SQL code
\n\n# Write your MySQL query statement below\nselect event_day as day,emp_id,sum(out_time-in_time) as total_time\nfrom Employees \ngroup by emp_id,event_day\n
\n```\n# Write your MySQL query statement below\nselect event_day as day,emp_id,sum(out_time-in_time) as total_time\nfrom Employees \ngroup by emp_id,event_day\n```
['MySQL']