Ow Mun Heng wrote:
> On Mon, 2007-09-24 at 02:31 -0400, Alvaro Herrera wrote:

> > > it ERRORs w/ could not determine data type of parameter $3
> > 
> > Cast it to the correct type.
> 
> how do I cast a NULL? Is it Varchar?

I didn't say "pick a random datatype", I said "the correct type", which
in this case means the type "code" has in the function.

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.

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