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 doubts: I heard...

Mar 9, 2024 · 12 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 to add that …

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 …

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 which …

Oct 11, 2013 · Both methodB and methodC use same TX and always the most specific @Transactional annotation is used, so when methodC throws the exception, surrounding TX will be marked as …

@Transactional(propagation = Propagation.REQUIRED, isolation = Isolation.DEFAULT, readOnly = false) public int saveAll() { //do stuff; } It works exactly as it is supposed to and I have no problems …

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 know that all …

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 the …

In Spring, the @Transactional annotation allows rollback to be specified for certain exception types, or code can obtain a thread-local TransactionStatus and call setRollbackOnly(). So, in my opinion and …

Oct 12, 2017 · I have short question: Do I need a repo.save(x) call on @Transactional methods? I ask cause I see changes on my DB without save, and read no clear docs about it. So is it working as …