Horton

Re: [Proposal] Table-level Transparent Data Encryption (TDE) and Key Management Service (KMS)

Alvaro Herrera <alvherre@2ndquadrant.com>

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From: Alvaro Herrera <alvherre@2ndquadrant.com>
To: Bruce Momjian <bruce@momjian.us>
Cc: Stephen Frost <sfrost@snowman.net>, Ryan Lambert <ryan@rustprooflabs.com>, Joe Conway <mail@joeconway.com>, Antonin Houska <ah@cybertec.at>, Masahiko Sawada <sawada.mshk@gmail.com>, Tomas Vondra <tomas.vondra@2ndquadrant.com>, Robert Haas <robertmhaas@gmail.com>, Haribabu Kommi <kommi.haribabu@gmail.com>, "Moon, Insung" <Moon_Insung_i3@lab.ntt.co.jp>, Ibrar Ahmed <ibrar.ahmad@gmail.com>, PostgreSQL-development <pgsql-hackers@postgresql.org>
Date: 2019-07-10T20:11:21Z
Lists: pgsql-hackers

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  1. Revamp the WAL record format.

On 2019-Jul-10, Bruce Momjian wrote:

> Uh, what if a transaction modifies page 0 and page 1 of the same table
> --- don't those pages have the same LSN.

No, because WAL being a physical change log, each page gets its own
WAL record with its own LSN.

-- 
Álvaro Herrera                https://www.2ndQuadrant.com/
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