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Separate a constraint from the table definition

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Reference no: EM131471979

Database systems, including Oracle, allow DBAs to create separate constraints that are set on given tables, which allows DBAs to turn constraints off and on during database operations, e.g.:

ALTER TABLE tableName

Add Constraint constraintName

someConstraint

Can you imagine when, if ever, you might want to separate a constraint from the table definition it modifies? If so, describe the circumstances; if not, explain why not.

Reference no: EM131471979

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