Which of the following data type is the most suitable for a primary key ?
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Answer:
INTEGER
Explanation:
Data Type. Integer (number) data types are the best choice for primary key, followed by fixed-length character data types.
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Answer:
INT datatype is used.
Explanation:
A primary key is a column or a combination of columns that uniquely defines each row in a table. The int data type is the primary integer data type in SQL Server. The bigint data type is intended for use when integer values might exceed the range that is supported by the int data type.
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