Definition and Usage The EXTRACT() function is used to return a single part of a date/time, such as year, month, day, hour, minute, etc. S...
Definition and Usage
The EXTRACT() function is used to return a single part of a date/time, such as year, month, day, hour, minute, etc.
Syntax
Where date is a valid date expression and unit can be one of the following:
| Unit Value |
|---|
| MICROSECOND |
| SECOND |
| MINUTE |
| HOUR |
| DAY |
| WEEK |
| MONTH |
| QUARTER |
| YEAR |
| SECOND_MICROSECOND |
| MINUTE_MICROSECOND |
| MINUTE_SECOND |
| HOUR_MICROSECOND |
| HOUR_SECOND |
| HOUR_MINUTE |
| DAY_MICROSECOND |
| DAY_SECOND |
| DAY_MINUTE |
| DAY_HOUR |
| YEAR_MONTH |
Example
Assume we have the following "Orders" table:
| OrderId | ProductName | OrderDate |
| 1 | Jarlsberg Cheese | 2008-11-11 13:23:44.657 |
The following SELECT statement:
SELECT EXTRACT(YEAR FROM OrderDate) AS OrderYear,
EXTRACT(MONTH FROM OrderDate) AS OrderMonth,
EXTRACT(DAY FROM OrderDate) AS OrderDay,
FROM Orders
WHERE OrderId=1 |
will result in this:
| OrderYear | OrderMonth | OrderDay |
|---|
| 2008 | 11 | 11 |
