🛠️ Java Hibernate CRUD Application

This is a simple CRUD (Create, Read, Update, Delete) application built with Java and Hibernate ORM, using MySQL as the database. It demonstrates basic operations on a User entity using JPA and Hibernate.

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📖 About

The project shows how to perform basic database operations using Hibernate ORM. It includes full examples of creating, reading, updating, and deleting data from a MySQL database.

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🧰 Technologies Used

• Java 11+
• Hibernate 5.x
• MySQL 8+
• Maven
• JPA (Java Persistence API)
• Log4j (logging)

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⚙️ Installation & Setup

1. Clone the repository

   git clone https://github.com/vasile007/java-hibernate-crud-application.git
   cd java-hibernate-crud-application

2. Configure database connection
   Open src/main/resources/hibernate.cfg.xml and set your database credentials:

   <property name="connection.url">jdbc:mysql://localhost:3306/your_database</property>
   <property name="connection.username">your_username</property>
   <property name="connection.password">your_password</property>

3. Build the project

   mvn clean install

4. Run the application
   Run the Main.java class from your IDE or terminal.

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🚀 Usage

This project manages a simple User entity with fields such as id, name, and email. All CRUD operations are implemented in a UserDAO class.

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🧪 Example CRUD Operations

// Create
User user = new User("John Doe", "john@example.com");
userDao.saveUser(user);

// Read
User retrieved = userDao.getUserById(1);

// Update
retrieved.setName("Jane Doe");
userDao.updateUser(retrieved);

// Delete
userDao.deleteUserById(1);

🤝 Contributing Contributions are welcome! Here's how to contribute:

1. Fork the repository

2. Create a new branch: git checkout -b feature-name

3. Commit your changes: git commit -m 'Add feature'

4. Push to your branch: git push origin feature-name

5. Open a Pull Request

🛡️ License This project is licensed under the MIT License. See the LICENSE file for details.

📧 Contact Thank you and feel free to open an issue or contact me at: bejan.vasi@yahoo.com