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ORA-01451: column to be modified to NULL cannot be modified
to NULL
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Answer / guest
Cause: the column may already allow NULL values, the NOT
NULL constraint is part of a primary key or check constraint.
Action: if a primary key or check constraint is enforcing
the NOT NULL constraint, then drop that constraint.
Please add more information about this Error
| Is This Answer Correct ? | 1 Yes | 1 No |
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