Q. The wildcard in a SELECT statement is which of the following?

View solution

Q. The wildcard in a WHERE clause is useful when?

View solution

Q. The HAVING clause does which of the following?

View solution

Q. What type of join is needed when you wish to return rows that do have matching values?

View solution

Q. Which of the following statements is true concerning routines and triggers?

View solution

Q. The following SQL is which type of join:
SELECT CUSTOMER_T. CUSTOMER_ID, ORDER_T. CUSTOMER_ID, NAME, ORDER_ID
FROM CUSTOMER_T,ORDER_T
WHERE CUSTOMER_T. CUSTOMER_ID = ORDER_T. CUSTOMER_ID

View solution

Q. Embedded SQL is which of the following?

View solution

Q. The following SQL is which type of join:
SELECT CUSTOMER_T. CUSTOMER_ID, ORDER_T. CUSTOMER_ID, NAME, ORDER_ID
FROM CUSTOMER_T,ORDER_T ;

View solution

Q. How many tables may be included with a join?

View solution

Q. Which of the following is one of the basic approaches for joining tables?

View solution

Q. Which of the following statements is true concerning subqueries?

View solution

Q. Which of the following is a correlated subquery?

View solution

Q. A UNION query is which of the following?

View solution

Q. Which of the following is true concerning triggers?

View solution

Q. Which of the following is true concerning a procedure?

View solution

Q. Which of the following is true concerning systems information in an RDBMS?

View solution

Q. A CASE SQL statement is which of the following?

View solution

Q. In SQL, which command is used to make permanent changes made by statements issue since the beginning of a transaction?

View solution

Q. In SQL, which command(s) is(are) used to enable/disable a database trigger?

View solution

Q. Which command is used to remove an index from the database in SQL?

View solution