[erlang-questions] Tuples referencing each other problem

[Grzegorz Junka]

I agree. Let's say that I wanted to investigate other options before 
relaxing the constraint that keys should not be duplicated.

GrzegorzJ


On 26/09/2017 01:57, Richard A. O'Keefe wrote:
>
>
> On 26/09/17 11:01 AM, Grzegorz Junka wrote:
>>
>> Because I assume that the key can be of any length. So obviously want to
>> avoid duplication.
>
> In Unix, simple file names can typically be up to 255 characters
> long.  In two rather large directories I just checked, the
> average length was 20 characters in one and 11 in the other,
> a long way from the maximum.
>
> So the "obviously" doesn't really apply.  It's only if
> many keys *are* rather long that you have a problem.
>
> If you use an in-memory data base such as a gb_tree,
> there will be no duplication.
>
>
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