public static bool Exists <T>(this EntitiesDB db, uint entityId, FasterReadOnlyList <ExclusiveGroupStruct> groups)
            where T : struct, IEntityComponent
        {
            foreach (var group in groups)
            {
                if (db.Exists <T>(entityId, group))
                {
                    return(true);
                }
            }

            return(false);
        }