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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

Which four are attributes of single row functions? ()

  • A、cannot be nested
  • B、manipulate data items
  • C、act on each row returned
  • D、return one result per row
  • E、accept only one argument and return only one value
  • F、accept arguments which can be a column or an expression
正确答案:B,C,D,F
答案解析:
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