Re: Snapshot synchronization, again... - Mailing list pgsql-hackers

From Heikki Linnakangas
Subject Re: Snapshot synchronization, again...
Date
Msg-id 4D63C0ED.7070906@enterprisedb.com
Whole thread Raw
In response to Re: Snapshot synchronization, again...  (Robert Haas <robertmhaas@gmail.com>)
Responses Re: Snapshot synchronization, again...  (Robert Haas <robertmhaas@gmail.com>)
List pgsql-hackers
On 22.02.2011 15:52, Robert Haas wrote:
> On Tue, Feb 22, 2011 at 8:01 AM, Heikki Linnakangas
> <heikki.linnakangas@enterprisedb.com>  wrote:
>> Yes. It would be good to perform those sanity checks anyway.
>
> I don't think it's good; I think it's absolutely necessary.  Otherwise
> someone can generate arbitrary garbage, hash it, and feed it to us.
> No?

No, the hash is stored in shared memory. The hash of the garbage has to 
match.

--   Heikki Linnakangas  EnterpriseDB   http://www.enterprisedb.com


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