ORA-22859: invalid modification of columns

Cause: An attempt was made to modify an object, REF, VARRAY, nested table, or LOB column 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.

Error Type: ORA

• Additional information for ORA-22859: invalid modification of columns22859
Discussions and solutions for Oracle Database Error ORA-22859: invalid modification of columns Developer anwers for Oracle Database Error ORA-22859: invalid modification of columns FAQs for ORA-22859: invalid modification of columns search others tips for ORA-22859: invalid modification of columns