Dan Chak <chak(at)MIT(dot)EDU> writes:
> If I say stat.word (instead of subscripting), I get 'missing FROM-
> clause entry for table "stat"'. If I say foo.stat.word, I get
> 'ERROR: schema "foo" does not exist'.
I think the syntax you need is (stat).word etc. See "Field Selection"
here:
http://www.postgresql.org/docs/8.3/static/sql-expressions.html#AEN1679
The reason for the parens is exactly to distinguish whether the leading
word is a table or column name.
regards, tom lane