Re: [GENERAL] "Shared strings"-style table

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Seamus Abshere
Тема
Re: [GENERAL] "Shared strings"-style table
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1507912153.1215281.1137920824.7B5D4681@webmail.messagingengine.com
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[GENERAL] "Shared strings"-style table Seamus Abshere <seamus@abshere.net>
Re: [GENERAL] "Shared strings"-style table "Peter J. Holzer" <hjp-pgsql@hjp.at>
Re: [GENERAL] "Shared strings"-style table "David G. Johnston" <david.g.johnston@gmail.com>
Re: [GENERAL] "Shared strings"-style table Seamus Abshere <seamus@abshere.net>
Re: [GENERAL] "Shared strings"-style table "David G. Johnston" <david.g.johnston@gmail.com>
Re: [GENERAL] "Shared strings"-style table Seamus Abshere <seamus@abshere.net>
Re: [GENERAL] "Shared strings"-style table Melvin Davidson <melvin6925@gmail.com>
Re: [GENERAL] "Shared strings"-style table Seamus Abshere <seamus@abshere.net>
Re: [GENERAL] "Shared strings"-style table Melvin Davidson <melvin6925@gmail.com>
Re: [GENERAL] "Shared strings"-style table Melvin Davidson <melvin6925@gmail.com>
Re: [GENERAL] "Shared strings"-style table Thomas Kellerer <spam_eater@gmx.net>
Re: [GENERAL] "Shared strings"-style table Rob Sargent <robjsargent@gmail.com>
> On Fri, Oct 13, 2017 at 8:49 AM, Seamus Abshere wrote
> > Theoretically / blue sky, could there be a table or column type that
> > transparently handles "shared strings" like this, reducing size on disk
> > at the cost of lookup overhead for all queries?
> > (I guess maybe it's like TOAST, but content-hashed and de-duped and not
> > only for large objects?)

On Fri, Oct 13, 2017, at 01:12 PM, David G. Johnston wrote:
> Row-independence is baked into PostgreSQL pretty deeply...

Could you say more about that?

What about the comparison to TOAST, which stores values off-table?

Thanks!


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