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The top documents tagged [db consistency]
Big Data. What is it? Massive volumes of rapidly growing data: – Smartphones broadcasting location (few secs) – Chips in cars diagnostic tests (1000s
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Concurrent Transactions Even when there is no “failure,” several transactions can interact to turn a consistent state into an inconsistent state
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Concurrency. Correctness Principle A transaction is atomic -- all or none property. If it executes partly, an invalid state is likely to result. A transaction,
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Concurrency
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Concurrency control In production environments, it is unlikely that we can limit our system to just one user at a time. – Consequently, it is possible
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Chapter 6: Integrity Objective Key Constraints (Chapter 2) Cardinality Constraints (Chapter 2) Domain Constraints Referential Integrity Assertions Triggers
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Vikram Thakur Introduction to Active Directory Structure
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Chapter 16 Recovery Yonsei University 1 st Semester, 2015 Sanghyun Park
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Big Data
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