What is managed transaction?

In an enterprise bean with container-managed transaction demarcation, the EJB container sets the boundaries of the transactions. You can use container-managed transactions with any type of enterprise bean: session, or message-driven. Nested or multiple transactions are not allowed within a method.

What is transaction propagation?

What Is Transaction Propagation? Transaction propagation indicates if any component or service will or will not participate in a transaction and how will it behave if the calling component/service already has or does not have a transaction created already.

What is transaction attribute?

A transaction attribute controls the scope of a transaction. In the diagram, method-A begins a transaction and then invokes method-B of Bean-2 . …

How does a transaction work?

The processor sends the transaction request to the corresponding credit card network. After a payment is authorized, a hold is placed on the cardholder’s money and the card issuer sends approval to the card network, which sends approval to the merchant’s processor, which sends approval to the merchant.

What are three main types of transactions?

Based on the exchange of cash, there are three types of accounting transactions, namely cash transactions, non-cash transactions, and credit transactions.

How does transaction propagation work?

For NESTED propagation, Spring checks if a transaction exists, and if so, it marks a save point. This means that if our business logic execution throws an exception, then the transaction rollbacks to this save point. If there’s no active transaction, it works like REQUIRED.

Does @transactional rollback?

We’re using the Spring Framework in most of our applications (and thus also in the Catalysts Platform) and are really satisfied with it. One of the big advantages is the the declarative transaction handling using the @Transactional attribute.

What are transaction attributes in spring?

Annotation Type Transactional. Describes a transaction attribute on an individual method or on a class. When this annotation is declared at the class level, it applies as a default to all methods of the declaring class and its subclasses.

What is use of @transactional?

The @Transactional annotation is metadata that specifies that an interface, class, or method must have transactional semantics; for example, “start a brand new read-only transaction when this method is invoked, suspending any existing transaction”.