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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
criterias |
---|
{"{"url":"https://criteria.com", "description":"My Criteria"}","{"url":"https://criteria2.com", "description":"Other Criteria"}"} |
INSERT 0 1
criterias | criterias_js |
---|---|
{"{"url":"https://criteria.com", "description":"My Criteria"}","{"url":"https://criteria2.com", "description":"Other Criteria"}"} | [{"url": "https://criteria.com", "description": "My Criteria"}, {"url": "https://criteria2.com", "description": "Other Criteria"}] |
SELECT 1
CREATE FUNCTION
criterias | arr2jsb |
---|---|
{"{"url":"https://criteria.com", "description":"My Criteria"}","{"url":"https://criteria2.com", "description":"Other Criteria"}"} | [{"url": "https://criteria.com", "description": "My Criteria"}, {"url": "https://criteria2.com", "description": "Other Criteria"}] |
SELECT 1
ALTER TABLE
criterias |
---|
[{"url": "https://criteria.com", "description": "My Criteria"}, {"url": "https://criteria2.com", "description": "Other Criteria"}] |
SELECT 1