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Re: Antw: Re: OpenLDAP 2.5 plans and community engagement

Ulrich Windl wrote:
>>>> Quanah Gibson-Mount <quanah@symas.com> schrieb am 25.07.2019 um 16:31 in
> Nachricht <2537EDE10877E990D54B64FF@[192.168.1.39]>:
>> --On Thursday, July 25, 2019 12:12 PM +0200 Ondřej Kuzník 
>> <ondra@mistotebe.net> wrote:
>>
>>>> What I don't like is the strong focus on one (LMDB) database backend,
>>>> despite of all the stupid things Oracle does.
>>>
>>> There are big issues with the two BerkeleyDB backends for many
>>> installations so it had to be abandoned. I'll let Howard or Quanah take
>>> this part of the discussion further should they choose to.
>>>
>>> Unfortunately, no other backend is in shape to be useable as a main
>>> database in production.
>>
>> BerkeleyDB 6 and later are not license compatible with OpenLDAP.  Thus one 
>> of the "stupid" things Oracle did is ensure the removal of the back-bdb and
> 
>> back-hdb backends from OpenLDAP as well as BerkeleyDB from numerous other 
>> pieces of software.  It has already been noted that back-bdb/hdb are 
>> deprecated and that the supported primary database backend going forward 
>> from that point was back-mdb.
> 
> But if the license is the only problem, users still could use an older version
> ("last good") of BDB. To me I always had the impression that you want to push
> MDB, not because it's better, but because it's yours.

LMDB is demonstrably better than BDB in every way.

-- 
  -- Howard Chu
  CTO, Symas Corp.           http://www.symas.com
  Director, Highland Sun     http://highlandsun.com/hyc/
  Chief Architect, OpenLDAP  http://www.openldap.org/project/