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From Rajesh <>
Subject Re: Support for Transactions
Date Wed, 29 Jun 2011 11:31:10 GMT
So single modification in ADS in ACID complaint? I have been seeing the
source code for more than a month. But could not identify the code what make
it ACID complaint. Can you point me to some classes?


On Wed, Jun 29, 2011 at 4:49 PM, Emmanuel Lecharny <>wrote:

> On 6/29/11 1:06 PM, Rajesh wrote:
>> Hi,
>> I believe that Partitions does not support transactions as of now.
> They don't.
>  Is there
>> any plan for implementing Transactions on JDBM Partition?
> No, not really. At least, not now.
>  If I want to add that fuctionality, what do I need to know?
> Yu need to know that it's really a complex issue, and that it impacts the
> whole server. Plus I think that many people are confusing RDBMS transactions
> with what a LDAP transaction can be. ATM, you have at least one guarantee :
> a modification in ADS (be it an addition, deletion, modification, rename or
> move) is guaranteed to be done in a ACID way.
> The only missing aspect is that modifications done on more than one entry
> is not considered as guaranteed to be eithe rall done or all rollbacked.
> There is a recent RFC (**rfc5805<>)
> which stipulates how it should work, but says nothing about the
> implementation.
> I'm not sure that any LDAP server implements usch transaction atm, and I'm
> quite sure that those who claim to implement transactions just guarantee
> that atomic modifications are ACID. But I may be wrong.
> The most advanced peeps around in this area should be the OpenLDAP guys.
> Howard ?
> --
> Regards,
> Cordialement,
> Emmanuel L├ęcharny

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