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SELECT NOW(), SLEEP(2), NOW(); SELECT SYSDATE(), SLEEP(2), SYSDATE();
EXPLAIN SELECT emp_no, salary, from_date, to_date FROM salaries WHERE emp_no = 10001 AND from_date > NOW();
EXPLAIN SELECT emp_no, salary, from_date, to_date FROM salaries WHERE emp_no = 10001 AND from_date > SYSDATE();
The text was updated successfully, but these errors were encountered:
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NOW()와 SYSDATE()의 차이점
그럼 뭘 써야 할까?
간단한 예제를 살펴보자
코드에서 이미 SYSDATE() 함수를 사용하고 있다면?
참고
The text was updated successfully, but these errors were encountered: