We want to build a bit-map index for a table R(A,B) that has 10 records. Suppose...
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We want to build a bit-map index for a table R(A,B) that has 10 records. Suppose the domain of attribute A is {a1,a2,a3,a4} and the domain of B is {b1,b2,b3}. How many bits are needed for the bitmap indexes on attributes A and B? Your answer will be an integer type, for example 6521.
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