Re: New manual chapters
От | Christopher Kings-Lynne |
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Тема | Re: New manual chapters |
Дата | |
Msg-id | GNELIHDDFBOCMGBFGEFOCEIJCDAA.chriskl@familyhealth.com.au обсуждение исходный текст |
Ответ на | Re: New manual chapters (Tom Lane <tgl@sss.pgh.pa.us>) |
Ответы |
Re: New manual chapters
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Список | pgsql-hackers |
> But we *have* drop column. I know that....I think I must have been on crazy pills when I mentioned it in regards to DROP COLUMN... > If we don't do attlognum for 7.3, there's little point in doing it at > all. By the time 7.4 comes out, clients that formerly expected a > consecutive series of attnums will have found some way to cope. I think that what Hannu is saying is that if we implemented changing column type with a drop and an add, all queries that used to go 'select * from' would return the modified column at the end of the list of columns instead of in its original position. > I'm not sure that I feel any strong sense of urgency about this --- > 7.3 will break clients that examine the system catalogs in many ways, > and this doesn't seem like the nastiest of 'em. > > I just wanted to point out that "we'll do it later" isn't a profitable > attitude towards attlognum. Either it's done by the end of August, > or it never gets done at all. Ok - don't know if I'll be able to tho. Chris
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