DBMS Lec 42 : Recoverable and Cascadeless Schedule | Relation between Recoverable and Cascadeless

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Dinesh Bhawnani

Dinesh Bhawnani

Күн бұрын

#dbms #dbmslectures #dbmstutorials #db #rdbms #schedule
Explain recoverable schedule in dbms.
Explain cascadeless schedule in dbms.
Explain the difference between recoverable and cascadeless schedule.
Compare and contrast recoverable and cascadeless schedules.
Is every cascadeless schedule also recoverable? Explain.
Can a recoverable schedule have cascading aborts?
Which type of schedule (recoverable, cascadeless, or strict) is most desirable for real-world database systems?
How do read and write dependencies affect the recoverability and cascadeless properties of schedules?
What is a cascadeless schedule in DBMS?
How does a cascadeless schedule prevent cascading aborts?
What are the advantages of having a cascadeless schedule?
Can you explain the difference between a recoverable schedule and a cascadeless schedule?
What conditions must a schedule meet to be considered cascadeless?
Can you provide an example of a cascadeless schedule?
What is a cascading abort? How does it occur in a non-cascadeless schedule?
How does a cascadeless schedule improve transaction rollback in DBMS?
Is it possible for a schedule to be recoverable but not cascadeless? Explain with an example.
What are the trade-offs between cascadeless schedules and system performance?
How does strict two-phase locking (2PL) help in achieving a cascadeless schedule?
What is the relationship between serializability and cascadeless schedules?
What is a recoverable schedule in DBMS?
How does a recoverable schedule differ from a non-recoverable schedule?
Why is it important to ensure that a schedule is recoverable in a database system?
What are the consequences of a non-recoverable schedule in DBMS?
Can you provide an example of a recoverable schedule?
How does dirty read lead to a non-recoverable schedule?
Explain the relationship between commit operations and recoverable schedules.
How does DBMS ensure that schedules are recoverable?
What role do rollback operations play in maintaining a recoverable schedule?
How does a recoverable schedule affect the performance and consistency of a DBMS?

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