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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?.
| version |
|---|
| PostgreSQL 14.1 on x86_64-pc-linux-gnu, compiled by gcc (GCC) 8.5.0 20210514 (Red Hat 8.5.0-4), 64-bit |
ERROR: function arrayrange(integer[], integer[]) does not exist
LINE 1: select arraymultirange(arrayrange(ARRAY[1,2], ARRAY[2,1]));
^
HINT: No function matches the given name and argument types. You might need to add explicit type casts.