ORA-00001 Error -> Unique Constraint violated explained

By Santhosh N

This explains the oracle error, ORA-00001 in detail, the possible reason(s) and steps to solve the same in Oracle Database.

Oracle Error: ORA-00001

Description: Unique constraint violated.

Reason(s) for this Oracle error: This error will be raised when anyone try to execute any INSERT or UPDATE command by passing a duplicate value to the column which has UNIQUE index defined on the column.

Possible steps to solve this error:
1) Avoid passing duplicate value to the INSERT or UPDATE SQL Query so that Unique constraint is not violated on the column of the Database Table.
2) Modify the Constraint defined on the column to allow duplicate value(s).
3) Drop the Unique constraint on the column to allow duplicate values.

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ORA-00001 Error -> Unique Constraint violated explained  (2053 Views)