[erlang-questions] Store maps in ets/dets?

Michael Loftis mloftis@REDACTED
Fri Apr 11 01:49:22 CEST 2014

On Thu, Apr 10, 2014 at 9:33 AM, Björn-Egil Dahlberg <egil@REDACTED> wrote:
> On 2014-04-10 18:14, Michael Loftis wrote:
>> I think you might mean the opposite here....that maps is ephemeral and
>> ETS is persistent (or can be persistent using DETS anyway)
> I don't like the word ephemeral here =)
> Persistent is used all over to describe Maps as immutable. Though if you
> have a database background the meaning of "persistent" is of course another.
> Describing ETS as persistent is stretching it a bit far.
> Maps are copied on update (atleast the values are copied) i.e. Maps are
> immutable and in some circles this is equivalent to persistent.

Immutable is definitely the word...ephemeral definitely isn't the best
fit - and they're most definitely not persistent if they're

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