public void createTables() {
        try {
            sql.getPreparedStatement(
                    "CREATE TABLE IF NOT EXISTS codigos(id INT(10) NOT NULL AUTO_INCREMENT,  player VARCHAR(40), codigo TEXT(255), valor FLOAT, PRIMARY KEY(id))")
                    .execute();

            sql.getPreparedStatement(
                    "CREATE TABLE IF NOT EXISTS cash(id INT(10) NOT NULL AUTO_INCREMENT,  player VARCHAR(40), cash DOUBLE, PRIMARY KEY(id)) ")
                    .execute();

        } catch (SQLException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }