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H13-821_V3.0 · Question #26
H13-821_V3.0 Question #26: Real Exam Question with Answer & Explanation
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Question
According to different data storage methods, databases are mainly divided into relational databases and non-relational databases. Which of the following statements about the main advantages of relational databases over non- relational databases is wrong?
Options
- AStable performance, the query performance of relational database is better than that of non-
- BEasy to use, the general sq1 statement makes it very convenient to operate relational databases
- CEasy to understand, the structure of the two-dimensional table is very close to the real world, two-
- DEasy to maintain, the ACID property of the database greatly reduces the probability of data
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