Here are some examples of Oracle alter table syntax to modify data columns and note that you can add constraints like NOT NULL: ALTER TABLE customer MODIFY (cust_name varchar2(100) not null, cust_hair_color varchar2(20)) ;
Did Sir Isaac Newton write any books? His best known book is Principia (Philosophiae Naturalis Principia Mathematica) published in 1687; which includes his laws of motion. Edit
Benjamin Wills Newton, (12 December 1807 â 26 June 1899) was an English evangelist and author of Christian books. He became the most notable leader of the church in Plymouth after which the Plymouth Brethren were named.