Re: Implicit casts to text
От | Bruce Momjian |
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Тема | Re: Implicit casts to text |
Дата | |
Msg-id | 200704031517.l33FHfk04632@momjian.us обсуждение исходный текст |
Ответ на | Re: Implicit casts to text (Peter Eisentraut <peter_e@gmx.net>) |
Ответы |
Re: Implicit casts to text
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Список | pgsql-hackers |
Peter Eisentraut wrote: > Am Montag, 2. April 2007 18:41 schrieb Tom Lane: > > Certainly they'd all be explicit-only. ?From a technical perspective > > there's no need to do the two things at the same time; I'm just opining > > that we could sell it easier if we did them together. ?If we just do > > this part, what users will see is that we broke their queries for what > > to them will appear to be no particular gain. > > I find this method of selling features very unusual. The two issues under > consideration have nothing in common except that they have "cast" in their > subject line. The reduction of implicit casts to text has to stand on its > own: the purpose is to produce more reliable expression behavior. Those > whose queries this would break are not helped by having other casts available > without work; they'd still have to do manual fixups. So what we'd have > is "Sorry, casting int to text implicitly doesn't work anymore, but instead > you can cast $othertype to text explicitly." How does that help anyone? I assumed the issue was that there might not be explicit casts for every case were were now disallowing. -- Bruce Momjian <bruce@momjian.us> http://momjian.us EnterpriseDB http://www.enterprisedb.com + If your life is a hard drive, Christ can be your backup. +
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