Howard J. Rogers wrote:
>
> I was busy installing course images today. One of the technical guys brought
> a copy of the Oracle 9i DBA handbook, just in case I needed it ;-). Out of
> interest, I flicked to (I think) aroundabout page 78 where Looney and
> Whassername discuss RACs.
>
> I wish I could quote it verbatim. At the top of the page, they discussed
> the "CLUSTER_DATABASE_INSTANCES" parameter... and said "set this to the
> maximum number of DATABASES you think you'll need." They then proceeded to
> confuse 'databases' and 'instances' for an entire paragraph. I wouldn't
> have minded so much, except the parameter name itself makes it abundantly
> clear what we're talking about.
>
> Then the piece-de-resistance was their "Handy Tip": 'Note: only one undo
> tablespace may be active at a time in a database'. This in a section
> dealing specifically with RACs, and -as I hope we all know- each Instance
> requires its own active undo tablespace, so in a cluster it's *compulsory*
> to have MORE than one undo tablespace active in the shared database.
>
> Frankly, I couldn't believe it. I knew Looney was bad, but I hadn't
> realised he (and his reviewers) were quite *that* bad.
>
> Oracle Press = "Beware".
>
> Regards
> HJR
Thats what happens when you take a "blah blah 7.3 blah blah" book (where
blah is any combination of the words
'oracle','performance','dba','backup' etc etc, and then sucessively
rebadge it over the years as a 8.0, 8i, 9i book by changing the digit
and adding a quickly thrown together couple of chapters...
--
==============================
Connor McDonald
http://www.oracledba.co.uk
"Some days you're the pigeon, some days you're the statue..."
Received on Fri Oct 11 2002 - 12:58:27 CDT
