Find out the longest run of consecutive days of gains i […]
Find out the three trading days with the highest stock […]
Find out the customers who account for half of the tota […]
Divide the students into two classes according to their […]
Find out the employee whose age is the median of the ag […]
Find out the interval (days) between the joining date o […]
Find out the average age of female employees (including […]
To establish a view for the individual income tax rate […]
Count the people in the Sales department; how many of t […]
Firstly, count the employees in the R&D department […]