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Tip

Java tip: Composite keys in JPA and Hibernate

Use embeddable objects to join two primary keys into one composite key

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Tip

Java tip: Inheritance relationships in JPA and Hibernate

Learn four ways to manage inheritance relationships and support polymorphic querying in Java ORM

JavaWorld > Persistence [series] > data blocks / structure / database / data center

Java persistence with JPA and Hibernate, Part 2: Many-to-many relationships

Many-to-many relationships and cascade type strategies in JPA and Hibernate

JavaWorld > Persistence [series] > data / data center / database / server

Java persistence with JPA and Hibernate, Part 1: Entities and relationships

Get started modeling entities and relationships for Java data persistence, using an example application based on Java 8 with Hibernate 5.3.6

JavaWorld > Persistence [series] > coding / programming / software development

What is JDBC? Introduction to Java Database Connectivity

Get to know Java's low-level API for making database connections and handling SQL queries and responses

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Why you should use SQLite

Learn why this compact embedded relational database shines for many desktop, mobile, and edge computing applications

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SQL tutorial: Learn SQL on MariaDB

Follow this step-by-step guide to install MariaDB, load data, connect to a database, and execute SQL queries including table joins

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MariaDB tutorial: Get started with MariaDB

Download, install, and set up a basic instance of the popular open source database with this step-by-step guide

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91% off Microsoft Certified Solutions Associate: SQL Server Certification Bundle - Deal Alert

Qualify for a Database Developer Position with Certified SQL Mastery.

Oracle security update includes Java, MySQL, Oracle Database fixes

Several vulnerabilities in Oracle's quarterly patch release are considered critical and could be remotely exploited

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Scalable, disaster-resistant CockroachDB enters public beta

As tough to take down as its namesake, CockroachDB combines high fault-tolerance, strong consistency, and horizontal scalability with familiar SQL syntax

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