Re: Microsoft destroys TPC-C records!

Is it true that DB2 6.1 will support Active Directory, the Kerberos security model, single sign-on and raw-disk partitioning?

http://www.varbusiness.com/search/display.asp?ArticleID=13353

In comp.databases.sybase Larry <lsedels_at_us.ibm.com> wrote: > Yes, DB2 UDB EEE.  

> Norris wrote:  

>> May I know if there is any other similiar RDBMS implementation like the SQL 2000's "Shared Nothing" technology?
>>
>> In comp.databases.sybase Serge Rielau <srielau_at_ca.ibm.com> wrote:
>> > Shared nothing referes to system resources only.
>> > Versus shared everything or shared disk.. and so on.
>> > The trick is to minimize the network-traffic and the one there is,
>> > better be fast.
>> > There are certain types of queries that are more applicable for
>> > parallelization
>> > than others and it is also important to decide in how far it makes sense
>> > to e.g.
>> > replicate data on versus nodes.
>> > Scalability is not automatic. It depends heavily on the quality of the
>> > optimizer,
>> > the DB schema, infrastructure and the nature of the query.
>> > E.g. an insert of one row will not run faster by adding more machines.
>> > A select count(*) from t on a nicely partitioned table however will
>> > scale very well.
 

>> > Just my two cents
>> > Cheers
>> > Serge
>>
>> --
>> JULY

-- 
JULY