Oracle DB Error ORA-02439 Unique index on a deferrable constraint is not allowed

Oracle DB Error ORA-02439 Unique index on a deferrable constraint is not allowed

The following is the cause of this error:

An attempt was made to enable a deferrable primary key/unique constraint that has an existing unique index on the constraint columns.

Action you can take to resolve this issue: Drop the index on the constraint columns or make the constraint not deferrable.


Tags: Database, Microsoft, SQL, Oracle, Software, DBMS




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