Have a look at this one.
GitHub - theory/kv-pair: A key/value pair data type for PostgreSQL
<https://github.com/theory/kv-pair>
There is no documentation on how to use it.
Regards,
David
On Wed, 5 Jan 2022 at 16:24, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> Shaozhong SHI <shishaozhong(at)gmail(dot)com> writes:
> > What do you think this attempt by using create type and create a
> function?
> > Managing Key/Value Pairs in PostgreSQL (justatheory.com)
> > <https://justatheory.com/2010/08/postgres-key-value-pairs/>
>
> The date alone should suggest to you that there might be
> better ways to do it by now.
>
> regards, tom lane
>