public static Database from(String url, String username, String password) {
        return new Database(url, username, password);
    }
public static Database from ( String url , String username , String password ) { return new Database ( url , username , password ) ; }
Returns a {@link Database} based on a jdbc connection string.

@param url
jdbc url
@param username
username for connection
@param password
password for connection
@return the database object