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Oracle认证考试

睦霖题库>其他计算机考试>Oracle认证考试

Top N analysis requires () and ().

  • A、the use of rowid
  • B、a GROUP BY clause
  • C、an ORDER BY clause
  • D、only an inline view
  • E、an inline view and an outer query
正确答案:C,E
答案解析:
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