Concurrency Control and Recovery
Transactions
Transactions (cont.d)
PPT Slide
Passing the ACID Test
Concurrency in a DBMS
Schedules
Example
Example (Contd.)
Scheduling Transactions
Serializability Violations
More Conflicts
Locking: A Technique for C. C.
Enforcing (Conflict) Serializability
Strict 2PL
Precedence Graph
Conflict Serializability
Conflict Serializability & Graphs
Atomicity of Transactions
Aborting a Transaction
The Log
Recovering From a Crash
Summary
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