I am following this link https://vladmihalcea.com/read-write-read-only-transaction-routing-spring/ to set up the database master and replica instance in my spring boot app. The only difference is I...

I have a small Spring Boot application with spring-boot-starter-web, spring-boot-starter-data-jpa, and postgresql as dependencies. I'm able to use the @Transactional annotation and use JPA to fetc...

I have below entity with custom AttributeConverter which saves field in the DB as binary data. TaskEntity.java @Entity @Table(name = "task") public class TaskEntity { @Id @GeneratedValue @Col...

I've been trying to test out @TransactionalEvents (a feature of Spring 4.2 https://spring.io/blog/2015/02/11/better-application-events-in-spring-framework-4-2) with our existing Spring JUnit Tests ...

I'm trying to run entityManager.merge(myEntity) within the following method but it seems that the @Transactional annotation is ignored. The Hibernate configuration seems to be fine because I can su...

Update 1 (scroll down) The setup is as follows: Our application database is constructed and used by two separate users: SCHEMA - User that has authority to create and grant permissions on tables ...

Need some help here, I'm not able to understand why my transactions are not getting rolled back in an event of exception. I will try to put my code as close to as It is on the project (cannot share...

I have a DAO class catching the javax.persistence.PersistenceException wrapping them and rethrowing it as a checked exception. This method is marked as @org.springframework.transaction.annotation.T...

I have a service with one method: @Service public class DefaultTestService implements TestService { private static final Logger LOGGER = Logger.getLogger(DefaultTestService.class); @Autowired ...

I need to do some specific action after the successful transaction commit, which basically includes my analytical operations about the data; I tried using the following code snippet public class ...

We have a micro-services architecture, with Kafka used as the communication mechanism between the services. Some of the services have their own databases. Say the user makes a call to Service A, wh...

I have configured Spring JPA to work with multiple data sources following this example. Spring JPA – Multiple Databases It works as expected but since I want to use different data sources but with ...

I am aware this question has been asked in slightly different formats on this site but following the advices given on those posts took me nowhere. I already spent close to two days on this and I am...

Why Spring ChainedTransactionManager is deprecated? Does Spring provide any alternative lib to support multiple transaction managers? My use-case:- We are building a Spring Boot application that is...

I have found several questions and answers with regard to this issue on SO, but they all seem to cover one major cause of the problem: fetching a collection outside of a transaction or within anoth...

Currently I'm setting autocommit to false in spring through adding a property to a datasource bean id like below : <property name="defaultAutoCommit" value="false" /> But i need to add i...

This directly relates to this other question, as a natural follow-up question (which was asked in comments, but was never replied to). Textual description Assuming: the application uses the defaul...

I am using Spring Data and @Transactional annotation(for automatic rollback after tests). I have simple bidirectional relation between account and user(owning side): @Entity @Table(name = "ACCOU...

I want to synchronize a kafka transaction with a repository transaction: @Transactional public void syncTransaction(){ myRepository.save(someObject) kafkaTemplate.send(someEvent) } Since the mer...

In Spring, if I have: ServiceA.serviceA() -> ServiceB.serviceB() -> ServiceC.serviceC() ->ServiceD.serviceD() where ServiceD.serviceD() can throw a runtime exception: MyRuntimeException...

I see the following exception message in my IDE when I try to get lazy initialized entity (I can't find where it is stored in the proxy entity so I can't provide the whole stack trace for this exce...

I have a small problem. I have started writing tests for my small project. The project uses SpringBoot, standard JpaRepository from Spring, as a testing framework I am using Spock and for testing t...

What is the difference between method with @Transactional(propagation = Propagation.SUPPORTS) vs having no @Transactional annotation at all? @Transactional(propagation = Propagation.SUPPORTS) publ...

I'm facing an issue I've never experienced before. I'm trying to use a @Lock on a repository Method to avoid concurrency issues and I'm getting the error described on the Title. DB Configuration - ...

I am trialing the use of Kotlin's Arrow library Either object to handle exceptions within a project. My experience with it thus far has been OK, but I'm struggling to find a way to handle transacti...