ORA-14131: enabled UNIQUE constraint exists

admin

ORA-14131: enabledUNIQUE constraint exists on one of the tables
Cause: One of the tables referenced in the ALTER TABLEEXCHANGE
PARTITION|SUBPARTITION statement has enabled UNIQUE constraint(s)
defined on it, which prevents EXCHANGE from proceeding.
Action: Disableconstraints defined on tables referenced in the ALTER TABLE
EXCHANGE PARTITION|SUBPARTITION statement and retry the statement.