多选题When a database administrator chooses the dimensions for an MDC table, which two characteristics should beconsidered?()Athe query transaction rateBnumeric data versus character dataCextent sizeDthe cardinality of the candidate columnsEprefetch size

题目
多选题
When a database administrator chooses the dimensions for an MDC table, which two characteristics should beconsidered?()
A

the query transaction rate

B

numeric data versus character data

C

extent size

D

the cardinality of the candidate columns

E

prefetch size


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