2010/7/26 Enrique Palacios <enriquepalaci...@gmail.com>:
> HI everyone,
> Im new here, this is my first mail and i would like to know how return from
> a query only alphanumeric values and these symbols: ().,-%
> Something like:
> SELECT description FROM products WHERE productid = 5
> RESULT
> ======
> X# PRODUCT %1.0/30(UN)
> DESIRED RESULT
> ==============
> X PRODUCT %1.0 30(UN)
> I read some info, but it didnt worked out for me using regular expressions
> excuse my poor english
> thank you very much
> --
Try:
bdteste=# SELECT regexp_replace('X# PRODUCT
%1.0/30(UN)',E'[^\\w\\s().,%-]',' ','g');
regexp_replace
------------------------
X PRODUCT %1.0 30(UN)
(1 row)
http://www.postgresql.org/docs/current/interactive/functions-matching.html#FUNCTIONS-POSIX-REGEXP
Osvaldo
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