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help / color / mirror / Atom feedFrom: Michail Nikolaev <[email protected]>
To: Matthias van de Meent <[email protected]>
Cc: PostgreSQL Hackers <[email protected]>
Cc: Alvaro Herrera <[email protected]>
Subject: Re: Revisiting {CREATE INDEX, REINDEX} CONCURRENTLY improvements
Date: Wed, 20 Dec 2023 17:53:27 +0100
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<CANtu0oj66JjAq8xyRSeO=MuRHYS2XsYbhHRRESHtOcLJs=3+Sw@mail.gmail.com>
> Yes, good catch.
> Assuming we have somehow prevented vac_truncate_clog from occurring
> during CIC, we can leave frozen and potentially frozen
> (xmin<frozenXID) for the second phase.
Just realized that we can leave this for the first stage to improve efficiency.
Since the ID is locked, anything that can be frozen will be visible in
the first stage.
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To: [email protected]
Cc: [email protected], [email protected], [email protected]
Subject: Re: Revisiting {CREATE INDEX, REINDEX} CONCURRENTLY improvements
In-Reply-To: <CANtu0ogT2Qn7-q_jK6+DqBQvFoTt69eQJDKxJARXV9pdWjd0Gg@mail.gmail.com>
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