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Which of the following NLS_SORT parameter values would result in case-insensitive and accent-insensitive binary sorts？（）  
A: NLS_SORT = BINARY
B: NLS_SORT = BINARY_AI
C: NLS_SORT = BINARY_CI
D: NLS_SORT = BINARY_AI_CI
E: Binary sorts are case insensitive and accent insensitive by default

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出自：Oracle认证

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