT * from table where regexp_replace( col , '[-\\s+]' , '' ,
'g') ilike '%search_term%' ;

note above sql will not use any index if you have to search 10000s of
rows use alternate
approaches.

regds
Rajesh Kumar Mallah.

2010/10/13 Andrus <kobruleht2(at)hot(dot)ee>:
> CHAR(20) columns in 8.4 database may contains spaces and - signs like
>
> 13-333-333
> 12 3-44
> 33 33 333
> 12345
>
> User enters code to search without spaces and - signs, like 12344
> How to search for product code ignoring spaces and - signs?
>
> For example searching for code 12344 should return
> 12 3-44  as matching item.
>
> Andrus.
>
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