How does the entity manager keep track of changes made to entities?
Master Hibernate and JPA with Spring Boot in 100 Steps - Step 13 - Entity Manager Methods-refresh
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Information Technology (IT), Architecture
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University
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Hard
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The video tutorial explores the use of the refresh method in the entity manager, contrasting it with the clear method. It demonstrates how the refresh method can be used to revert changes to an entity by fetching the current state from the database. The tutorial includes a step-by-step debugging process to illustrate the method's functionality and its impact on database operations. The video concludes with recommendations for further exploration through debugging.
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3 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the significance of the flush method in the context of database operations?
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
Discuss the implications of not saving changes to the database after a refresh operation.
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