Re: Google Summer of Code
От | Euler Taveira de Oliveira |
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Тема | Re: Google Summer of Code |
Дата | |
Msg-id | 20070423004355.GA6562@timbira.com обсуждение исходный текст |
Ответ на | Re: Google Summer of Code (Robins <tharakan@gmail.com>) |
Список | pgadmin-hackers |
Robins wrote: > Frankly, I think I was pretty much where Andy is. I mean, aren't we > storing 'only position / sizing (in other words UI) details' in the schema > ? > Nope. > Storing the database structure in the schema (and not reading it from the > database) is going to be quite futile for me personally ... you know > 'managing two schemas' issue. > See this link [1] where I explain in details the advantage of storing the diagram metadata in a XML Schema. Briefly: * model 1 is database-independent so you don't need a database connection to open and modify the diagram; * using model 2, you can't differ if an object is part of one diagram or another one; so you can't have two models in the same database! IMHO an general ER Tool (I know it involves a complexity) is better than a database-driven one. [1] http://www.timbira.com/soc2007/ -- Euler Taveira de Oliveira http://www.timbira.com/
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