Question:What are the two main advantages of using bitmap indexes? 

A Bitmap indexes use less storage space 
B Bitmap indexes are easy to maintain when DML statements are issued 
C Bitmap segments are updated upon COMMIT, at the end of the transaction 
D Bitmap indexes work very fast with multiple predicates that are combined with AND, OR, and NOT operators 

+ Answer
D 

+ Explanation
not sure

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Md. Habib Ullah

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