The best "documentation" (and I use the term very loosely) is: 1) SQL.BSQ ($ORACLE_HOME/rdbms/admin) 2) select view_name, text from dba_views where view_name like 'DBA%' 3) select * from v$fixed_view_definition
hth connor --- [EMAIL PROTECTED] wrote: > This thread has been very interesting and causing me > to learn and go read > some more. Which leads me to my next question. > Does anyone have any good > papers or urls that will discuss and explain all of > the base data dictionary > tables: fet$, uet$, etc.? Or anyone have a data > model of how all of the > tables relate. I've only been in this long enough > to feel comfortable with > the data dictionary tables and v$views and have > never delved into learning > about the base tables, maybe it's time I do some > serious studying. If anyone > can point me into the right direction as far as > learning this topic, I'd > really appreciate it. Thanks. Ivan > > -----Original Message----- > Sent: Tuesday, October 02, 2001 6:14 PM > To: Multiple recipients of list ORACLE-L > > > As far as DDL is concerned ,Yes. I have seen > Dataware House application(not > a good design) that dropping/truncating tables with > lot of extents takes > longer time because of extent management. Such code > must take into account > no of extents of such objects. If those objects are > created with proper > sizing then it will perform better for any DDL. > Regards > > > MOHAMMAD RAFIQ > > > > Reply-To: [EMAIL PROTECTED] > To: Multiple recipients of list ORACLE-L > <[EMAIL PROTECTED]> > Date: Tue, 02 Oct 2001 13:15:30 -0800 > > Why is that? And would that only count for an > object in a dictionary > managed tablespace? Would the time/speed it takes > for drops and truncates > really matter as far as performance is concerned? > What I mean is who would > set storage specs for objects with the speed it > takes for truncates and > drops of that object in mind? It would seem to me > that if an object is > getting dropped or truncated that often that speed > should be an issue, there > are bigger problems at hand. Guru's correct me if > I'm wrong please. Later, > Ivan > > -----Original Message----- > Sent: Tuesday, October 02, 2001 3:56 PM > To: Multiple recipients of list ORACLE-L > > > Any DDL like drop table and truncate table > definately take longer with > 10,000 extents than 1 extent. Try it. There was a > test result 1 year back by > > a list member on that. > > Regards > > MOHAMMAD RAFIQ > > > > Reply-To: [EMAIL PROTECTED] > To: Multiple recipients of list ORACLE-L > <[EMAIL PROTECTED]> > Date: Tue, 02 Oct 2001 07:55:28 -0800 > > That is completely a myth. There is no notable > performance different with a > table with 10,000 extents and one with 1. > > The only problem is when it comes to the bitmaps > when dealing with LMT and > cluster when dealing with dictionary managed. When > you query the extent > views, or do space management type processes. > > "Do not criticize someone until you walked a mile in > their shoes, that way > when you criticize them, you are a mile a way and > have their shoes." > > Christopher R. Spence > Oracle DBA > Phone: (978) 322-5744 > Fax: (707) 885-2275 > > Fuelspot > 73 Princeton Street > North, Chelmsford 01863 > > > > -----Original Message----- > Sent: Monday, October 01, 2001 7:15 PM > To: Multiple recipients of list ORACLE-L > > May be it is good practice to keep number of extents > to be less than 50, no > matter what the size of extent. > > > > -----Original Message----- > Sent: Monday, October 01, 2001 3:35 PM > To: Multiple recipients of list ORACLE-L > > > Hello, > > I'll do an reorganization of a database (about 140 > gigs). Some people say > that it'd be good to use 128K, 4M and 128M extents. > I saw somewhere it'd be > 160K, 4M and 160M. Which size do you advice me ? I > have also many small > indexes (less than 16K). > > Regards, > > Thanh-truc Nguyen > > -- > Please see the official ORACLE-L FAQ: > http://www.orafaq.com > -- > Author: Thanh-truc Nguyen > INET: [EMAIL PROTECTED] > > Fat City Network Services -- (858) 538-5051 FAX: > (858) 538-5051 > San Diego, California -- Public Internet > access / Mailing Lists > -------------------------------------------------------------------- > To REMOVE yourself from this mailing list, send an > E-Mail message > to: [EMAIL PROTECTED] (note EXACT spelling of > 'ListGuru') and in > the message BODY, include a line containing: UNSUB > ORACLE-L > (or the name of mailing list you want to be removed > from). You may > also send the HELP command for other information > (like subscribing). > -- > Please see the official ORACLE-L FAQ: > http://www.orafaq.com > -- > Author: Wong, Bing > INET: [EMAIL PROTECTED] > > Fat City Network Services -- (858) 538-5051 FAX: > (858) 538-5051 > San Diego, California -- Public Internet > access / Mailing Lists > -------------------------------------------------------------------- > To REMOVE yourself from this mailing list, send an > E-Mail message > to: [EMAIL PROTECTED] (note EXACT spelling of > 'ListGuru') and in > the message BODY, include a line containing: UNSUB > ORACLE-L > (or the name of mailing list you want to be removed > from). You may > also send the HELP command for other information > (like subscribing). > -- > Please see the official ORACLE-L FAQ: > http://www.orafaq.com > -- > Author: Christopher Spence > INET: [EMAIL PROTECTED] > > Fat City Network Services -- (858) 538-5051 FAX: > (858) 538-5051 > San Diego, California -- Public Internet > access / Mailing Lists > -------------------------------------------------------------------- > To REMOVE yourself from this mailing list, send an > E-Mail message > to: [EMAIL PROTECTED] (note EXACT spelling of > 'ListGuru') and in > the message BODY, include a line containing: UNSUB > ORACLE-L > (or the name of mailing list you want to be removed > from). === message truncated === ===== Connor McDonald http://www.oracledba.co.uk (mirrored at http://www.oradba.freeserve.co.uk) "Some days you're the pigeon, some days you're the statue" ____________________________________________________________ Do You Yahoo!? Get your free @yahoo.co.uk address at http://mail.yahoo.co.uk or your free @yahoo.ie address at http://mail.yahoo.ie -- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: =?iso-8859-1?q?Connor=20McDonald?= INET: [EMAIL PROTECTED] Fat City Network Services -- (858) 538-5051 FAX: (858) 538-5051 San Diego, California -- Public Internet access / Mailing Lists -------------------------------------------------------------------- To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).
