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Question ID 4846

View the Exhibit and examine the structure of the CUSTOMERS table .Which statement would display the highest credit limit available in each income level in each city in the CUSTOMERS table?
 
 

Option A

A.    SELECT cust_city. cust_income_level. MAX(cust_credit_limit) FROM customers GROUP BY cust_city, cust_income_level. cusr_credit_liiiiit:
 

Option B

B.    SELECT cust_city. cust_iicome_level. MAX(cust_credit_limit) FROM customers GROUP BY cust_city, cust_income_level;
 

Option C

C.    SELECT cust_city. cust_income_level. MAX(cust_credit_limit) FROM customers GROUP BY cust_credit_limit. cust_income_level. cusr_city:
 

Option D

D.    SELECT cust_ciry. cust_income_level. MAX(cust_credit_limit) FROM customers GROUP BY cust_city, cust_income_level, MAX (cust_credir_limit):
 

Correct Answer B
Explanation


Question ID 4847

Evaluate the following SQL statement:
SQL> SELECT cust_id. cust_last_name "Last Name"
FROM customers
WHERE country_id = 10
UNION
SELECT cust_id CUST_NO. cust_last_name
FROM customers
WHERE country id = 30:
Which ORDER BY clause are valid for the above query? (Choose all that apply.)
 

Option A

A.    ORDER BY 2,1
 

Option B

B.    ORDER BY CUSTNO
 

Option C

C.    ORDER BY 2,cust_id
 

Option D

D.    ORDER BY "CUST_NO"
 

Option E

E.    ORDER BY "Last Name"
 

Correct Answer A,C,E
Explanation

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