In a database with the database character set of US7ASCII and a national character set of UTF-8, which datatypes would be capable of storing Unicode data by default?（）
- A VARCHAR2
- B CHAR
- C NVARCHAR2
- D CLOB
- E LONG
问题
In a database with the database charac
参考解析：
分类：OCP 11G认证考试题库
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