Re: i have table
От | Erik Jones |
---|---|
Тема | Re: i have table |
Дата | |
Msg-id | 4523D51F.4070208@myemma.com обсуждение исходный текст |
Ответ на | Re: i have table ("Aaron Bono" <postgresql@aranya.com>) |
Ответы |
Re: i have table
Re: i have table |
Список | pgsql-sql |
Aaron Bono wrote: > On 10/4/06, *Erik Jones* <erik@myemma.com <mailto:erik@myemma.com>> > wrote: > > There is one non-SQL related reason that I like to be able to order > columns, at least the way they are displayed whenever the table is > described: human comprehension. For example, I like to group all > keys > in a table before data, that includes primary as well as foreign > keys. > So, say I'm building on to an existing application and I need to do an > ALTER TABLE on an existing table to add a foreign key to an existing > table. I'd like that key to be listed with the other keys, but > presently that's not possible in a simple way and, to be honest, I > usually just go without as the process you've described below is too > prone to user (human) error when dealing with live, sensitive data for > me to want to mess with it. > > > Ah, but it is possible... if you use views. > > I recommend you build views and query off them. Then you can control > the order the columns will appear. Which would be great if I didn't have (many) thousands of lines of code that already use the tables. Besides, this is no where near a 'make or break' thing. It's just a matter of aesthetic preference. -- erik jones <erik@myemma.com> software development emma(r)
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