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Re: [WebStorage] Concerns on spec section 'Processing Model'

From: Aaron Boodman <aa@google.com>
Date: Fri, 24 Jul 2009 16:44:43 -0700
Message-ID: <278fd46c0907241644s108fcc99ybdbcc54b03a1b13e@mail.gmail.com>
To: "Nikunj R. Mehta" <nikunj.mehta@oracle.com>
Cc: Ian Hickson <ian@hixie.ch>, public-webapps WG <public-webapps@w3.org>, Laxmi Narsimha Rao Oruganti <Laxmi.Oruganti@microsoft.com>
On Fri, Jul 24, 2009 at 4:30 PM, Nikunj R. Mehta<nikunj.mehta@oracle.com> wrote:
>
> On Jul 24, 2009, at 3:57 PM, Aaron Boodman wrote:
>
>> In some models (non-SQL) it may be easier to
>> arrange a large update in the application layer and commit it all at
>> once. In SQL, this is less true so it is important to provide API that
>> makes conflicts impossible while a multi-step update is in progress.
>
> This problem exists in the WebStorage model [1]. More specifically, there is
> no way to perform multiple updates atomically in it.

I agree.

> The proposal that I have sketched about B-trees [2] does not have this
> problem since it is possible to work with transactions to get the atomicity
> as well as a desired isolation level. I take it that there are no issues
> with that proposal since I have not heard anyone say so.

I haven't reviewed that. I only chimed into this conversation because
it looked like there were some misunderstandings and I worked on it
early-on.

- a
Received on Friday, 24 July 2009 23:45:22 GMT

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