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Questions and Answers
What is the main purpose of concurrency control algorithms in distributed database systems?
What is the main purpose of concurrency control algorithms in distributed database systems?
Which property do reliability measures enforce in distributed database systems?
Which property do reliability measures enforce in distributed database systems?
What aspect of distributed database systems does data replication primarily address?
What aspect of distributed database systems does data replication primarily address?
What is the main role of distributed DBMS reliability measures?
What is the main role of distributed DBMS reliability measures?
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In distributed database systems, what is the main function of distributed transaction processing?
In distributed database systems, what is the main function of distributed transaction processing?
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What is the primary role of data replication in distributed database systems?
What is the primary role of data replication in distributed database systems?
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In timestamp-based concurrency control algorithms, how are serialization orders established?
In timestamp-based concurrency control algorithms, how are serialization orders established?
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What is the preferred method for assigning timestamps to transactions in a distributed DBMS?
What is the preferred method for assigning timestamps to transactions in a distributed DBMS?
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What does a timestamp consist of in the context of a distributed DBMS?
What does a timestamp consist of in the context of a distributed DBMS?
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What is the role of the coordinating TM in the basic TO algorithm?
What is the role of the coordinating TM in the basic TO algorithm?
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What is the TO Rule in the context of the basic TO algorithm?
What is the TO Rule in the context of the basic TO algorithm?
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What happens if a new operation belongs to a transaction that is younger than all conflicting operations already scheduled in the basic TO algorithm?
What happens if a new operation belongs to a transaction that is younger than all conflicting operations already scheduled in the basic TO algorithm?
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What is the purpose of assigning read and write timestamps to data items in the basic TO algorithm?
What is the purpose of assigning read and write timestamps to data items in the basic TO algorithm?
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What is a potential drawback of the basic TO algorithm?
What is a potential drawback of the basic TO algorithm?
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What is one of the key differences between basic TO and conservative TO algorithms?
What is one of the key differences between basic TO and conservative TO algorithms?
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How do conservative TO algorithms attempt to lower system overhead?
How do conservative TO algorithms attempt to lower system overhead?
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Why does the conservative TO algorithm attempt to reduce transaction restarts?
Why does the conservative TO algorithm attempt to reduce transaction restarts?
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What drawback does the conservative TO algorithm aim to mitigate compared to the basic TO algorithm?
What drawback does the conservative TO algorithm aim to mitigate compared to the basic TO algorithm?
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What does the conservative TO algorithm prioritize over immediate acceptance of new operations?
What does the conservative TO algorithm prioritize over immediate acceptance of new operations?
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What is a transaction in the context of a distributed database?
What is a transaction in the context of a distributed database?
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What do concurrency control algorithms enforce in a distributed database system?
What do concurrency control algorithms enforce in a distributed database system?
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What property do reliability measures enforce in distributed database systems?
What property do reliability measures enforce in distributed database systems?
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What is the primary role of data replication in distributed database systems?
What is the primary role of data replication in distributed database systems?
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What is the main function of distributed transaction processing in distributed database systems?
What is the main function of distributed transaction processing in distributed database systems?
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What is the main purpose of web data management in the context of distributed database systems?
What is the main purpose of web data management in the context of distributed database systems?
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What is the primary purpose of timestamp-based concurrency control algorithms?
What is the primary purpose of timestamp-based concurrency control algorithms?
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How are timestamps assigned to transactions in a distributed DBMS?
How are timestamps assigned to transactions in a distributed DBMS?
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What does the timestamp consist of in the context of a distributed DBMS?
What does the timestamp consist of in the context of a distributed DBMS?
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What is the role of the coordinating Transaction Manager (TM) in the basic timestamp ordering (TO) algorithm?
What is the role of the coordinating Transaction Manager (TM) in the basic timestamp ordering (TO) algorithm?
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What is the TO Rule in the context of the basic TO algorithm?
What is the TO Rule in the context of the basic TO algorithm?
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What property does the basic TO algorithm guarantee in terms of deadlocks?
What property does the basic TO algorithm guarantee in terms of deadlocks?
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How does the basic TO algorithm handle conflicting operations?
How does the basic TO algorithm handle conflicting operations?
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What drawback is the conservative TO algorithm designed to mitigate compared to the basic TO algorithm?
What drawback is the conservative TO algorithm designed to mitigate compared to the basic TO algorithm?
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How do conservative TO algorithms handle operations in contrast to the basic TO algorithm?
How do conservative TO algorithms handle operations in contrast to the basic TO algorithm?
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What is the preferred method for assigning timestamps to transactions in a distributed DBMS?
What is the preferred method for assigning timestamps to transactions in a distributed DBMS?
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Why does the conservative TO algorithm prioritize delaying operations?
Why does the conservative TO algorithm prioritize delaying operations?
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What drawback does the basic TO algorithm have in terms of transaction restarts?
What drawback does the basic TO algorithm have in terms of transaction restarts?
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