function get_points_multiplier()
{
    global $wpdb;
    $points_info_table_name = get_points_info_table_name();
    $points_multiplier = $wpdb->get_results("SELECT multiplier FROM {$points_info_table_name} WHERE id = 1 LIMIT 1");
    $points_multiplier = $points_multiplier[0]->multiplier;
    return $points_multiplier;
}
function build_points_info_sql()
{
    global $wpdb;
    $table_name = get_points_info_table_name();
    $sql = "DROP TABLE IF EXISTS " . $table_name . ";";
    $wpdb->query($sql);
    $sql = "CREATE TABLE " . $table_name . " (\n    `id` int(11) NOT NULL AUTO_INCREMENT,\n    `symbol` varchar(50) COLLATE utf8_unicode_ci NOT NULL DEFAULT '\$',\n    `singular` varchar(50) COLLATE utf8_unicode_ci NOT NULL,\n    `plural` varchar(50) COLLATE utf8_unicode_ci NOT NULL,\n    `multiplier` double(7,2) NOT NULL DEFAULT '1.00',\n    PRIMARY KEY (`id`)\n  );";
    $sql .= "INSERT INTO " . $table_name . " (\n    `symbol`, `singular`, `plural`, `multiplier`\n  ) VALUES(\n    '\$', 'dollar', 'dollars', '1'\n  );";
    return $sql;
}