I want to know what actually happens when you annotate a method with @Transactional? Of course, I know that Spring will wrap that method in a Transaction. But, I have the following …

Mar 9, 2024 · I wanted to know when we should use @Transactional in Spring Boot Services. Since JpaRepository's save() method is annotated with @Tranasactional is it required for me …

Dec 13, 2011 · Can someone explain the isolation & propagation parameters in the @Transactional annotation via a real-world example? Basically when and why should I choose …

What does @Transactional do? [duplicate] Asked 12 years, 5 months ago Modified 6 years, 2 months ago Viewed 28k times

Oct 24, 2011 · I used this annotation successfully for a Dao class. And rollback works for tests. But now I need to rollback real code, not just tests. There are special annotations for use in …

Apr 17, 2014 · 48 @Transactional on a class applies to each method on the service. It is a shortcut. Typically, you can set @Transactional(readOnly = true) on a service class, if you …

0 We use @Transactional annotation when we create/update one more entity at the same time. If the method which has @Transactional throws an exception, the annotation helps to roll back …

Here is a worked example, CircuitStateRepository is a spring-data JPA repository. BeanS calls a transactional=read-only Bean1, which does a lookup and calls transactional=read-write Bean2 …

It will use the same connection from the parent method (with @Transactional) and any exception caused in the called method (without @Transactional) will cause the transaction to rollback as …

Mar 11, 2016 · A non-transactional database would probably have better performance because it doesn't have to worry about rolling back changes. The individual data in the non-transactional …