Re: [PATCH] Compression dictionaries for JSONB - Mailing list pgsql-hackers

From Simon Riggs
Subject Re: [PATCH] Compression dictionaries for JSONB
Date
Msg-id CANbhV-ED5xULjQ31kNufRWa3xiKti0TNaJGhzxn0+fRf7CCv8Q@mail.gmail.com
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In response to Re: [PATCH] Compression dictionaries for JSONB  (Nikita Malakhov <hukutoc@gmail.com>)
Responses Re: [PATCH] Compression dictionaries for JSONB
List pgsql-hackers
On Sun, 17 Jul 2022 at 19:15, Nikita Malakhov <hukutoc@gmail.com> wrote:

> we suggest that as an improvement compression should be put inside the Toaster as an option,
> thus the Toaster could have maximum benefits from knowledge of data internal structure (and in future use JSON
Schema).

Very much agreed.

> For using in special Toaster for JSON datatype compression dictionaries seem to be very valuable addition, but now I
> have to agree that this feature in current state is competing with Pluggable TOAST.

But I don't understand this.

Why does storing a compression dictionary in the catalog prevent that
dictionary from being used within the toaster?

-- 
Simon Riggs                http://www.EnterpriseDB.com/



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