Re: making EXPLAIN extensible

On Thu, May 22, 2025 at 10:29 AM Andrei Lepikhov <lepihov@gmail.com> wrote:
> > I don't think this is really true. It's just standard identifier
> > handling. You can have options with upper-case names if you quote
> > them.
> Sorry for my language. I meant that when you call function
> RegisterExtensionExplainOption(), it make sense if you write parameter
> `option_name` as "debug" or "deBug". On the user side
> case-insensitiveness works correctly, of course. Not sure about side
> effects if one extension will call this routine with "Debug" parameter
> and another one - "debuG".

I guess my point is that this works just like other cases where SQL
identifiers are accessible in C code: they're normally lower-case but
they don't have to be if the user quoted them. I don't think it's
worth adding a comment about that general behavior to this specific
bit of code.

--
Robert Haas
EDB: http://www.enterprisedb.com