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.
Robert Wagner. Robert John Wagner, Jr. (pronounced /ËwÃ¦É¡nÉr/; born February 10, 1930) is an American actor of stage, screen, and television, best known for starring in the television shows It Takes a Thief (1968â70), Switch (1975â78), and Hart to Hart (1979â84).