FAQ

On 1 June 2013 19:25, Heikki Linnakangas wrote:

Hmm, it would probably be much easier to squeeze, say, one byte from the
tuple header, than full four bytes. Then you could store store a null bitmap
for upto 16 columns, without crossing the 24 byte mark. That would already
get you much of the benefit.
It seemed worth recording the idea, though I agree that now its
recorded its not the best idea for reducing table size.

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  Simon Riggs http://www.2ndQuadrant.com/
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postedJun 1, '13 at 8:22a
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