Derek Clarkson <dhc@bigpond.net.au> writes:
> Whats maximum I can put as the length ? - I can't find it in the doco.
I think the parser will complain about N exceeding 10,000,000.
In practice, if you don't have a clear idea of what the upper bound
should be, don't put an upper bound --- use type text. Putting a
meaninglessly large upper bound simply wastes cycles for useless checks.
regards, tom lane