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Oracle认证考试

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In which scenario will you create a hash cluster?()

  • A、 when you want the data to be returned automatically in chronological order
  • B、 if the application uses queries joining tables only occasionally
  • C、 if the queries against the clustered table use the equality operator (=) to retrieve the desired row
  • D、 if the full table scan is executed often on only one of the clustered tables
正确答案:C
答案解析:
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