How many Primary keys are allowed to set in a table?a.1b.2c.Based on the specificaiton
Question
How many Primary keys are allowed to set in a table?a.1b.2c.Based on the specificaiton
Solution
a.1
In a database table, only one primary key is allowed. A primary key is a unique identifier for a record in the table. It must contain unique values and it cannot contain null values.
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