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Dbms sixth chapter_part-1_2011

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Overview of Transaction Management
Chapter8 (part-1): Overview of Transaction Management (T2:Page 519-540, 550-555 ) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Chapter8 (part-1): Overview of Transaction Management (T2:Page 519-540, 550-555 ) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Chapter8 (part-1): Overview of Transaction Management (T2:Page 519-540, 550-555 ) ,[object Object],[object Object],[object Object],[object Object]
Overview ,[object Object],[object Object],[object Object],[object Object],[object Object]
Overview ,[object Object],[object Object],[object Object]
Overview ,[object Object],[object Object],[object Object]
Overview ,[object Object],[object Object]
Overview ,[object Object],[object Object],[object Object]
The ACID Properties ,[object Object],[object Object],[object Object],[object Object],[object Object]
Atomicity ,[object Object],[object Object],[object Object],[object Object]
Atomicity ,[object Object],[object Object],[object Object],[object Object],[object Object]
Consistency ,[object Object],[object Object],[object Object]
Consistency ,[object Object],[object Object],[object Object],[object Object]
Consistency ,[object Object],[object Object],[object Object]
Consistency (Example) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Isolation ,[object Object],[object Object]
Isolation ,[object Object],[object Object]
Durability ,[object Object],[object Object],[object Object]
Durability ,[object Object],[object Object]
Transactions and Schedules ,[object Object],[object Object]
Transactions and Schedules ,[object Object],[object Object],[object Object]
Transactions and Schedules ,[object Object],[object Object],[object Object],[object Object],[object Object]
Transactions and Schedules ,[object Object],[object Object],[object Object]
Transactions and Schedules ,[object Object],[object Object],[object Object]
Transactions and Schedules ,[object Object],[object Object]
Transactions and Schedules ,[object Object],[object Object],[object Object],[object Object]
Transactions and Schedules Serial Transaction as T1; T2 and T2; T1
Concurrent Execution of Transactions (Motivation for concurrent execution) ,[object Object],[object Object]
Concurrent Execution of Transactions (Motivation for concurrent execution) ,[object Object],[object Object],[object Object]
Concurrent Execution of Transactions (Motivation for concurrent execution) ,[object Object],[object Object]
Serializability ,[object Object],[object Object],[object Object],[object Object]
Serializability ,[object Object],[object Object]
Serializability ,[object Object],[object Object],[object Object]
Serializability (Example) This schedule is not a serial schedule, but it is equivalent to Schedule T1;T2.
Serializability (Example) This concurrent schedule does not preserve the value of ( A + B ) .
Serializability ,[object Object],[object Object],[object Object],[object Object]
Anomalies Due to Interleaved Execution ,[object Object],[object Object]
Anomalies Due to Interleaved Execution ,[object Object],[object Object],[object Object],[object Object]
Reading Uncommitted Data (WR Conflicts) ,[object Object],[object Object]
Reading Uncommitted Data (WR Conflicts) ,[object Object],[object Object]
WR conflict (Example)
Reading Uncommitted Data (WR Conflicts) ,[object Object],[object Object]
Unrepeatable Reads (RW Conflicts) ,[object Object],[object Object],[object Object]
Unrepeatable Reads (RW Conflicts) ,[object Object],[object Object],[object Object],[object Object],[object Object]
Overwriting Uncommitted Data (WW Conflicts) ,[object Object],[object Object]
Overwriting Uncommitted Data (WW Conflicts) ,[object Object],[object Object],[object Object],[object Object]
Overwriting Uncommitted Data (WW Conflicts) ,[object Object],[object Object],[object Object],[object Object]
Schedules Involving Aborted Transactions ,[object Object],[object Object]
Schedules Involving Aborted Transactions ,[object Object]
Schedules Involving Aborted Transactions ,[object Object],[object Object],[object Object],[object Object],[object Object]
Schedules Involving Aborted Transactions ,[object Object],[object Object],[object Object]
Schedules Involving Aborted Transactions ,[object Object],[object Object]
Schedules Involving Aborted Transactions ,[object Object],[object Object],[object Object],[object Object]
Lock-based Concurrency Control ,[object Object],[object Object],[object Object]
Lock-based Concurrency Control ,[object Object],[object Object]
Strict Two-Phase Locking (Strict 2PL) ,[object Object],[object Object],[object Object],[object Object]
Strict Two-Phase Locking (Strict 2PL) ,[object Object],[object Object]
Strict Two-Phase Locking (Strict 2PL) ,[object Object],[object Object]
Strict Two-Phase Locking (Strict 2PL) ,[object Object],[object Object],[object Object]
Strict Two-Phase Locking (Strict 2PL) ,[object Object],[object Object],[object Object]
Strict Two-Phase Locking (Strict 2PL)
Strict Two-Phase Locking (Strict 2PL) ,[object Object],[object Object],[object Object],[object Object],[object Object]
Strict Two-Phase Locking (Strict 2PL) ,[object Object]
Deadlocks ,[object Object],[object Object],[object Object],[object Object],[object Object]
Deadlocks ,[object Object],[object Object],[object Object],[object Object]
Performance of Locking ,[object Object],[object Object],[object Object],[object Object],[object Object]
Performance of Locking ,[object Object],[object Object],[object Object],[object Object],[object Object]
Performance of Locking ,[object Object],[object Object],[object Object]
Performance of Locking
Performance of Locking ,[object Object],[object Object]
Performance of Locking ,[object Object],[object Object],[object Object],[object Object]
Transaction support in SQL ,[object Object],[object Object],[object Object],[object Object]
Transaction support in SQL ,[object Object],[object Object]
Transaction support in SQL ,[object Object],[object Object],[object Object],[object Object]
Transaction support in SQL ,[object Object],[object Object],[object Object],[object Object]
Transaction support in SQL (Example) ,[object Object],[object Object],[object Object]
Transaction support in SQL ,[object Object],[object Object],[object Object],[object Object],[object Object]
Transaction support in SQL ,[object Object],[object Object],[object Object],[object Object]
What Should We Lock? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
What Should We Lock? ,[object Object],[object Object],[object Object]
What Should We Lock? ,[object Object],[object Object],[object Object],[object Object],[object Object]
What Should We Lock? ,[object Object],[object Object],[object Object],[object Object],[object Object]
What Should We Lock? ,[object Object],[object Object],[object Object],[object Object]
What Should We Lock? ,[object Object],[object Object],[object Object],[object Object],[object Object]
What Should We Lock? ,[object Object],[object Object],[object Object]
Transaction Characteristics in SQL ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Transaction Characteristics in SQL ,[object Object],[object Object],[object Object]
Transaction Characteristics in SQL ,[object Object],[object Object]
Transaction Characteristics in SQL ,[object Object],[object Object],[object Object],[object Object],[object Object]
Transaction Characteristics in SQL (SERIALIZABLE) ,[object Object],[object Object],[object Object]
Transaction Characteristics in SQL (SERIALIZABLE) ,[object Object],[object Object]
Transaction Characteristics in SQL (REPEATABLE READ ) ,[object Object],[object Object],[object Object]
Transaction Characteristics in SQL ,[object Object]
Transaction Characteristics in SQL ,[object Object],[object Object]
Transaction Characteristics in SQL ,[object Object],[object Object]
Transaction Characteristics in SQL ,[object Object]
Transaction Characteristics in SQL ,[object Object],[object Object],[object Object],[object Object]
Transaction Characteristics in SQL ,[object Object],[object Object]
Transaction Characteristics in SQL ,[object Object],[object Object]
Transaction Characteristics in SQL ,[object Object],[object Object],[object Object]
2PL, Serializability, and Recoverability ,[object Object],[object Object],[object Object]
2PL, Serializability, and Recoverability ,[object Object],[object Object],[object Object],[object Object]
2PL, Serializability, and Recoverability ,[object Object],[object Object]
2PL, Serializability, and Recoverability ,[object Object],[object Object],[object Object],[object Object]
2PL, Serializability, and Recoverability
2PL, Serializability, and Recoverability ,[object Object],[object Object],[object Object]
2PL, Serializability, and Recoverability ,[object Object],[object Object],[object Object],[object Object]
2PL, Serializability, and Recoverability ,[object Object],[object Object],[object Object]
2PL, Serializability, and Recoverability ,[object Object],[object Object],[object Object]
2PL, Serializability, and Recoverability ,[object Object],[object Object],[object Object],[object Object]
2PL, Serializability, and Recoverability ,[object Object],[object Object],[object Object],[object Object],[object Object]
Lock Management ,[object Object],[object Object],[object Object]
Lock Management ,[object Object],[object Object],[object Object],[object Object]
Implementing Lock and Unlock Requests ,[object Object]
Implementing Lock and Unlock Requests ,[object Object],[object Object]
Implementing Lock and Unlock Requests ,[object Object],[object Object]
Implementing Lock and Unlock Requests ,[object Object],[object Object],[object Object],[object Object]
Implementing Lock and Unlock Requests ,[object Object],[object Object],[object Object]
Atomicity of Locking and Unlocking ,[object Object],[object Object]
Atomicity of Locking and Unlocking ,[object Object],[object Object],[object Object],[object Object]
Additional Issues: Lock Upgrades, Convoys, Latches ,[object Object],[object Object],[object Object]
Additional Issues: Lock Upgrades, Convoys, Latches ,[object Object],[object Object]
Additional Issues: Lock Upgrades, Convoys, Latches ,[object Object],[object Object]
Additional Issues: Lock Upgrades, Convoys, Latches ,[object Object],[object Object],[object Object]
Additional Issues: Lock Upgrades, Convoys, Latches ,[object Object],[object Object],[object Object]
[object Object],[object Object]

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Dbms sixth chapter_part-1_2011