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Help with an interesting Postgres question: Why isn't an Index Only Scan used on a partition accessed via the parent table?.
CREATE TABLE
INSERT 0 4
CREATE FUNCTION
total_duration_without_redundancy
10:05:00
SELECT 1
total_duration_of_ranges_without_any_overlap
09:35:00
SELECT 1
INSERT 0 1
f_sum_no_overlap
00:50:00
SELECT 1
INSERT 0 1
f_sum_no_overlap
00:50:00
SELECT 1
INSERT 0 1
f_sum_no_overlap
00:38:00
SELECT 1
INSERT 0 1
f_sum_no_overlap
00:42:00
SELECT 1
total_duration_without_redundancy
10:12:00
SELECT 1