Hibernate JPA Callbacks

By -

Hibernate JPA Callbacks


JPA also defines a more limited set of callbacks through annotations.

Callback annotations

Type

@PrePersist
Executed before the entity manager persist operation is actually executed or cascaded. This call is synchronous with the persist operation.

@PreRemove
Executed before the entity manager remove operation is actually executed or cascaded. This call is synchronous with the remove operation.

@PostPersist
Executed after the entity manager persist operation is actually executed or cascaded. This call is invoked after the database INSERT is executed.

 @PostRemove
Executed after the entity manager remove operation is actually executed or cascaded. This call is synchronous with the remove operation.

@PreUpdate
Executed before the database UPDATE operation.

@PostUpdate
Executed after the database UPDATE operation.

@PostLoad
Executed after an entity has been loaded into the current persistence context or an entity has been refreshed.

Comments

Post a Comment

Popular posts from this blog

Spring Elasticsearch Operations

By -
Elasticsearch Operations Spring Data Elasticsearch uses two interfaces to define the operations that can be called against an Elasticsearch index. These are ElasticsearchOperations and ReactiveElasticsearchOperations. Whereas the first is used with the classic synchronous implementations, the second one uses reactive infrastructure. The default implementations of the interfaces offer: Read/Write mapping support for domain types. A rich query and criteria api. Resource management and Exception translation. ElasticsearchTemplate The ElasticsearchTemplate is an implementation of the ElasticsearchOperations interface using the Transport Client. @Configuration public class TransportClientConfig extends ElasticsearchConfigurationSupport {   @Bean   public Client elasticsearchClient() throws UnknownHostException {                      Settings settings = Settings.builder().put("cluster.name", "elasticsearch")....
Read more

Today Walkin 14th-Sept

By -
Image
14th Sept 2017 ( GO Through all List) Read Walkin details properly , Try to call company before attending if possible !!! ==================================== 1. Myntra through fresherworld (Call Based , Venue shared to shortlisted candidates) _____________________________ 2. Magna : Hiring for Client Harman : C++
Read more

Object oriented programming concepts (OOPs)

By -
Object-oriented programming (OOP) is a programming paradigm based on the concept of "objects". Re-usability is the main concept of Oops. There are few major principles of object-oriented paradigm. If any programming Language supports this principles that programming language called Object-oriented programming. Below are object oriented programming concepts : 1. Object        Read More about Object     http://theprogrammersfirst.blogspot.in/2016/07/java-object-concept.html
Read more