MySQL EXTRACT() function
May 15, 2021 MySQL
Table of contents
MySQL EXTRACT() function
MySQL Date function
Definitions and usages
The EXTRACT() function is used to return a separate part of the date/time, such as year, month, day, hour, minute, and so on.
Grammar
EXTRACT(unit FROM date)
The date argument is a legitimate date expression. The unit parameter can be the following value:
| 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 |
Instance
Let's say we have the following "Orders" table:
| OrderId | ProductName | OrderDate |
|---|---|---|
| 1 | Jarlsberg Cheese | 2008-11-11 13:23:44.657 |
Here's the 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
EXTRACT(MONTH FROM OrderDate) AS OrderMonth,
EXTRACT(DAY FROM OrderDate) AS OrderDay,
FROM Orders
WHERE OrderId=1
The result is as follows:
| OrderYear | OrderMonth | OrderDay |
|---|---|---|
| 2008 | 11 | 11 |
MySQL Date function