Re: More new SQL/JSON item methods - Mailing list pgsql-hackers

From Andrew Dunstan
Subject Re: More new SQL/JSON item methods
Date
Msg-id 5d37428e-0753-e721-8e77-81cc4d0dc9f1@dunslane.net
Whole thread Raw
In response to Re: More new SQL/JSON item methods  (Jeevan Chalke <jeevan.chalke@enterprisedb.com>)
Responses Re: More new SQL/JSON item methods
List pgsql-hackers


On 2024-01-18 Th 09:25, Jeevan Chalke wrote:


On Thu, Jan 18, 2024 at 1:03 AM Peter Eisentraut <peter@eisentraut.org> wrote:
On 17.01.24 10:03, Jeevan Chalke wrote:
> I added unary '+' and '-' support as well and thus thought of having
> separate rules altogether rather than folding those in.
>
>     Per SQL standard, the precision and scale arguments are unsigned
>     integers, so unary plus and minus signs are not supported.  So my patch
>     removes that support, but I didn't adjust the regression tests for that.
>
>
> However, PostgreSQL numeric casting does support a negative scale. Here
> is an example:
>
> # select '12345'::numeric(4,-2);
>   numeric
> ---------
>     12300
> (1 row)
>
> And thus thought of supporting those.
> Do we want this JSON item method to behave differently here?

Ok, it would make sense to support this in SQL/JSON as well.

OK. So with this, we don't need changes done in your 0001 patches.
 

> I will merge them all into one and will try to keep them in the order
> specified in sql_features.txt.
> However, for documentation, it makes more sense to keep them in logical
> order than the alphabetical one. What are your views on this?

The documentation can be in a different order.

Thanks, Andrew and Peter for the confirmation.

Attached merged single patch along these lines.


Thanks, I have pushed this.


cheers


andrew


--
Andrew Dunstan
EDB: https://www.enterprisedb.com

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