Question

what is the advantages creating a primary key in a table??​

Answer 1

Using the primary key, you can easily identify and find unique rows in the database table. They allow you to update/delete only specific records by uniquely identifying them. The table's data is sorted based on the primary key. They help you avoid inserting duplicate records in a table.

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Answer 2

Using the primary key, you can easily identify and find unique in rows in the database table.That allow you to update/delete only specific records by uniquely identifying them.The table's data is stored based on the primary key.They help avoid interesting duplicate records in a table.