+A transaction represents a single, indivisible unit of work, often involving the exchange of value or information. It ensures [Data Integrity](/wiki/data_integrity) by guaranteeing all steps complete successfully or none do, maintaining a consistent state across a [System](/wiki/system). This atomic operation is fundamental to reliable data management and many aspects of daily life.
+## See also
+- [Database](/wiki/database)
+- [Atomicity](/wiki/atomicity)
+- [Banking](/wiki/banking)
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