Which of the following SQL statements isnt valid? a. SELECT address || city || state || zip
Question:
Which of the following SQL statements isn’t valid?
a. SELECT address || city || state || zip "Address" FROM customers WHERE lastname='SMITH';
b. SELECT * FROM publisher ORDER BY contact;
c. SELECT address, city, state, zip FROM customers WHERE lastname= "SMITH";
d. All the above statements are valid and return the expected results.
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