>>>>> "Roy" == Roy Badami <roy@gnomon.org.uk> writes:

Roy> FWIW, this is documented behaviour (section 35.1 of the
Roy> manual).

That's 35.1 in the 8.0 doc, BTW. It's 37.1 in the 7.4 doc.

Roy> -roy

---------------------------(end of broadcast)---------------------------
TIP 9: the planner will ignore your desire to choose an index scan if your
joining column's datatypes do not match