MySQL Questions
Q. Which query would count the number of distinct cities in the ‘Customers’ table?
View SolutionQ. What is the purpose of the HAVING clause?
View SolutionQ. How can you remove a table from the database?
View SolutionQ. Which SQL function returns the sum of values in a column?
View SolutionQ. What does the GROUP BY clause do in a SQL query?
View SolutionQ. Which keyword is used to give a table or a column a temporary name (alias) in a query?
View SolutionQ. What is a Self Join?
View SolutionQ. You want to retrieve all customers from the Customers table, and for those who have placed orders, you also want to see their order information from the Orders table. Customers who have not placed orders should still be included in the result. Which join should you use?
View SolutionQ. An INNER JOIN between TableA and TableB will return:
View SolutionQ. Which type of JOIN returns all records from the left table and the matched records from the right table?
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