Re: PARALLEL CTAS - Mailing list pgsql-sql

From Rob Sargent
Subject Re: PARALLEL CTAS
Date
Msg-id 1e0484b6-40a6-15a9-9890-0991c8b8c1da@gmail.com
Whole thread Raw
In response to Re: PARALLEL CTAS  (Shane Borden <sborden76@gmail.com>)
Responses Re: PARALLEL CTAS
List pgsql-sql
On 12/12/22 10:13, Shane Borden wrote:
> The issue is there are certain performance benefits to be had by doing 
> parallel CTAS operations and when converting from Oracle to PostgreSQL 
> switching to a “COPY” operation isn’t feasible.
> ---
>
> Thanks,
>
Today I suspect you're left with something like the following:
- CTAS from source where 1=2 (i.e. table definition via select semantics)
- copy from stdin (filled with intended CTAS select)




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