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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?.
4 rows affected
tbl_id data
1 {"name": "foo", "tags": ["foo", "bar"]}
2 {"name": "empty", "tags": [null]}
3 {"name": "empty", "tags": []}
4 {"name": "none"}
tbl_id list
1 foo, bar
2 null
3 null
4 null
tbl_id list
1 foo, bar
2 null
3 null
4 null
tbl_id txt_arr
1 {foo,bar}
2 {NULL}
3 {}
4 {}
tbl_id txt_arr
1 {foo,bar}
2 {NULL}
3 {}
4 {}
tbl_id list
1 "foo", "bar"
2 null
tbl_id txt_arr
1 {""foo"",""bar""}
2 {"null"}
3 {}
4 {}
tbl_id list
1 foo, bar
2 null
list
foo, bar
tbl_id list
1 foo, bar
2 null
3 null
4 null
tbl_id txt_arr
1 {foo,bar}
2 {"null"}
3 {}
4 {}