📘 Spring JPA Demo

This is a simple Spring Boot application demonstrating how to use Spring Data JPA to interact with a database.
There are no REST endpoints — all operations happen in the main() method.

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🔧 What it Does

• Creates a Student object
• Sets its properties (name, rollno)
• Uses StudentRepo to:
  • Delete a student by ID
  • (Optionally) Save a student to the database

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💡 Technologies Used

• Spring Boot
• Spring Data JPA
• PostgreSQL (or any JPA-supported database)
• Java

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⚙️ Setup Instructions

1. Clone the repository

git clone https://github.com/your-username/spring-jpa-demo.git
cd spring-jpa-demo

2. Configure application.properties

spring.datasource.url=jdbc:postgresql://localhost:5432/your_database
spring.datasource.username=your_username
spring.datasource.password=your_password

spring.jpa.hibernate.ddl-auto=update
spring.jpa.show-sql=true