Re: Oracle RDB and Oracle 8i ??

Yet, Oracle definitely did beat RDB in terms of marketshare, and RDB is on the way out, as is VMS.

Regards,

Sybrand Bakker, Oracle DBA

"Michael Austin" <miaustin_at_bellsouth.net> wrote in message news:3B0183E4.8B2F5F8A_at_bellsouth.net...
> Oracle Rdb is the former DEC Rdb product that Oracle purchased in 1994
 from
> Digital Equipment Corp. It's platform is still just OpenVMS and they
 maintain
> it because of it's robust features that allow it to be extremely stable.
> OpenVMS and Rdb run 50% of all of the world's stock markets. Why? it
 doesn't
> break. If you want to know where Oracle 8 got it's horizontal partioning
 of
> data.. Rdb (circa RdbV3 - 1989-90 timeframe). If you are wondering why
 Cost
> Based Optimizer got so stable in Oracle8... Because the took the code
 right out
> of Rdb (circa RdbV2 IIRC)... Rdb has a web cartridge (bunch of stored
> procedures) that came from Oracle 8.
>
> So, If you want the most stable, easy to manage (Rdb is infinately easier
 to
> manage) environment, not to mention you don't need a bazillion scripts to
> gather statistics.... and you can restore a SINGLE PAGE to a TB sized
 database
> and make it consistent.
>
> My favorite feature? doing an online (hot) backup.
> In oracle..
> take your favorite 100+ line script and execute it...
>
> Oracle Rdb:
> cold/offline: RMU/backup <database root filename> <output file name>
> hot/online: RMU/backup/online <database root filename> <output file
 name>
>
> and to extract the schema? RMU/extract <database root filename>
 /out=<output
> file name>
> to show the table definition in sql? show table <tablename>
> not only does this show the column defs, but also any index definitions,
> triggers and constraints.
>
> Sure beats <select bunch of stuff from some dba or v$table> and is more
 robust
> than describe. Oracle is as archaic and terse as unix is... and this is
 "new
> technology"? However, I do not let this stand in the way of making a
 living
> at it....
>
> Michael Austin
> Oracle Rdb and "classic" DBA Consultant -- available now...
>
>
>
> Anurag Minocha wrote:
>
> > Hi,
> > What is the difference between Oracle RDB and Oracle 8i.
> >
> > Oracle 8i is also a relational Database System then why a seperate
 product.
> >
> > Thanks
> > Anurag
> >
> > --
> > Posted from jshemail.herold.com [63.105.8.14]
> > via Mailgate.ORG Server - http://www.Mailgate.ORG
>
Received on Tue May 15 2001 - 14:41:35 CDT