Category "spring-data-jpa"

spring data jpa on timestamp field for current date?

I have to query on timestamp field for current date and get only 1 record. I can write the query like: @Query("Select i From Log i Where i.createdBy = :userId

How to control the order in which JPA entities are created on Spring Boot App initialization?

How to control the order in which JPA entities are created on Spring Boot App initialization, when we use H2 or MySQL sometimes we feel the child table is creat

How to add new Datasource at runtime Spring Boot

I have this, but I don't find any possible solution. All the answers I found was about configuring two or more Datasource or Multitenant Dabatase, but It is not

Kotlin's Arrow Either<Exception, X> and transactions

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 struggl

Consider defining a bean named 'couchbaseRepositoryOperationsMapping' in your configuration. Spring Boot

Any help appreciated ! I have a spring boot application to be connected to couchbase with following details Repository interface @Repository public interf

Creating Pagination in Spring Data JPA

I am trying to implement pagination feature in Spring Data JPA. I am referring this Blog My Controller contains following code : @RequestMapping(value="/orga

Thymeleaf doesn't print list of objects (Spring JPA)

I have 5 different object of class Tour with some fields.I want that my main page shows this object with their fields. I wrote conrtoller: @Controller

postman post request json payload created and in return , response is empty with respect to spring boot project

**** I have created repository and autowired that to service class and created controller and autowired the service and and the sample code below same code i ha

Difference between save and saveAndFlush in Spring data jpa

I am trying to learn spring data JPA by testing some CRUD operation via JpaRepository. I came across two methods save and saveAndFlush. I don't get the differe

How to tell what action was taken by the JPA save method

I have a repo: public interface SomeRepository extends CrudRepository<SomeClass, Long> { SomeClass findById(Long id); } and I need to save objects

Fundamentals.How can you use Lazy fetching in Spring+Hibernate+=Vaadin after the session closes

There is the Customer entity which has a one to many relationship to entity Address,so there is a List<Address> getAddress in Customer.Entity Address has

JPA created too many fields in table

enter image description here I am trying to map some entities to tables in MySQL database using Spring Boot JPA. I have a problem with one of the tables because

Spring data repository not found at compile time

I am trying to use Spring data and repositories in a Spring Boot application, but I have an error when compiling the project. Here is my Entity : package fr.i

How to limit result in @Query used in Spring Data Repository

I am retrieving data by CrudRepository in Spring Data JPA. I want to filter my records those are retrieved from my custom query provided in @Query annotation. I

Unable to find a @SpringBootConfiguration, you need to use @ContextConfiguration or @SpringBootTest(classes=...) with your test

I am using Spring Data JPA and Spring Boot. The layout of the application is this main +-- java +-- com/lapots/game/monolith +-- reposi

getting Caused by: org.hibernate.QueryException: cannot dereference scalar collection element: roles

I have this class , and i'am trying to acess mobileNumbers and roles from the user table , but being lazy intialized i keep getting 'lazy intialization error. I

When does the hibernate session gets closed

I have created the following entities. @Entity public class Student { @Id @GeneratedValue(strategy = GenerationType.IDENTITY) private Long id;

Can't Autowire @Repository annotated interface in Spring Boot

I'm developing a spring boot application and I'm running into an issue here. I'm trying to inject a @Repository annotated interface and it doesn't seem to work

How do I update an entity using spring-data-jpa?

Well the question pretty much says everything. Using JPARepository how do I update an entity? JPARepository has only a save method, which does not tell me if i

Possibly consider using a shorter maxLifetime value - hikari connection pool spring boot

After starting my SpringBoot application, getting an exception on few minutes of the server startup. Did not use any HikariPool Configuration externally, Spring

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