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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?.
3 rows affected
id | travel |
---|---|
1 | {"name": "Lucy", "trips": [{"city": "Tokyo", "continent": "Asia"}, {"city": "Bangkok", "continent": "Asia"}, {"city": "Paris", "continent": "Europe"}, {"city": "London", "continent": "Europe"}]} |
2 | {"name": "Tom", "trips": [{"city": "Tokyo", "continent": "Asia"}, {"city": "Kyoto", "continent": "Asia"}, {"city": "Frankfurt", "continent": "Europe"}, {"city": "London", "continent": "Europe"}]} |
3 | {"name": "Lenny", "trips": [{"city": "Tokyo", "continent": "Asia"}, {"city": "Bangkok", "continent": "Asia"}, {"city": "New York", "continent": "America"}, {"city": "Seattle", "continent": "America"}]} |
name | trips |
---|---|
"Tom" | [{"city": "Frankfurt", "continent": "Europe"}, {"city": "London", "continent": "Europe"}] |
"Lucy" | [{"city": "Paris", "continent": "Europe"}, {"city": "London", "continent": "Europe"}] |