| From: | Matteo Beccati <php(at)beccati(dot)com> |
|---|---|
| To: | Andrew Gierth <andrew(at)tao11(dot)riddles(dot)org(dot)uk> |
| Cc: | pgsql-general(at)lists(dot)postgresql(dot)org |
| Subject: | Re: Research on ?? operators |
| Date: | 2019-06-04 10:55:27 |
| Message-ID: | 361c8626-c824-17d4-2dda-a8455cee83aa@beccati.com |
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| Thread: | |
| Lists: | pgsql-general |
Hi Andrew,
On 04/06/2019 12:38, Andrew Gierth wrote:
>>>>>> "Matteo" == Matteo Beccati <php(at)beccati(dot)com> writes:
>
> Matteo> https://wiki.php.net/rfc/pdo_escape_placeholders
>
> Matteo> One question that I'm supposed to answer now is: is there any
> Matteo> known usage in the wild of some custom "??" operator that would
> Matteo> require funny escaping like "????"?
>
> I don't recall seeing a ?? operator in the wild, but it is a perfectly
> legal operator name and you should assume that it exists somewhere.
Absolutely yes, that's why it is mentioned in my RFC and will be
eventually mentioned in the UPGRADE documentation.
But perhaps we can also safely assume that 99.9% of the users won't have
any operator containing "??", so it can be considered a minor BC-break.
Cheers
--
Matteo Beccati
Development & Consulting - http://www.beccati.com/
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