"Sim Zacks" <sim(at)compulab(dot)co(dot)il> writes:
> A query written on any client should return the same result. The query being
> the visible appearance on the screen.
This is presupposing the answer to the question at hand. I do not agree
with the above premise; it would seem to imply, for example, expanding
tabs to spaces so that "where foo = '<tab>'" yields the same result as
"where foo = ' '" for some appropriate number of spaces.
regards, tom lane