Carbon_Fields\Datastore\Term_Meta_Datastore::create_table PHP Method

    public static function create_table()
    {
        global $wpdb;
        $tables = $wpdb->get_results('SHOW TABLES LIKE "' . $wpdb->prefix . 'termmeta"');
        if (!empty($tables)) {
            return;
        }
        $charset_collate = '';
        if (!empty($wpdb->charset)) {
            $charset_collate = 'DEFAULT CHARACTER SET ' . $wpdb->charset;
        }
        if (!empty($wpdb->collate)) {
            $charset_collate .= ' COLLATE ' . $wpdb->collate;
        }
        $wpdb->query('CREATE TABLE ' . $wpdb->prefix . 'termmeta (
			meta_id bigint(20) unsigned NOT NULL auto_increment,
			term_id bigint(20) unsigned NOT NULL default "0",
			meta_key varchar(255) default NULL,
			meta_value longtext,
			PRIMARY KEY	(meta_id),
			KEY term_id (term_id),
			KEY meta_key (meta_key)
		) ' . $charset_collate . ';');
    }