mysql>
Function Return Value
YEAR( ) Year of date
MONTH( ) Month number (1..12)
MONTHNAME( ) Month name (January..December)
DAYOFMONTH( ) Day of month (1..31)
DAYNAME( ) Day of week (Sunday..Saturday)
DAYOFWEEK( ) Day of week (1..7 for Sunday..Saturday)
WEEKDAY( ) Day of week (0..6 for Monday..Sunday)
DAYOFYEAR( ) Day of year (1..366)
HOUR( ) Hour of time (0..23)
MINUTE( ) Minute of time (0..59)
SECOND( ) Second of time (0..59)
mysql>
mysql> CREATE TABLE datetime_val
-> (
-> dt DATETIME
-> );
Query OK, 0 rows affected (0.00 sec)
mysql>
mysql>
mysql> INSERT INTO datetime_val (dt) VALUES('1970-01-01 00:00:00');
Query OK, 1 row affected (0.00 sec)
mysql> INSERT INTO datetime_val (dt) VALUES('1987-03-05 12:30:15');
Query OK, 1 row affected (0.00 sec)
mysql> INSERT INTO datetime_val (dt) VALUES('1999-12-31 09:00:00');
Query OK, 1 row affected (0.00 sec)
mysql> INSERT INTO datetime_val (dt) VALUES('2000-06-04 15:45:30');
Query OK, 1 row affected (0.00 sec)
mysql>
mysql> SELECT * FROM datetime_val;
+---------------------+
| dt |
+---------------------+
| 1970-01-01 00:00:00 |
| 1987-03-05 12:30:15 |
| 1999-12-31 09:00:00 |
| 2000-06-04 15:45:30 |
+---------------------+
4 rows in set (0.00 sec)
mysql>
mysql>
mysql> SELECT dt,
-> YEAR(dt), DAYOFMONTH(dt),
-> HOUR(dt), SECOND(dt)
-> FROM datetime_val;
+---------------------+----------+----------------+----------+------------+
| dt | YEAR(dt) | DAYOFMONTH(dt) | HOUR(dt) | SECOND(dt) |
+---------------------+----------+----------------+----------+------------+
| 1970-01-01 00:00:00 | 1970 | 1 | 0 | 0 |
| 1987-03-05 12:30:15 | 1987 | 5 | 12 | 15 |
| 1999-12-31 09:00:00 | 1999 | 31 | 9 | 0 |
| 2000-06-04 15:45:30 | 2000 | 4 | 15 | 30 |
+---------------------+----------+----------------+----------+------------+
4 rows in set (0.00 sec)
mysql>
mysql> drop table datetime_val;
Query OK, 0 rows affected (0.00 sec)
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