Atomicity
/ˌætəˈmɪsəti/noun
The property of an operation in a database which makes sure it's fully carried out or not done at all.
In an ATM transaction, atomicity ensures that if any part of the transaction fails, the entire transaction fails and the database state is left unchanged.
Often appears as...
- database atomicity
- atomicity in transaction
Usage tips
Technical
Definition 1 of 2
Pro Tip 1/3Transaction Safety
Atomicity in databases means a guarantee of transaction safety.
Database atomicity prevents partial updates that could lead to data inconsistency.
Pro Tip 2/3All or Nothing
Atomic means indivisible in computing. An operation can't be divided further.
Thanks to atomicity, the payment process is all or nothing.
Pro Tip 3/3Error Handling
Atomicity handles errors by fully rolling back changes if a transaction fails.
If a system crash occurs, atomicity ensures data is not partially written.
Compare with
coherencecompleteindivisibilityintegrityonenesssinglenessunitywhole
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