import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
public class DatabaseConnector {
private static final String DB_URL = "jdbc:jtds:sqlserver://localhost:1433/your_database_name";
private static final String USERNAME = "your_username";
private static final String PASSWORD = "your_password";
public static Connection getConnection() throws SQLException {
Connection conn = null;
try {
Class.forName("net.sourceforge.jtds.jdbc.Driver");
conn = DriverManager.getConnection(DB_URL, USERNAME, PASSWORD);
System.out.println("Connected to the database");
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
return conn;
}
}
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
public class UserDAO {
public static void main(String[] args) {
try (Connection conn = DatabaseConnector.getConnection()) {
String query = "SELECT * FROM user";
PreparedStatement stmt = conn.prepareStatement(query);
ResultSet rs = stmt.executeQuery();
while (rs.next()) {
int id = rs.getInt("id");
String name = rs.getString("name");
String email = rs.getString("email");
System.out.println("ID: " + id);
System.out.println("Name: " + name);
System.out.println("Email: " + email);
System.out.println("-------------------------");
}
} catch (SQLException e) {
e.printStackTrace();
}
}
}
