Oracle® Database Error Code ORA-12991: column is referenced in a multi-column constraint

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Oracle^® Database Error ORA-12991131/15

ORA-12991: column is referenced in a multi-column constraint

Cause: An attempt was made to drop a column referenced by some constraints.

Action: Drop all constraints referencing the dropped column or specify CASCADE CONSTRAINTS in statement.

Error Type: ORA

Additional information for ORA-12991: column is referenced in a multi-column constraint12991

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