What version? You can look at RAC and dataguard. See docs at
otn.oracle.com.
Jim
"Stephen Tam" <kwtam_at_ti.com> wrote in message
news:b2vjbm$c6r$1_at_tilde.itg.ti.com...
> Hi,
> What are the methods available on database HA ? what is the cost ?
>
> For no cost approach .....
> Can I use a watch dog type of process install on both unix servers to
check
> if
> the instance is not started in Server A, then I automatically start it in
> server B ?
> Is oracle database built-in with the semaphore type of checking to ensure
> only one
> same instance being started at one time ? Is there a risk of corrupting
the
> DB ?
>
> Really appreciate your advice.
>
> Thanks
> Rgds
> Tam
>
>
Received on Wed Feb 19 2003 - 03:46:29 CST
