Re: [HACKERS] Fast REVERSE() function?

On Mon, Sep 08, 2008 at 11:20:18AM -0400, Chris Browne wrote:
> I've got a case where I need to reverse strings, and find that, oddly
> enough, there isn't a C-based reverse() function.
> A search turns up pl/pgsql and SQL implementations:

just for completenes - there is also pl/perl and c versions freely
available:
http://www.depesz.com/index.php/2007/07/30/indexable-field-like-something/
(pl/perl)
http://blog.frosties.org/post/2007/08/28/Fonction-reverse-C-avec-PostgreSQL
(c)

Best regards,

depesz

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