Re: contrib idea
От | Bruce Momjian |
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Тема | Re: contrib idea |
Дата | |
Msg-id | 200112210403.fBL43rH24599@candle.pha.pa.us обсуждение исходный текст |
Ответ на | contrib idea ("Christopher Kings-Lynne" <chriskl@familyhealth.com.au>) |
Ответы |
Re: contrib idea
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Список | pgsql-hackers |
> If you have a foreign key on a column, then whenever the primary key is > modified, the following checks may occur: > > * Check to see if the child row exists (no action) > * Delete the child row (cascade delete) > * Update the child row (cascade update) > > All of which will benefit from an index... OK, then perhaps we should be creating an index automatically? Folks? -- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610) 853-3000+ If your life is a hard drive, | 830 Blythe Avenue + Christ can be your backup. | Drexel Hill, Pennsylvania19026
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