import java.sql.*;
public class PostgreSQLExample {
public static void main(String[] args) {
String url = "jdbc:postgresql://localhost:5432/mydatabase";
String username = "myuser";
String password = "mypassword";
try (Connection conn = DriverManager.getConnection(url, username, password)) {
Statement stmt = conn.createStatement();
ResultSet rs = stmt.executeQuery("SELECT * FROM mytable");
while (rs.next()) {
int id = rs.getInt("id");
String name = rs.getString("name");
System.out.println("ID: " + id + ", Name: " + name);
}
rs.close();
stmt.close();
conn.close();
} catch (SQLException e) {
e.printStackTrace();
}
}
}
