Question

Which of the following is unique to every record in table?

a. Field Name
b. Primary key
c. Secondary key

Answer 1

Answer:

primary key

In relational databases, each table has a primary key that creates a unique value identifying each distinct data record or row. This applies to every type of table within the data warehouse. Simple key requires only one column to identify a record uniquely within a table.

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Answer 2

Answer:

the answer is primary key