Re: DB2-style INS/UPD/DEL RETURNING
От | Dave Cramer |
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Тема | Re: DB2-style INS/UPD/DEL RETURNING |
Дата | |
Msg-id | 783A7838-8A68-4BDE-9A32-4A9DDF235C25@fastcrypt.com обсуждение исходный текст |
Ответ на | DB2-style INS/UPD/DEL RETURNING ("Jonah H. Harris" <jonah.harris@gmail.com>) |
Ответы |
Re: DB2-style INS/UPD/DEL RETURNING
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Список | pgsql-hackers |
One of the purposes of this as I understand it is to allow clients to get back the generated key(s). I don't see enough of the syntax to see if this is possible with the DB2 syntax below. Dave On 12-Mar-06, at 11:11 AM, Jonah H. Harris wrote: > I was talking with Jonathan Gennick about the INS/UPD/DEL RETURNING > stuff, and he recommended looking into the way DB2 handles similar > functionality. After looking into it a bit, it's more inline with > what Tom's suggestion was regarding a query from the operation > rather than returning the values in the manner currently required. > > Here's DB2's syntax... does anyone have any familiarity with it? > > Simply put, it's sort-of like: > > SELECT * FROM (FINAL | NEW | OLD) TABLE (INSERT | UPDATE | DELETE) > > I'd like to hear from anyone that's used it to see if it really is > better... logically it seems nicer, but I've never used it. > > -- > Jonah H. Harris, Database Internals Architect > EnterpriseDB Corporation > 732.331.1324
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