http://asktom.oracle.com These are the questions on Ask Tom that have the most comments en-us Copyright 1999-2006, Oracle Corporation http://asktom.oracle.com/i/asktom2.gif http://asktom.oracle.com 50 50 Ask Tom is a forum where Tom Kyte, Oracle's Database Guru, answers questions regarding Oracle technology, specifically the database. http://asktom.oracle.com/pls/asktom/f?p=100:11:0::::P11_QUESTION_ID:743251200346166176 Dear Mr.Kyte, Greetings Can you please give me some guidelines of how to tune these topics: 1)db file scattered read, db file sequential read. 2)hot data files reading (Hot blocks), physical read and logical read. 4)high CPU Time. 3) and ... 2008-03-31 http://asktom.oracle.com/pls/asktom/f?p=100:11:0::::P11_QUESTION_ID:707746900346602289 Hi Tom, if i have configured recovery catalog for one of my target database suppose PROD db i want to know oracle will write information in the source control file. As recovery catalog itself contains the information about the target database. if ye... 2008-03-10 http://asktom.oracle.com/pls/asktom/f?p=100:11:0::::P11_QUESTION_ID:708099700346277527 Hello I am trying to gain some performance on a DW ETL process and would like to use Bulk Collect and/or FORALL. I have spent quite some hours reading up on this here and on other sites, but I am totally lost. What I'm trying to do is, using... 2008-03-10 http://asktom.oracle.com/pls/asktom/f?p=100:11:0::::P11_QUESTION_ID:777952600346309874 Hello Tom, I am looking into using Oracle Resource Manager to limit resources by AppDev folks on the production database so as allow them access yet not hurt production performance. 1) Is Resource Manager a good tool to help achieve my goal, ab... 2008-04-14 http://asktom.oracle.com/pls/asktom/f?p=100:11:0::::P11_QUESTION_ID:759825200346294209 Tom,How do you create insert statments dynamically if I give a table name? in TOAD tool, they have this option for each table [Create insert statements] and I was wondering what kind of logic they might have used to create them. I was trying it my... 2008-04-07 http://asktom.oracle.com/pls/asktom/f?p=100:11:0::::P11_QUESTION_ID:760481900346631475 hi tom, i have 2 questions :- 1) what different between the following fields :- - Oracle Database Administration - Oracle Erp Manufacturing - Oracle Erp Financial 2) are shifting to Administration make me a good developer ???... 2008-04-07 http://asktom.oracle.com/pls/asktom/f?p=100:11:0::::P11_QUESTION_ID:785758700346940437 Hi Tom, I installed Oracle9i server in E drive of my computer and I formatted the C drive thinking Oracle is in E drive. But now I am unable to connect to oracle. Guide me what are the steps that i have to follow to start my oracle with the previo... 2008-04-17 http://asktom.oracle.com/pls/asktom/f?p=100:11:0::::P11_QUESTION_ID:708398700346544598 Dear Tom, Need your advice on determining the Primary Key. There is a table which has got a natural key of data type CHAR(10) which will always be Unique. There are other dependent tables which will refer to this Primary Key. Will it be good to ha... 2008-03-11 http://asktom.oracle.com/pls/asktom/f?p=100:11:0::::P11_QUESTION_ID:708214000346242461 I was a bit surprised to notice in my development environment a couple of months, a large number of sessions that were invoking parallel operations, especially since I made sure to set all tables in the schema to no parallel. I brushed it off as som... 2008-03-10 http://asktom.oracle.com/pls/asktom/f?p=100:11:0::::P11_QUESTION_ID:821082000346340721 what do you think of the technique used in http://jonathanlewis.wordpress.com/2008/04/27/manual-optimisation/ ? I would like to hear your opinion. It's very interesting but I think we should not use it, am I right ? 2008-04-30