"Rob Tester" <robtester(at)gmail(dot)com> writes:
> I have tried this using pgadmin3 (v1.6.1) and npgsql with the same results,
> no data returned in the text field when the data goes over 65535 chars.
> Maybe both clients are incorrectly setting a limit on a text field?
What happens when you try it in plain old psql?
regards, tom lane