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Category upPersistence

JPA

The Java Persistence API (JPA) provides the ORM layer for managing relational data in Java. Learn how to use JPA in your code through the guides below.

  • Hibernate (33)
  • JPA Entities (20)
  • Spring Data JPA (20)
  • JPA Annotations (20)
  • JPA Basics (16)
  • SQL (14)
  • Exception (11)
  • Entity Relationships (10)
  • PostgreSQL (6)
  • JPQL (5)
  • Entity ID (5)

>> Implement Update-Or-Insert in Spring Data JPA

  • popular

>> How to Clone a JPA Entity

>> How to Make a Field Optional in JPA Entity?

>> Difference Between CAST and TREAT in JPA

>> ON CONFLICT Clause for Hibernate Insert Queries

>> How to Fix Hibernate UnknownEntityException: Could not resolve root entity

>> Resolving PostgreSQL JSON Type Mismatch Errors in JPA

>> How to Fix PSQLException: Operator Does Not Exist: Character Varying = UUID

>> Java Enums, JPA and PostgreSQL Enums

>> Fixing the “Could Not Determine Recommended JdbcType for Class” Error in JPA

>> Find Distinct Rows Using Spring Data JPA

>> Count Queries In JPA Using CriteriaQuery

>> Solving Spring Data JPA ConverterNotFoundException: No converter found

>> Clear Managed Entities in JPA/Hibernate

>> Inheritance vs. Composition in JPA

>> Save Child Objects Automatically Using JPA

>> Fix Spring Boot H2 JdbcSQLSyntaxErrorException “Table not found”

>> PersistenceUnit vs. PersistenceContext

>> Continue With Transaction After Exception in JPA

>> Querying JSONB Columns Using Spring Data JPA

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