Hi, Florian Weimer wrote:
I think you need it because there are potentially many input types.
Given the partitioning case, I'd expect all rows to have an equal tuple descriptor. Maybe this is a matter of what to optimize, then?
Could you elaborate on what use case you have in mind? Regards Markus ---------------------------(end of broadcast)--------------------------- TIP 7: You can help support the PostgreSQL project by donating at http://www.postgresql.org/about/donate