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
The text of Bradford's journal is often called the History of Plymouth Plantation. In Wilberforce's text it is cited as History of the Plantation of Plymouth. It is also sometimes called William Bradford's Journal.