| From: | "Jonah H(dot) Harris" <jonah(dot)harris(at)gmail(dot)com> |
|---|---|
| To: | "Brian Hurt" <bhurt(at)janestcapital(dot)com> |
| Cc: | "Aidan Van Dyk" <aidan(at)highrise(dot)ca>, "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us>, "Gregory Stark" <stark(at)enterprisedb(dot)com>, pgsql(at)mohawksoft(dot)com, "Hannu Krosing" <hannu(at)2ndquadrant(dot)com>, Decibel! <decibel(at)decibel(dot)org>, "Alvaro Herrera" <alvherre(at)commandprompt(dot)com>, "Pg Hackers" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Block-level CRC checks |
| Date: | 2008-10-02 13:12:16 |
| Message-ID: | 36e682920810020612m402bcb38x98808dc90b623f3a@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Thu, Oct 2, 2008 at 9:07 AM, Brian Hurt <bhurt(at)janestcapital(dot)com> wrote:
> I have a stupid question wrt hint bits and CRC checksums- it seems to me
> that it should be possible, if you change the hint bits, to be able to very
> easily calculate what the change in the CRC checksum should be.
Doesn't the problem still remain? The problem being that the buffer
can be changed as it's written, yes?
--
Jonah H. Harris, Senior DBA
myYearbook.com
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