Re: PG 14 release notes, first draft

On Sat, May 15, 2021 at 10:27:08PM -0400, Tom Lane wrote:
> Alvaro Herrera <alvherre@alvh.no-ip.org> writes:
> > I, um, again think that the item should not be primarily about JSONB,
> > but about our (IMO groundbreaking) extensible subscripting work.
> 
> +1.  Extensible subscripting is THE feature here, using it for jsonb
> is just an application.

OK, I moved the entry into 'data types', and listed two entries instead
of one:

    <listitem>
    <!--
    Author: Tom Lane <tgl@sss.pgh.pa.us>
    2020-12-09 [c7aba7c14] Support subscripting of arbitrary types, not only arrays
    -->
    
    <para>
    Allow extensions and built-in data types to implement subscripting (Tom Lane)
    </para>
    
    <para>
    Previously subscript handling was hard-coded into the server and
    was difficult to add to date types.
    </para>
    </listitem>
    
    <listitem>
    <!--
    Author: Alexander Korotkov <akorotkov@postgresql.org>
    2021-01-31 [676887a3b] Implementation of subscripting for jsonb
    Author: Alexander Korotkov <akorotkov@postgresql.org>
    2021-01-31 [81fcc72e6] Filling array gaps during jsonb subscripting
    Author: Alexander Korotkov <akorotkov@postgresql.org>
    2021-01-31 [aa6e46daf] Throw error when assigning jsonb scalar instead of a com
    -->
    
    <para>
    Allow subscripting of JSONB (Dmitry Dolgov)
    </para>
    
    <para>
    JSONB subscripting can be used to extract from and assign to
    JSONB documents.
    </para>
    </listitem>


-- 
  Bruce Momjian  <bruce@momjian.us>        https://momjian.us
  EDB                                      https://enterprisedb.com

  If only the physical world exists, free will is an illusion.