Questions tagged [hibernate]
Hibernate is an object-relational mapping (ORM) library for the Java language enabling developers to utilize POJO-style domain models in their applications in ways extending well beyond Object/Relational Mapping.
hibernate
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java.lang.ClassNotFoundException: Could not load requested class : charset
I am attempting to add spring data jpa to an existing spring boot 2.7.3 web app. We're using hibernate 5.6.9. I've added spring data jpa as a maven dependency via the spring-boot-starter-data-jpa ...
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How can I get all errors of a Hibernate schema validation?
In a Spring Boot 3.x application I can validate the JPA entities against the schema using this property: spring.jpa.hibernate.ddl-auto=validate.
However, its main drawback is that the application logs ...
- 12.6k
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Bitwise operation in HQL
I am using Hibernate 6, and I have created a custom dialect.
Below is my CustomPostgreSQLDialect.java:
public class CustomPostgreSQLDialect extends Dialect {
@Override
public void ...
- 1
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How to track nested property changes using Javers in a Spring Boot and PostgreSQL environment?
I'm working on a Spring Boot application with a PostgreSQL database and I'm using Javers for auditing. I have the following entity structure:
import javax.persistence.*;
import lombok.Getter;
import ...
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updating hibernate ScrollableResult or Spring Data JPA Slice when updated column is in query halves number of rows processed
I've come across some curious but consistent behaviour when processing large batches of results using either Spring JPA Slice or Hibernates ScrollableResult where an update is made on a column that is ...
- 49
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17
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How to persist OneToOne self referencing entity with JoinTable
I'm having the following problem:
Given the following entity:
@Entity
public class Person implements Serializable {
@Id
@NaturalId
@Column(columnDefinition = "DECIMAL(39,0)")
...
- 1
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33
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Hibernate Search Bytecode Enhancement Issue
I have encountered an issue while using Hibernate Search.
The versions I am using are as follows:
Java21
Spring Boot 3.2.7
Hibernate 6.4.9.Final
hibernate-search-backend-elasticsearch:7.1.0.Final
VM ...
- 1
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28
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how to get the difference between two dates in JPA criteriabuilder api?
Im trying to use criteria builder to get the difference between two dates in millisecond or smaller precision. I’m using H2, and for the life of me i cant do:
cb.function(“DATEDIFF”, BigInteger.class, ...
- 169
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Nested @TenantId in Hibernate / Spring JPA
the Hibernate feature @TenantId looks very promising for my use case.
I'm wondering if it's possible to apply the automatic-tenantId-setting on nested tenants like:
tenant1
sub-tenant1.1
sub-tenant1....
- 71
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Application.getResources() is null or {0} is not a valid data source
Previously myApp ran on Payara 5-2022.5 Community Edition with Jakarta EE8, java 8, and Hibernate 5.6.15 with multi-tenancy. And no any error when starting from Netbeans 22.
I converted myApp from ...
- 87
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What is the advantage of using StringNVarcharType over StringType for mappings to columns of type NVARCHAR?
Hibernate seems to work equally well with columns of type NVARCHAR when using either StringNVarcharType or StringType for mapping.
Using StringType, which is the default, seems to offer some ...
- 5,392
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20
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Hibernate performs redundant DB call to fetch child entity data along with parent during refresh event which is already fetched
I am using Hibernate 5.6.15. Hibernate performing Cascade Refresh of the associated child entities and then use LEFT OUTER JOIN on the parent entity with same child entities and fetch them again
I ...
-1
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Need to extract a method to use in equals implementation with Hibernate DTO's
I am updating a Java project and had to add an equals() implementation 3 java DTO files (call them Child1, Child2 and Child3) which all extend the DTO Parent class. IntelliJ generated the following ...
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In Hibernate 5, The Jsonb sql column Serializer/Deserializer using SnakeCase than the camelCase (TypeDef JsonBinaryType)
While saving/retrieving Jsonb Object in a DB. JSON key are saved in SnakeCase than the CamelCase
Entity Class
@Entity
@TypeDef(name = "json", typeClass = JsonBinaryType.class)
public class ...
- 63
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Problem with Hibernate 6 and multi level inheritance: Add joins
I'm facing a problem when using a 2-level inheritance in Hibernate 6.2.13.Final.
I have a grandfather class: ClinicalAct
I have a father class: Consultation that extends ClinicalAct
I have 2 children ...
- 1,419