Which of the following statements are true about the advantages of creating relationships between tables? Data can be easily combined from multiple tables O Prevents data from becoming inconsistent More than one statement is correct O Prevents deletion of a record in one table if it has a record in another related table

Compare between the following: Temporary table vs. View Assertion vs. Triggers

What is an important caution to keep in mind when deleting rows, columns, and tables?

14. How many records are created when you apply a Cartesian join (Cross join) to the invoice and invoice items table? 1. The following diagram is a depiction of what type of join? a. Inner Join b. Full outer join C. Left join d. Right join 16. Select which of the following statements are true regarding inner joins. (Select all that apply) a. There is no limit to the number of table you can join with an inner join. b. Performance will most likely worsen with the more joins you make Inner joins retrieve all matching and nonmatching rows from a table d. Inner joins are one of the most popular types of joins use 17. Which of the following is true regarding Aliases? (Select all that apply.) a. Aliases are often used to make column names more readable b. SQL aliases are used to give a table, or a column in a table, a temporary name. An alias only exists for the duration of the query. 18. What is wrong with the following query? SELECT Customers.CustomerName, Orders.OrderID FROM LEFT JOIN ON…