SQL Server CLEAN & EASY
\n/* Write your T-SQL query statement below */\nselect event_day as day, emp_id,sum(out_time-in_time) as total_time\nfrom Employees\ngroup by event_day,emp_id\n
```\n/* Write your T-SQL query statement below */\nselect event_day as day, emp_id,sum(out_time-in_time) as total_time\nfrom Employees\ngroup by event_day,emp_id\n```
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