Verified80% confidenceFactExact time
The CAP theorem states that a distributed system cannot simultaneously satisfy all three of consistency, availability, and partition tolerance.
21
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80%
Confidence
Long-term
Relevance
7/6/2026
First Seen
Sources
Related Claims
VerifiedThe CAP theorem states that consistency, availability, and partition tolerance cannot all be satisfied simultaneously.84% similarUnverifiedCAP定理指一致性、可用性与分区容错性之间存在不可能三角69% similarUnverified分布式系统中exactly-once语义几乎不可能在所有故障场景下实现，实践中通常采用at-least-once投递加消费端幂等的策略68% similarUnverifiedWhen base recidivism rates differ, the two fairness standards of "group balance in predictive error rates" and "predictive accuracy calibration" cannot be satisfied simultaneously in mathematical terms, which is known as the "impossibility theorem of fairness".66% similarUnverifiedReplicating Durable Objects in a self-hosted environment requires facing the constraints of the CAP theorem, necessitating a trade-off between consistency and availability during network partitions.65% similar
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