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You have a column that will only contain values from 0 to 256. What is the most economical data type to use for the column?

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You have a column that will only contain values from 0 to 256. What is the most economical data type to use for the column?

(a) TINYINT

(b) SMALLINT

(c) INT

(d) DECIMAL(1)

I had been asked this question in an interview for job.

This interesting question is from Transformation of Relational Expressions topic in portion Query Processing Techniques of Database Management

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The correct choice is (b) SMALLINT

Explanation: The bcp utility bulk copies data between an instance of Microsoft SQL Server and a data file in a user-specified format.

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