ORA-16806: supplemental logging is not turned on

ORA-16806: supplemental logging is not turned on

ORA-16806: supplemental logging is not turned on
Cause: Supplemental logging was not turned on while there is a logical standby database in the configuration. This could happen either on the primary or on the logical standby database that is being switched over to be the primary database.
Action: Check Data Guard broker log for more details. Issue the ALTER DATABASE ADD SUPPLEMENTAL LOG DATA (PRIMARY KEY, UNIQUE INDEX) COLUMNS to add supplemental logging.

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