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H13-831_V2.0 · Question #30
H13-831_V2.0 Question #30: Real Exam Question with Answer & Explanation
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Question
Which of the following descriptions of database SQL optimization methods is wrong?
Options
- AUse paging query to avoid throughput of all data at once, which can reduce data network traffic.
- BB-Tree index reduces hard disk IO operations according to query conditions and improves query
- CReduce large-scale transaction operations in the business, avoid processing too much data in one
- DAppropriately increase cache capacity to increase cache hit rate and reduce hard disk IO load
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