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H13-723_V2.0 · Question #66
H13-723_V2.0 Question #66: Real Exam Question with Answer & Explanation
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Question
Which of the following measures can improve the query performance of HBase? (multiple choice)
Options
- APre-divide regions to make regions evenly distributed and improve concurrency
- BQuery frequent attributes are placed in front of rowkey
- CUse secondary indexes to adapt to more query scenarios
- DThe data read at the same time are stored in the same cell
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