[erlang-questions] cost of operations in ordered_set tables

Sverker Eriksson <>
Mon Jun 16 13:59:07 CEST 2008


Hi

Ets ordered_set's are AVL-trees. The cost for insert() and delete() are 
thus O(log n).

/Sverker, Erlang/OTP Ericsson


Yariv Sadan wrote:
> Hi,
>
> What are the costs of insert() and delete() in ordered_set ets tables?
> Are they O(log n)? Also, what kind of tree is used to store the keys?
> Is it a balanced tree (e.g. red-black tree)?
>
> Thanks,
> Yariv
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