Z zfmich Unregistered / Unconfirmed GUEST, unregistred user! 2002-06-24 #1 请问：在ORACLE中建表时，将多个字段设置为关键字该如何写语句？谢谢！
Q qdyoung Unregistered / Unconfirmed GUEST, unregistred user! 2002-06-24 #2 create table (a char(10), b char(10), primary key(a, b)); ----- http://www.8421.org
吴 吴下阿蒙 Unregistered / Unconfirmed GUEST, unregistred user! 2002-06-24 #3 create table (a char(10) not null, b char(10) not null, primary key(a, b));
