Scala connection test

import java.sql.DriverManager
import java.sql.Connection

object main {
    def main(args: Array[String]) {
      // connect to the database named "mysql" on the localhost
      val driver = "com.mysql.cj.jdbc.Driver"
      val url = "jdbc:mysql://localhost/Prueba?autoReconnect=true&useSSL=false"
      val username = "prueba"
      val password = "12345678"

      // there's probably a better way to do this
      var connection:Connection = null

      System.out.println("Connecting database...");

      try {
        // make the connection
        Class.forName(driver)
        connection = DriverManager.getConnection(url, username, password)

        // create the statement, and run the select query
        val statement = connection.createStatement()
        val resultSet = statement.executeQuery("SELECT Id, Nombre FROM Prueba")
        println("Connected")
      } catch {
        case e : Throwable => e.printStackTrace
      }
      connection.close()

    }
}