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What is the primary purpose of a primary index in a database? What is the primary purpose of a primary index in a database? To
What is the primary purpose of a primary index in a database?
What is the primary purpose of a primary index in a database?
To enforce referential integrity constraints between tables.
To provide a unique identifier for each record in the table.
To facilitate efficient retrieval of individual records based on their primary key.
To improve the performance of aggregate functions such as SUM and AVG.
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