ORA-22858
invalid alteration of datatype
Cause
An attempt was made to modify the column type to object, REF, nested table, VARRAY or LOB type.
Action
Create a new column of the desired type and copy the current column data to the new type using the appropriate type constructor.
ORA-22858
invalid alteration of datatype
Cause
An attempt was made to modify the column type to object, REF, nested table, VARRAY or LOB type.
Action
Create a new column of the desired type and copy the current column data to the new type using the appropriate type constructor.
ORA-22858
invalid alteration of datatype
Cause
An attempt was made to modify the column type to object, REF, nested table, VARRAY or LOB type.
Action
Create a new column of the desired type and copy the current column data to the new type using the appropriate type constructor.
