Arrays vs tuples / lists

Thomas Johnsson <>
Wed May 19 11:25:18 CEST 2004


> As you can see, tuple accesses are independent of data size,
> as the data already resides on the process heap. With ets,
> there is always copying, so as the object size increases, so
> does the cost of a lookup.

Hm... might one suspect that the real villain is the copying of data into
the asking process, rather than the ets lookup in itself?
-- Thomas




More information about the erlang-questions mailing list