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CAP theorem

In database theory, the CAP theorem, also named Brewer's theorem after computer scientist Eric Brewer, states that any distributed data store can provide at most two of the following three guarantees:

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CAP theorem

Nodes40
Edges39
Triples28
Avg. degree1.95
Density0.05
Components1

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CAP theorem

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related to history · 18
CAP theorem → According, ACID, Berkeley, Brewer, Brewer's, California, CAP, Distributed Computing, Eric Brewer, In, It, MIT, Nancy Lynch, PODC, Principles, Seth Gilbert, Symposium, University

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consistency availability theorem network partition distributed cap brewer system one data three thus also partitioning partitions pacelc computer two available

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
RDBMS choose consistency over availabilityinstance ofboth availability and consistency can be satisfied.Database systems designed with traditional ACID guarantees in mind0.80text
whereas systems designed around the BASE philosophyinstance ofboth availability and consistency can be satisfied.Database systems designed with traditional ACID guarantees in mind0.80text
common in the NoSQL movement for exampleinstance ofboth availability and consistency can be satisfied.Database systems designed with traditional ACID guarantees in mind0.80text
choose availability over consistencyinstance ofboth availability and consistency can be satisfied.Database systems designed with traditional ACID guarantees in mind0.80text
but MongoDBinstance ofboth availability and consistency can be satisfied.Database systems designed with traditional ACID guarantees in mind0.80text
Redis resolve network partitions by maintaining consistency while compromising on availabilityinstance ofboth availability and consistency can be satisfied.Database systems designed with traditional ACID guarantees in mind0.80text
geographic sharding to maintain availability of data owned by the queried nodeinstance ofconsistent shared-nothing architectures may use techniques0.80text
but without being available for arbitrary requests during a network partitioninstance ofconsistent shared-nothing architectures may use techniques0.80text
latencyinstance ofwhich is more comprehensive and considers trade-offs0.80text
consistency even in the absence of network partitionsinstance ofwhich is more comprehensive and considers trade-offs0.80text
CAP theoremrelated to historyAccording0.60section
CAP theoremrelated to historyEric Brewer0.60section

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