Spring Boot JDBC Guide
Spring Boot JDBC Overview
Introduction to Spring Boot JDBC
Spring Boot JDBC simplifies database access in Spring applications. This guide covers how to configure JDBC in Spring Boot applications and provides examples for connecting to databases.
JDBC Configuration in Spring Boot
Configuring DataSource
spring.datasource.url=jdbc:mysql://localhost:3306/mydb
spring.datasource.username=root
spring.datasource.password=password
spring.datasource.driver-class-name=com.mysql.cj.jdbc.DriverUsing JdbcTemplate
Example JdbcTemplate Usage
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.stereotype.Service;
@Service
public class UserService {
@Autowired
private JdbcTemplate jdbcTemplate;
public void addUser(String name) {
jdbcTemplate.update("INSERT INTO users (name) VALUES (?)", name);
}
}Best Practices for JDBC in Spring Boot
JDBC Best Practices
- Use connection pooling for better performance.
- Handle exceptions properly to avoid resource leaks.
- Use named parameters for better readability.
- Close resources in a finally block or use try-with-resources.
