Calculates the sum of the two TIME values : Time « Date Time « SQL / MySQL

1. SQL / MySQL
2. Date Time
3. Time

Calculates the sum of the two TIME values

     
mysql>
mysql>
mysql> CREATE TABLE time_val
    -> (
    ->  t1      TIME,
    ->  t2      TIME
    -> );
Query OK, 0 rows affected (0.01 sec)

mysql>
mysql> INSERT INTO time_val (t1,t2) VALUES('15:00:00','15:00:00');
Query OK, 1 row affected (0.00 sec)

mysql> INSERT INTO time_val (t1,t2) VALUES('05:01:30','02:30:20');
Query OK, 1 row affected (0.00 sec)

mysql> INSERT INTO time_val (t1,t2) VALUES('12:30:20','17:30:45');
Query OK, 1 row affected (0.00 sec)

mysql>
mysql> SELECT * FROM time_val;
+----------+----------+
| t1       | t2       |
+----------+----------+
| 15:00:00 | 15:00:00 |
| 05:01:30 | 02:30:20 |
| 12:30:20 | 17:30:45 |
+----------+----------+
3 rows in set (0.00 sec)

mysql>
mysql>
mysql> SELECT t1, t2,
    -> SEC_TO_TIME(TIME_TO_SEC(t1) + TIME_TO_SEC(t2)) AS 't1 + t2'
    -> FROM time_val;
+----------+----------+----------+
| t1       | t2       | t1 + t2  |
+----------+----------+----------+
| 15:00:00 | 15:00:00 | 30:00:00 |
| 05:01:30 | 02:30:20 | 07:31:50 |
| 12:30:20 | 17:30:45 | 30:01:05 |
+----------+----------+----------+
3 rows in set (0.00 sec)

mysql>
mysql> drop table time_val;
Query OK, 0 rows affected (0.00 sec)

   
    
    
    
    
  

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