Question

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Answer 1

Answer:

The sort operator first sorts the records by the primary sorting key. If multiple records have the same primary key value, the psort operator then sorts these records by any secondary keys. You must define a single primary sorting key for the psort operator

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Answer 2

Sorting _means arranging data either in ascending or descending order

Primary key_is the speacial function that does not allow the repeatation of unique identity

Explanation:

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