What is the significance of the @Transactional annotation in Spring Data JPA?

  • It specifies the transaction isolation level for JPA transactions.
  • It marks a method as transactional, ensuring that it runs within a database transaction.
  • It defines the data source for JPA entities.
  • It configures the caching behavior of JPA repositories.
The @Transactional annotation in Spring Data JPA marks a method as transactional, ensuring that it runs within a database transaction. This annotation is crucial for maintaining data consistency and integrity in JPA-based applications. It helps manage transactions, including starting, committing, or rolling back when exceptions occur. The other options do not accurately represent the role of the @Transactional annotation in Spring Data JPA.
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