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、VARCHAR2B、CHARC、NVARCHAR2D、CLOBE、LONG

题目

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
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