Category "jpa"

Drools flow persistence - Named query not found: ProcessInstancesWaitingForEvent

I have a problem with drools flow persistence (MySQL), I get the following exception: 2011-04-15 14:38:27,244 INFO [STDOUT] (http-0.0.0.0-8000-5) Hibernate: i

JPA, get all elements

I'm using JPA and I get all elements from DB in this code: factory = Persistence.createEntityManagerFactory(PERSISTENCE_UNIT_NAME); EntityManager em = factory

Hibernate throws org.hibernate.AnnotationException: No identifier specified for entity: com..domain.idea.MAE_MFEView

Why am I getting this exception? package com.domain.idea; import javax.persistence.CascadeType; import javax.persistence.Entity; import javax.persistence.Fetc

JPA Repository.findById() returns null but the value is exist on db

I'm developing Spring boot project, using JPA. What I wanna know is repository.findById(id) method returns null, whereas data is available in the DB. Functions

Error creating bean with name 'entityManagerFactory'

I have a web application that uses spring, hibernate and JPA. When I want to run my DAO unit tests, I get the following error: Caused by: org.springframewo