Multi-version concurrency control
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Transactional locking mechanism and Multi-version concurrency control(MVCC)DB/RDB 2019. 9. 30. 10:26
1. Overview 1.1 Data Concurrency and Consistency Data concurrency: Ensures that users can access data at the same time Data consistency: Ensures that each user sees a consistent view of the data, including visible changes made by the user's own transactions and committed transactions of other users 2. Multiversion Read Consistency (MVCC) 2.1 Oracle Multi-versioning is the ability to simultaneous..