Re: Foreign keys question (performance)
| От | Adrian Klaver |
|---|---|
| Тема | Re: Foreign keys question (performance) |
| Дата | |
| Msg-id | 4EDE7D6F.5010003@gmail.com обсуждение исходный текст |
| Ответ на | Re: Foreign keys question (performance) (Phoenix Kiula <phoenix.kiula@gmail.com>) |
| Список | pgsql-general |
On 12/06/2011 08:45 AM, Phoenix Kiula wrote: > On Sun, Dec 4, 2011 at 7:41 PM, Phoenix Kiula<phoenix.kiula@gmail.com> wrote: >> On Sun, Dec 4, 2011 at 7:14 PM, Alban Hertroys<haramrae@gmail.com> wrote: >>> On 4 Dec 2011, at 11:19, Phoenix Kiula wrote: > > > I have a problem. > > Here's my table designs. The problem is that if Table 1 (stores) has a > foreign key reference from another child table (stores_registered), > then when I update Table 1, it throws an error that referential > intergrity is being violate because Table 2 depends on Table 1. > However, if I update Table 2 first, it tells me that the fkey in > Table 1 doesn't exist (of course). > > Any ideas? What am I missing? How do updates work in terms of CASCADE? What is the actual error message? > > Thanks! > -- Adrian Klaver adrian.klaver@gmail.com
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