Re: Replacing characters in a string

Hello

2010/9/14 Luís de Sousa <luis(dot)a(dot)de(dot)sousa(at)gmail(dot)com>:
> Hello everyone,
>
> I need to replace all occurrences of a certain character in a string.
> For that I'm using regexp_replace, but so far I only managed to
> replace the first character, here's an example:
>
>> SELECT regexp_replace('xaxx', 'x', 'e');
>  regexp_replace
> ----------------
>  eaxx
> (1 row)
>
> But the result I'd need is 'eaee'. How can I do it?

postgres=# select replace('abcdeabcde','a','x');
replace
────────────
xbcdexbcde
(1 row)

or

postgres=# SELECT regexp_replace('xaxx', 'x', 'e','g'); -- use a flag Global
regexp_replace
────────────────
eaee
(1 row)

Regards

Pavel Stehule

>
> Thanks,
>
> Luís
>
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