In a SELECT query, what is the difference between a WHERE clause and a HAVING clause?
Answer to relevant QuestionsExplain why the following command would create an error, and what changes could be made to fix the error.SELECT V_CODE, SUM(P_QOH) FROM PRODUCT;Explain why it would be preferable to use a DATE data type to store date data instead of a character data type.Write a query to display the rental number, rental date, movie title, and detail fee for each movie that was returned on or before the due date (result shown in Figure). Write the SQL code that will produce a virtual table named REP_1. The virtual table should contain the same information that was shown in Problem.Write a query to produce the number of invoices and the total purchase amounts by customer, using the output shown in Figure P7.35 as your guide.
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