Re: 8.3/8.4 SQL incompatibility?

Britt Piehler <brittp@labkey.com> writes:
> A generated query of ours broke on upgrade from PG 8.3.3 to 8.4.1 with 
> the following error:
> ERROR: failed to find conversion function from unknown to character varying

Hm.  I'm not going to promise that such cases should work always, but
given that this particular case worked before, it'd be nice if it kept
working.  I'll see what I can do about it.  It's too late for 8.4.2
though.
        regards, tom lane