| From: | "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, "Igal (at) Lucee(dot)org" <igal(at)lucee(dot)org> |
| Cc: | pgsql-general <pgsql-general(at)postgresql(dot)org> |
| Subject: | Re: Functions and Parentheses |
| Date: | 2017-10-06 22:10:45 |
| Message-ID: | 34d1f1b0-2455-6014-2343-ff1623edd590@commandprompt.com |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-general |
On 10/06/2017 02:33 PM, Tom Lane wrote:
> "Igal @ Lucee.org" <igal(at)lucee(dot)org> writes:
>> How come `current_date` has no parenthesis but `clock_timestamp()` does?
>
> Because the SQL standard says that CURRENT_DATE doesn't have parentheses.
> It is a function by any other measure, though.
>
> (AFAICT, the SQL committee is unacquainted with any principles of
> programming language syntax design that emerged later than the COBOL
> era. Their capacity to invent new and non-orthogonal syntax for every
> new feature seems boundless.)
This is the best statement I have read all week.
JD
>
> regards, tom lane
>
>
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