The Pareto Principle, commonly known as the 80/20 rule, argues that 80% of the results are achieved with 20% of…
This question was asked in Facebook interview, Ask is to provide Running Total for Different Genders. Source: LeetCode Difficulty: Medium…
This question was asked in Facebook interview, Ask is to give page recommendation for user1 based on Friendship and Likes.…
Company: BlackRock CTC: 26LPA Source: Linked Post Q. Retrieve the name of the manager who supervises the most employees. Solution: SELECT…
Company: BlackRock CTC: 26LPA Source: Linked Post Q: Write a query to calculate the median salary of employees in a…