10 |   NULL |\n| 07:30:00 | xh458   |    5 |     0 |    5 |     10 |   NULL |\n| 07:45:00 | xh458   |   30 |     0 |   30 |     10 |     30 |\n| 08:00:00 | xh458   |   25 |     0 |   25 |     10 |     30 |\n+----------+---------+------+-------+------+--------+--------+\n','https://dev.mysql.com/doc/refman/8.0/en/window-function-descriptions.html');