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What is a composite key. Give …

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What is a composite key. Give example?

Posted by Pavan Deepez 3 years, 11 months ago

CBSE > Class 10 > Information Technology (402)

1 answers

Yogita Ingle 3 years, 11 months ago

A composite key, with regards to social databases, is a blend of at least two columns in a table that can be utilized to remarkably recognize each row in the table. Uniqueness is possibly ensured when the columns are consolidated; when taken separately the columns don't ensure uniqueness

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CBSE > Class 10 > Information Technology (402)

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CBSE > Class 10 > Information Technology (402)