sql double index
CREATE INDEX idx_actor_name ON ACTOR (LAST_NAME, FIRST_NAME);
SELECT * FROM CUSTOMER c WHERE ADDRESS_ID = 10
AND exists(
SELECT 1 FROM ACTOR a
WHERE c.FIRST_NAME = a.FIRST_NAME
AND c.LAST_NAME = a.LAST_NAME
);sql double index
CREATE INDEX idx_actor_name ON ACTOR (LAST_NAME, FIRST_NAME);
SELECT * FROM CUSTOMER c WHERE ADDRESS_ID = 10
AND exists(
SELECT 1 FROM ACTOR a
WHERE c.FIRST_NAME = a.FIRST_NAME
AND c.LAST_NAME = a.LAST_NAME
);Copyright © 2021 Codeinu
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