Karsten Hilbert wrote:
> Hi all,
> 
> I can't spot the trouble with this function definition:
> 
> create function dem.trf_null_empty_title()
>       returns trigger
>       language plpgsql
>       as $null_empty_title$
> begin
>       if (NEW.title is null) then
>               return NEW;
>       end if;
> 
>       if trim(NEW.title) <> '' then
>               return NEW;
>       end if;
> 
>       NEW.title := NULL;
>       return NEW;
> end;
> $null_empty_title$;

Works for me ...

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support

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