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Re: Count occurrences of pattern in string

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dario.ber@xxxxxxxxx <dario.ber@xxxxxxxxx> wrote:

> Hello,
> 
> I'm looking for a function to count the occurrences of a pattern in a 
> string. E.g. something like:
> 
> fun_count_pattern('fooXblaX', 'X')
> 
> which would 
> return 2 (I.e. pattern 'X' found 2 times in string 'fooXblaX').

How about:

test=*# select length('fooXblaX') - length(regexp_replace('fooXblaX','X','','g')) / length('X');
 ?column?
----------
        2
(1 Zeile)



Andreas
-- 
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unintentional side effect.                              (Linus Torvalds)
"If I was god, I would recompile penguin with --enable-fly."   (unknown)
Kaufbach, Saxony, Germany, Europe.              N 51.05082°, E 13.56889°

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