Ian Barwick <barwick(at)gmx(dot)net> writes:
>   test=#  create table foo (bar int);
>   CREATE TABLE
>   test=# update foo set foo=1 where foo=1;
>   ERROR:  exprType: Do not know how to get type for 711 node
Now it does
regression=# update foo set foo=1 where foo=1;
ERROR:  Relation reference "foo" cannot be used in an expression
Thanks for the report.
			regards, tom lane