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Re: Order by parameter inside pgsql function ignored

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On Tuesday 2. June 2009, Anton Marchenkov wrote:
>Hi!
>
>I'm trying to use the order by parameter inside a function, but it is
>ignored. Any ideas why? And how can I sort by external parameters
> inside pgsql function?

What's the problem with

SELECT * FROM foo(myvar) ORDER BY sort_key ASC

?

If sort_key is the name of a column, you must use EXECUTE and build a 
dynamic query string like:

FOR rec IN EXECUTE
'SELECT * FROM customers.customers_with_mark_deleted c  ORDER BY ' || 
sort_key || ' ASC'
-- 
Leif Biberg Kristensen | Registered Linux User #338009
Me And My Database: http://solumslekt.org/blog/

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