Oracle provides alter table syntax to modify data columns in-place in this form: alter table table_name modify column_name datatype; If you are brave you can use a single alter table syntax to modify multiple columns:
Julius Robert Oppenheimer (22 April 1904 â 18 February 1967) was an American physicist and the scientific director of the Manhattan Project.
The chain reaction ran quietly until 3:53 pm 33 minutes. Dr. J Robert Opinheimer and many other scientists joined this group of scientists, engineers and technicians, who worked at Los Alamos, where they designed, built and tested the first Atomic Bomb.