Consistency

Consistency is the ACID property that ensures that any changes to values in an instance are consistent with changes to other values in the same instance. A consistency constraint is a predicate on data which server as a precondition, post-condition, and transformation condition on any transaction.

More on the general topic: ACID properties

Atomicity

Isolation

Durability

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Atomicity
Consistency
Isolation
Durability

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Related books at Amazon.com

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