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MapReduce, mail # user - ClientProtocol create、mkdirs 、rename and delete methods are not Idempotent


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lei liu 2012-10-28, 06:40
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Re: ClientProtocol create、mkdirs 、rename and delete methods are not Idempotent
Ted Dunning 2012-10-28, 18:33
Create cannot be idempotent because of the problem of watches and
sequential files.

Similarly, mkdirs, rename and delete cannot generally be idempotent.  In
particular applications, you might find it is OK to treat them as such, but
there are definitely applications where they are not idempotent.

On Sun, Oct 28, 2012 at 2:40 AM, lei liu <[EMAIL PROTECTED]> wrote:

> I think these methods should are idempotent, these methods should be repeated
> calls to be harmless by same client.
>
>
> Thanks,
>
> LiuLei
>
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lei liu 2012-10-29, 02:25
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Ted Dunning 2012-10-29, 05:58
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lei liu 2012-11-04, 17:25
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Steve Loughran 2012-11-04, 19:34
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lei liu 2012-11-05, 01:59