Simon Riggs wrote:
ISTM we would be able to do this fairly well if we implemented
Index-only columns. i.e. columns that don't exist in the heap, only in
an index.
Taken to the extreme, all columns could be removed from the heap and
placed in an index(es). Only the visibility information would remain on
the heap.
Wouldn't the extreme be - even the visibility information is in the
index? :-)
Cheers,
mark
--
Mark Mielke <[EMAIL PROTECTED]>
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TIP 2: Don't 'kill -9' the postmaster
