hibernate Questions
4
i work with a spring-boot project,
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.2.4.RE...
Witherspoon asked 17/11, 2020 at 7:26
3
Solved
The database I'm working on has more than 100 tables, so I'm not going to sit here baking a model and controller for each one individually. I would like to bake all of the tables at the same time w...
Pounds asked 19/9, 2013 at 15:44
3
Solved
According to the documentation, the following usage is deprecated:
@GenericGenerator(
name = "UUID",
strategy = "org.hibernate.id.UUIDGenerator"
)
One shall use the new type...
Tirrell asked 19/7, 2023 at 16:12
6
Solved
public class SequenceControlNumber extends SequenceGenerator {
private static final Logger log =
LoggerFactory.getLogger(SequenceGenerator.class);
@Override
public Serializable generate(Sessi...
2
I have some JPA classes and generate metamodel through org.hibernate.jpamodelgen.JPAMetaModelEntityProcessor. So, one of my classes is:
@Table(name = "USER")
@Entity
@NamedQueries({@NamedQuery(nam...
Unfounded asked 20/4, 2016 at 13:36
3
Solved
Our project use's Hibernate's programmatic Configuration to set up our SessionFactory and such. I just migrated us from version 3 to version 4 of Hibernate. Now I am getting the error "Element type...
Deflection asked 14/6, 2013 at 17:25
2
I am new to Java and maven. I might be missing something obvious, but I am not able to figure it out.
I was trying to add javax validations to my project following the link :
https://www.baeldung.c...
Swaziland asked 29/11, 2020 at 15:16
3
Solved
Consider and Employee and Address relationship. There is a One-to-one mapping between Employee and Address. Following are models:
@Entity
@Table(name = "Address")
public class Address
{
@Id
@Gen...
Moynahan asked 18/2, 2014 at 11:30
4
I'm using the JPA CriteriaBuilder to select entities of type MyEntity from a MySQL db as follows:
String regExp = "(abc|def)"
CriteriaBuilder cb = em.getCriteriaBuilder();
CriteriaQuery query = cb...
8
I have to ask it, I almost tried everything.
Entity Class
@Entity
@Table(name="UserInfo")
public class User {
@Id@Column(name="user_name")
private String userName;
@Column(name="user_id")
...
Getaway asked 7/12, 2015 at 7:12
5
Solved
package com.abc.def.model;
import javax.persistence.Column;
import javax.persistence.Id;
import javax.persistence.Entity;
import javax.persistence.Embeddable;
import javax.persistence.IdClass;
imp...
3
We have a fairly complex data model and are using Hibernate and Spring Data JPA on top of MySQL. We have a base class that all domain objects extend to minimize boiler plate code. I would like to b...
Worthless asked 5/1, 2012 at 15:42
8
I am trying to build a web application, I didn't add any classes or packages I have just ran the app but it says
java.lang.NullPointerException: Cannot invoke "org.hibernate.engine.jdbc.spi.Sq...
Forerunner asked 1/11, 2023 at 22:30
4
Solved
Hibernate Gradle plugin is an equivalent of hibernate-enhance-maven-plugin and offers build-time code enhancements. The official docs do not mention the apply plugin: 'something' line. If I just do...
2
Solved
I have fairly typical scenario where there is a main @Entity and everything inside him is embeddable (so everything inside doesn't make sense without the parent). Now JPA 2.0 is blocking me to nest...
Bowe asked 2/3, 2014 at 10:24
3
Solved
I have a problem with Hibernate @EmbeddedId.
@Embeddable
public class EnrolRegEmbededId implements Serializable
{
@Column(name="ENROL_NO")
private String enrolNo;
@Column(name="REG_...
Boutte asked 31/8, 2018 at 7:43
4
I have rest crud service which will help me make post and get requests and receive respopnses from sql server , inside my application.properties i use similar data:
server.port=9004
spring.datasou...
8
Solved
With Hibernate, can you create a composite ID where one of the columns you are mapping to the ID can have null values?
This is to deal with a legacy table that has a unique key which can have null...
4
Solved
In my Hibernate JPA Sample code..
public List<AttendeesVO> addAttendees(String searchKeyword) {
TypedQuery<AttendeesVO> query = entityManager.createQuery(" select at from AttendeesVO ...
4
We decided on using optimistic locking in our web application in order to increase concurrency and without the using of pessimistic locking.
We are now on a lookout for retry solutions.
We would ...
Sackett asked 10/2, 2014 at 8:44
12
Solved
If I run multiple threads against my web app I get:
java.sql.SQLException: [SQLITE_BUSY] The database file is locked (database is locked)
at org.sqlite.DB.newSQLException(DB.java:383)
at org.sql...
13
Solved
I am a novice in hibernate world and facing,
WARN: GenerationTarget encountered exception accepting command : Error executing DDL via JDBC Statement
org.hibernate.tool.schema.spi.CommandAcceptance...
Civilization asked 14/4, 2017 at 7:47
3
Solved
this is my config:
spring.jpa:
hibernate:
ddl-auto: update
connection:
charset: utf8
useUnicode: true
properties.hibernate.dialect: org.hibernate.dialect.MySQL5InnoDBDialect
Based on what ...
Willamina asked 10/6, 2017 at 9:15
3
Solved
I am using hibernate-envers with spring. Everything works just fine, except when I delete an entity, it does not change the values of updated_by and updated_date inside audit table, instead it save...
Grinder asked 13/11, 2019 at 8:48
2
Solved
I have an existing web-app and unfortunately the 'time' fields in the DB are not converted to zulu time. Instead we are using org.joda.time.DateTime as our datetime and timezone encapsulator.
I am ...
1 Next >
© 2022 - 2024 — McMap. All rights reserved.