Which of the following statements a) , b) or c) is false?
A) A xe "primary key"primary key is a column (or group of columns) with a value that's unique for each row. This guarantees that each row can be identified by its primary key.
B) Examples of primary keys are social security numbers, employee ID numbers and part numbers in an inventory system-values in each of these are guaranteed to be unique.
C) The rows of a relational database table are always listed in ascending order by primary key.
D) All of the above statements are true.
Correct Answer:
Verified
Q1: Which of the following statements a), b)
Q3: Which of the following statements is false?
A)
Q4: Which of the following statements is false?
A)
Q5: Xe "author_ISBN table of books database"In SQL,
Q6: xe "underscore:_ SQL wildcard character"_ in a
Q7: Xe "author_ISBN table of books database"In a
Q8: Which of the following statements a), b)
Q9: Which of the following statements is false?
A)
Q10: Which of the following statements a), b)
Q11: Which of the following statements a), b)
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