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== 3. 聽 聽Teaching Learning Activities: == 路 聽 聽 聽 Welcome the students to the lesson and introduce the topic and objectives. 路 聽 聽 聽 Pose questions: What do you understand by transactions in DBMS? Why are they important? 路 聽 聽 聽 Engage students with a brief discussion on their understanding of transactions in databases. 路 聽 聽 聽 Discuss the importance of transactions in ensuring data consistency, reliability, and integrity in database systems. 路 聽 聽 聽 Explain that transactions have several key properties that govern their behavior and reliability. 路 聽 聽 聽 Define atomicity and provide examples to illustrate atomicity. 路 聽 聽 聽 Discuss how atomicity is achieved through mechanisms like undo logs or rollback segments. 路 聽 聽 聽 Define consistency as the property Discuss the role of constraints (e.g., primary key, foreign key) and triggers in maintaining consistency. 路 聽 聽 聽 Define isolation and durability. 路 聽 聽 聽 Emphasize the importance of durability for maintaining data integrity and reliability. 路 聽 聽 聽 Summarize the key concepts and takeaways from the lesson. 路 聽 聽 聽 Encourage students to ask any remaining questions or share any additional thoughts before concluding the lesson.
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