ORA-02329: column of datatype string cannot be unique or a
primary key



ORA-02329: column of datatype string cannot be unique or a primary key..

Answer / guest

Cause: An attempt was made to place a UNIQUE or a PRIMARY
KEY constraint on a column of datatype VARRAY, nested table,
object, LOB, FILE or REF.

Action: Change the column datatype or remove the constraint.
Then retry the operation.

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