On Fri, Nov 17, 2023 at 03:44:04PM -0700, David G. Johnston wrote:
> I don't like this particular solution to the stated complaint. When a FROM
> entry has an alias it must be referenced via that alias anywhere it is
> referenced in the query - and indeed it is an error to not write the alias in
> your example. It is not an improvement to write [ table_name | alias ] in our
> syntax to try and demonstrate this requirement. If we do want to not say
> "table_name" I suggest we say instead "from_reference" and then just define
> what that means (i.e., an unaliased table name or an alias in the sibling FROM
> clause attached to this level of the query). I like this better anyway on the
> grounds that the thing being referenced can be a subquery or a view as well as
> a table.
Okay, how is the attached patch?
--
Bruce Momjian <bruce@momjian.us> https://momjian.us
EDB https://enterprisedb.com
Only you can decide what is important to you.