Re: Need a help in regexp

In response to Nicholas I :
> Hi,
>
> Need a help in regexp!
>
> I have a table in which the data's are entered like,
>
> Example:
>
> One (1)
> Two (2)
> Three (3)
>
> I want to extract the data which is only within the parentheses.
>
> that is
> 1
> 2
> 3
>
> i have written a query,
> select regexp_matches(name,'([^(]+)([)]+)','g') from table;
> which outputs the data as,
> {"test"}
> {"test2"}
>
>
> Thank You
> Nicholas I

test=*# select * from regex ;
t
-----------
one (1)
two (2)
three (3)
(3 Zeilen)

Zeit: 0,262 ms

test=*# select regexp_replace(t, '[^0-9]','','g') from regex;
regexp_replace
----------------
1
2
3
(3 Zeilen)

Regards, Andreas
--
Andreas Kretschmer
Kontakt: Heynitz: 035242/47150, D1: 0160/7141639 (mehr: -> Header)
GnuPG: 0x31720C99, 1006 CCB4 A326 1D42 6431 2EB0 389D 1DC2 3172 0C99