ACID: Difference between revisions
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=Overview= | =Overview= | ||
=Atomicity= | |||
A change either happens entirely or does not happen at all. | |||
=Consistency= | |||
Durable. | A change brings a database from a valid state to another. | ||
=Isolation= | |||
Concurrent changes get executed as they were executed sequentially, concurrent clients do not interfere with each other. | |||
=Durable= | |||
A change is persistent and survives database restart and failure. | |||
Latest revision as of 20:12, 6 October 2023
Internal
Overview
Atomicity
A change either happens entirely or does not happen at all.
Consistency
A change brings a database from a valid state to another.
Isolation
Concurrent changes get executed as they were executed sequentially, concurrent clients do not interfere with each other.
Durable
A change is persistent and survives database restart and failure.