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)) ; We can also use Oracle alter table syntax in dynamic PL/SQL to modify data columns.
Irena Sendler (nÃ©e KrzyÅ¼anowska, also referred to as Irena Sendlerowa in Poland, Nom de guerre Jolanta; 15 February 1910 â 12 May 2008) was a Polish Roman Catholic nurse/social worker who served in the Polish Underground during World War II, and as head of children's section of Å»egota, an underground resistance organization in German-occupied Warsaw ...
Robert McCollum. Sweden (ã¹ã¦ã§ã¼ãã³ Suweden) is a character in the series Hetalia: Axis Powers. In 2008, Himaruya gave human names to some of the characters and he received the name Berwald Oxenstierna (ãã¼ã«ã´ã¡ã«ãã»ãªã­ã»ã³ã¹ã·ã§ã«ã BÄruvarudo Okisensusheruna).