Re: rewriter in updateable views
| От | Tom Lane |
|---|---|
| Тема | Re: rewriter in updateable views |
| Дата | |
| Msg-id | 12486.1111206686@sss.pgh.pa.us обсуждение исходный текст |
| Ответ на | rewriter in updateable views (Jaime Casanova <systemguards@gmail.com>) |
| Ответы |
Re: rewriter in updateable views
|
| Список | pgsql-hackers |
Jaime Casanova <systemguards@gmail.com> writes:
> ... but if we do INSERT INTO vfoo(col2) values ('some_string) the rewriter
> cann resolv the value for col1. the reason is that views does not
> inherit the defaults of the parent table. That is the reason you add
> the ALTER TABLE ALTER COLUMN ADD/DROP DEFAULT for views.
> Ok, this is a problem for us, so we want to improve the rewriter to
> see the default in the base table an add it as appropiate.
Why do you not define the problem as "when we decide a view is
updateable and create the needed rules for it, also create default
values for it by copying up from the base tables"?
regards, tom lane
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