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From: Erik Brandsberg <[email protected]>
To: Shane Borden <[email protected]>
Cc: [email protected]
Subject: Re: PARALLEL CTAS
Date: Mon, 12 Dec 2022 11:55:39 -0500
Message-ID: <CAFcck8HhsTh70ZjQEuvm2kfx0LULJAZR3NZNHvSEX1Y5BaxAMg@mail.gmail.com> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>

Copy operations are by far the most efficient way to do bulk loads.  The
fdw extension isn't very efficient based on prior experience.

On Mon, Dec 12, 2022 at 11:17 AM Shane Borden <[email protected]> wrote:

> Based on testing thus far, it appears that the only way to get a bulk load
> operation (similar to oracle) would be to use the COPY command or to use
> multiple connections and break up the inserts across connections.  I did
> see a possibility of using the postgres_fdw extension and use the batch
> functionality, but I haven’t tested that yet.
>
> Does anyone know the status of this feature / patch that was discussed in
> this link?
>
>
> https://www.postgresql.org/message-id/CAJcOf-cXnB5cnMKqWEp2E2z7Mvcd04iLVmV%3DqpFJrR3AcrTS3g%40mail.g...
>
> Is there a way in PostgreSQL to parallelize a CTAS statement similar to
> how you can do it in Oracle?
>
> ---
>
> Thanks,
>
>
> Shane Borden
> [email protected]
>
>

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