Hibernate
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Core Java
How to Fix Hibernate’s token ‘*’ SyntaxException
Hibernate’s JPQL (Java Persistence Query Language) provides an object-oriented abstraction over SQL, allowing us to query entities instead of database…
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Enterprise Java
Spring Boot & Hibernate @PartitionKey Guide
In high-scale applications, partitioning your database tables can significantly improve performance and scalability. Hibernate provides support for partitioning with the…
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Enterprise Java
Using TupleTransformer and ResultListTransformer in Hibernate
In Hibernate, developers often use native SQL queries or JPQL queries that return complex results — such as multiple columns…
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Java
Preventing Jackson from Fetching Lazy Entity Fields Example
1. Introduction The Spring Boot JPA project uses Jackson for JSON serialization. When Jackson serializes a JPA entity, it can…
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Core Java
Using StatelessSession in Hibernate
When working with Hibernate, we usually interact with the Session interface. A session represents a single unit of work with…
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Core Java
HibernateException: Illegal Collection Association Fix
In Hibernate, the exception IllegalAttemptToAssociateACollectionWithTwoOpenSessionsException occurs when a collection or entity is associated with two active Hibernate sessions simultaneously. This…
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Software Development
Advanced Hibernate Performance Tuning: Caching, Fetch Strategies, and Batch Processing
When used incorrectly, an Object-Relational Mapping (ORM) framework like Hibernate can be a major performance bottleneck in a large-scale application.…
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Core Java
Fixing Hibernate @ManyToOne and @Column AnnotationException
Hibernate developers sometimes encounter the error AnnotationException @ManyToOne and @Column when incorrectly mapping entity relationships. Let us delve into understanding…
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Core Java
Using UNION Logic in Hibernate Applications
Hibernate is a Java ORM tool that allows interaction with relational databases using entity objects. However, it lacks native support…
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