Description The Employee table holds all employees. Every employee has an Id, and there is also a column for the department Id. The...

Description The Employee table holds all employees. Every employee has an Id, and there is also a column for the department Id. The...

Description Write a SQL query to find all numbers that appear at least three times consecutively. [Read Full Description Here] Solution...

Description Write a SQL query to rank scores. If there is a tie between two scores, both should have the same ranking. Note that after a...

Description Write a SQL query to get the nth highest salary from the Employee table. For example, given the above Employee table, the nth...

Database Description: The Trips table holds all taxi trips. Each trip has a unique Id, while Client_Id and Driver_Id are both foreign...