ORA-12999
cannot DROP or SET UNUSED a column that has been set unused
Cause
An attempt was made to DROP or SET UNUSED a column that has already been 'set unused'.
Action
Use the DROP UNUSED COLUMNS option to remove the column.
ORA-12999
cannot DROP or SET UNUSED a column that has been set unused
Cause
An attempt was made to DROP or SET UNUSED a column that has already been 'set unused'.
Action
Use the DROP UNUSED COLUMNS option to remove the column.
ORA-12999
cannot DROP or SET UNUSED a column that has been set unused
Cause
An attempt was made to DROP or SET UNUSED a column that has already been 'set unused'.
Action
Use the DROP UNUSED COLUMNS option to remove the column.
