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Which tasks can be accomplished using the DBMS_LOB. SETOPTIONS procedure？（）  
A: only encryption and compression settings for all SecureFile LOBs
B: only encryption and deduplication settings for only SecureFile CLOBs
C: deduplication，encryption，and compression settings for all SecureFile LOBs
D: deduplication，encryption，and compression settings only for SecureFile CLOBs

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出自：Oracle认证

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