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You must be able to answer these SQL Interview Questions if you are applying for Data Engineer position at Deloitte. These SQL Interview Questions were recently asked. Read More SQL Interview Questions Write a query to retrieve the top 3 highest salaries from an employee table. See the code here: https://www.db-fiddle.com/f/o2rrtZXupmq93WtHZKyXaG/0 Explain the difference between … Read more
1661 Average Time of Process per Machine: This is a really interesting question where we write a compact code of 1 line which is equivalent to multiline CTE code. Read more Company: MAANG Difficulty: Easy Source: LeetCode SQL Interview Question Q. 1661 Average Time of Process per Machine View code on DB Fiddle Solution Solution1 Explanation To … Read more
This question was asked in Interview at black rock. Read more Company: BlackRock CTC: 26LPA Source: LinkedIn SQL Interview Question Q. Display all months where sales exceeded the average monthly sales see this code on db-fiddle Solution Solution 1 Solution 2 Explanation Although there are multiple ways to solve this problem, using the CTE method stands out … Read more
This question was asked in Interview at black rock. Read more Company: BlackRock CTC: 26LPA Source: LinkedIn SQL Interview Question Q. Write a query to retrieve the first order placed by each customer. see this code on db-fiddle Solution Solution 1 Solution 2 Solution 3 Explanation While there are multiple ways to solve this problem, but most … Read more