标题: ORA-22856: cannot add columns to object tables [打印本页] 作者: admin 时间: 2016-9-1 08:13 标题: ORA-22856: cannot add columns to object tables ORA-22856: cannot add columns to object tables Cause: An attempt was madeto add columns to an object table. Object tables
cannot be altered to add columns since its definition is based on an objecttype. Action: Create a new typewith additional attributes, and use the new type to
create an object table. The new object table will have the desired columns.