Re: Read Only Tables

Hi Jared
I thinks is better to move to a readonly tablespace, I think this
helps Oracle to optimize its use, but definetively reduces backup
size.

On 1/16/06, Jared Still <jkstill@xxxxxxxxx> wrote:
>
> The question "How do I make a table read only" has appeared more
> than once in this forum.
>
> The answer has always been "you can't".
>
> That answer appears to have been incorrect.
>
>  This site has an ingenious and effective method for effectively
> making a table read only.
>
> http://oraqa.com/2006/01/09/how-to-set-a-table-in-read-only-mode/
>
> I saw this today on Tom Kyte's blog
> http://tkyte.blogspot.com/2006/01/new-questionanswer-site.html
>
> Here's a test:
>
> 11:11:41 SQL>create table dv ( id number(12));
>
> Table created.
>
> 11:11:41 SQL>
> 11:11:41 SQL>alter table dv add constraint dv_read_only check(1=1) disable
> validate;
>
> Table altered.
>
> 11:11:41 SQL>
> 11:11:41 SQL>insert into dv(id) values(1);
> insert into dv(id) values(1)
> *
> ERROR at line 1:
> ORA-25128: No insert/update/delete on table with constraint
> (JS001292.DV_READ_ONLY) disabled and
> validated
>
>
> --
> Jared Still
> Certifiable Oracle DBA and Part Time Perl Evangelist
>


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