Computer Science, asked by jcvkamal, 7 months ago

5.
A table can have only one primary key.​

Answers

Answered by muralikmarasur7
2

Answer:

Primary keys must contain UNIQUE values, and cannot contain NULL values. A table can have only ONE primary key; and in the table, this primary key can consist of single or multiple columns (fields).

Explanation:

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Answered by ap322826
0

Answer:

primary keys must contain UNIQUE values,and cannot NULL values

Explanation:

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