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CAP+BASE
2022-08-05 05:12:00 【价值成长】
一. RDBMS: ACID
二. 分布式存储: CAP+BASE
2.1 CAP
三选二
Consistency(强一致性)
Availablility(可用性)
Partition tolerance(分区容错性):分布式系统必须满足
CA: RDMBMS
AP: 大部分网站架构选择
CP: redis. mongodb

2.2 BASE
基本可用(Basically Available)
软状态(Soft State)
最终一致性(Eventually consistence)
分布式系统:放弃系统某一时刻一致性要求,换取系统伸缩性和性能改善。 AP
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