> Right now, if an index entry points to a dead tuple, we set a bit in
> the index so future lookups do not access the heap. We could set a bit
> for block index entries that point to a page that has no live rows, and
> have vacuum remove the index entry later.
GIN don't support this feature...
Teodor Sigaev E-mail: teodor(at)sigaev(dot)ru
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