Bruce Momjian <[EMAIL PROTECTED]> writes:
> Remember one idea is for index scans to automatically update the expired
> flag in the index bitfields when they check the heap tuple.
There is no such flag, and I'm not planning to add one before I fix
statistics ;-)
There are a number of things that'd have to be thought about before
such a thing could happen. For one thing, trying to obtain write locks
instead of read locks during a btree scan would blow us out of the water
for supporting concurrent btree operations.
regards, tom lane
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