Which three are key advantages of standard MySQL replication?
A. supports native automatic failover
B. enables automatic resync of databases when discrepancies are detected
C. provides arbitrary geographic redundancy with minimal overhead to master
D. synchronously guarantees identical slave copy
E. is easy to configure and has low performance overhead
F. can easily add slaves for read scaling
Answer: CEF

哪三个是标准MySQL复制的关键优势？
A. supports native automatic failover
A.支持本机自动故障转移
B.enables automatic resync of databases when discrepancies are detected
B.在检测到差异时启用数据库的自动重新同步
C.provides arbitrary geographic redundancy with minimal overhead to master
C.提供任意的地理冗余，且主控开销最小
D.synchronously guarantees identical slave copy
D.同步保证相同的从机拷贝
E.is easy to configure and has low performance overhead
E.易于配置，性能开销
F.can easily add slaves for read scaling
F.可以方便地添加从机进行读扩展

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MYSQL