Oracle 11G OCP 1Z0-053 471

LuiseDalian發表於2014-10-18
(471)Which of the following would be affected by setting NLS_LENGTH_SEMANTICS=CHAR?

A. All objects in the database

B. Tables owned by SYS and SYSTEM

C. Data dictionary tables

D. NCHAR columns

E. CHAR columns

答案:(E)

解析:

指定長度的語義是字元語義,還是位元組語義

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