Friday, 7 September 2018

ACID


A - Atomicity
    All or nothing
C - Consistency
    integirity - Correctnes of data must be maintained before and after the transaction.
I - Isolation
    Multiple transactions will be running without interfearance of each other until the commit (written to disk).
D-  Durability
     Once transaction is committed successfully then the transaction (data) must be written to permanent storage irrespective of system failures.

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