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What is a UNIQUE constraint? |
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Answered by
Baray44
Nov 22, 2022
Replies: 1 comment 1 reply
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The UNIQUE Constraint prevents identical values in a column from appearing in two records. The UNIQUE constraint guarantees that every value in a column is unique. |
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1 reply
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nice bro |
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Answer selected by
pepya4ka
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The UNIQUE Constraint prevents identical values in a column from appearing in two records. The UNIQUE constraint guarantees that every value in a column is unique.