Re: ERROR: argument to pg_get_expr() must come from system catalogs

Heikki Linnakangas <heikki.linnakangas@enterprisedb.com> writes:
> On 13/07/10 21:36, Tom Lane wrote:
>> I wasn't terribly happy with that approach to begin with.  I think we
>> need to rethink.

> Do you want to go ahead with your plan of changing what's passed in 
> FuncInfo? I won't object if you want to do it, but I wouldn't feel 
> comfortable with backporting such big changes myself.

I will take a look at it, but not right away.  Since we have no
near-term plans for new minor releases, I don't think it's urgent.

> If we continue with the approach I took, we should implement the 
> suggestion to create a new data type for this in 9.1. That would be more 
> waterproof than the changes I made, if we introduce new ways to call 
> functions in the future.

Agreed, that seems like a better solution going forward than either of
the others.
        regards, tom lane