EXTRACT 절
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⟩ Extract clauses

EXTRACT 절

EXTRACT
 절은 DateTime 유형의 열에서 날짜/시간 구성 요소를 추출합니다.

예제

SELECT EXTRACT(DAY FROM Time) AS "Day" FROM ...
SELECT EXTRACT(YEAR FROM Time) AS "Year" FROM ...
SELECT EXTRACT(MONTH FROM Time) AS "Month" FROM ...
SELECT EXTRACT(HOUR FROM Time) AS "Hour" FROM ...
SELECT EXTRACT(MINUTE FROM Time) AS "Minute" FROM ...
SELECT EXTRACT(SECOND FROM Time) AS "Second" FROM ...
SELECT * FROM "DataLogger1" WHERE EXTRACT(YEAR FROM Timestamp) = "2025"
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