On Mon, Apr 18, 2022 at 1:10 PM Tom Lane <t...@sss.pgh.pa.us> wrote: > The places where index AMs refer to num_heap_tuples seem to be using > it as a ceiling on estimated index tuple counts. Given that we should > be counting dead index entries, redefining it as you suggest would be > wrong.
I would argue that it would be correct for the first time -- at least if we take the behavior within heapam_index_build_range_scan (and everywhere else) as authoritative. That's a feature, not a bug. -- Peter Geoghegan
