Atomic Commit
An atomic commit, in the context of databases and distributed systems, refers to a transaction that is treated as a single, indivisible unit of work. It guarantees that either all operations within the commit are successfully completed and applied, or none of them are, ensuring data consistency and integrity.
Atomic Commit
An atomic commit, in the context of databases and distributed systems, refers to a transaction that is treated as a single, indivisible unit of work. It guarantees that either all operations within the commit are successfully completed and applied, or none of them are, ensuring data consistency and integrity.
How Does an Atomic Commit Work?
Atomic commits are typically implemented using protocols like two-phase commit (2PC) in distributed systems or ACID properties in databases. In a database, a transaction is a sequence of operations. An atomic commit ensures that once the transaction is committed, all its changes are permanent and visible. If any part of the transaction fails before the commit, the entire transaction is rolled back, and the system state reverts to what it was before the transaction began. This prevents partial updates that could corrupt data.
Comparative Analysis
Atomic commits are a core component of ACID (Atomicity, Consistency, Isolation, Durability) properties in databases, ensuring atomicity. In contrast, non-atomic operations or
« Back to Glossary Index