> "Therefore, a bitmap scan increments the > pg_stat_all_indexes.idx_tup_read count(s) > for the index(es) it uses, and it increments the pg_stat_all_tables. > idx_tup_fetch count for the table, but it does not affect > pg_stat_all_indexes.idx_tup_fetch."
> There is repeated mentioning of pg_stat_all_indexes.idx_tup_fetch while I > suppose one should read pg_stat_all_indexes.idx_scan instead the second > time. I.e. bitmap scans do not increment idx_scan.
Um ... you did notice that the mentions of idx_tup_fetch apply to two different views, pg_stat_all_tables vs pg_stat_all_indexes?