In a columnar Database, __________ uniquely identifies a record.

DWQA Questions › Category: Hadoop › In a columnar Database, __________ uniquely identifies a record.
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Editor Staff asked 2 months ago

In a columnar Database, __________ uniquely identifies a record.
(1)Row Key
(2)All the options
(3)None of the options
(4)Column-Key

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Editor Staff answered 2 months ago

Answer:-(1)Row Key