EXTRACT 子句

示例

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 ...