Upgrading from 10g to 11g Release 2 with a physical standby database
This note details the procedure for upgrading a 10.2.0.2 database running on a Windows 2003 Server platform to an Oracle 11g Release 2 database on the same platform using the Database Upgrade...
View Article11g Upgrade Workshop and some upgrade lessons learnt
As a large number of the Oracle community would I guess be in the process of upgrading to 11g (Release 2 and its patch is already available), I am including some presentations taken from the 11g...
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11g Tablespace Encryption
In Oracle 10g itself Transparent Data Encryption (TDE) was introduced. But the downside of that feature was that we could only perform the encryption individually at the table column level. Now in...
View ArticleUsing TUNE_MVIEW and EXPLAIN_REWRITE to enable us to tune MV Fast Refreshes...
We can use the DBMS_MVIEW.EXPLAIN_REWRITE package (which was first introduced in Oracle 9i if memory serves me right) to diagnose why Query redirection to a materialized view is not happening. We can...
View ArticleUpgrading 10g ASM to 11gR2 ASM
This note describes the procedure of upgrading the 10g ASM to 11g Release 2 ASM on an HP UX 64 bit platform. The procedure of upgrading the ASM in 11g R2 is a bit different to the procedure used to...
View ArticleDatabase Monitoring Menu is now available for HP UX
Sometime back I had released a useful Unix menu driven database monitoring tool and had made it available for the Linux, Solaris and AIX operating systems. Here is a link to the original post. I have...
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Upgrading to 11g Release 2 and DST Updates
When performing an upgrade to Oracle 11g Release 2, we would need to take into consideration if there are any DST (Daylight Saving Time) implications which could be the vase in case we have application...
View ArticleUpgrading Enterprise Manager Grid Control 10.2.0.5 to 11g
Purpose: This note describes the steps taken to upgrade an existing 10.2.0.5 Enterprise Manager Grid Control environment hosted on Red Hat Linux 5.5 to Enterprise Manager 11g (11.1. The upgrade of the...
View ArticleUsing DBMS_ADVANCED_REWRITE with an HINT to change the execution plan
In one of my earlier posts, I had illustrated a use case of DBMS_ADVANCED_REWRITE and its use in cases where we cannot change the code, but can still influence and change the way the optimizer executes...
View ArticleChanging the database characterset from US7ASCII to WE8MSWIN1252
This note looks at the procedure for changing the characterset of a 10g database from US7ASCII to WE8MSWIN1252. Keep this in mind that in Oracle 11g, the DBCA does not show US7ASCII as one of the...
View ArticleInstalling Oracle 10.2.0.5 Enterprise Manager Grid Control on Linux and...
This note explains the procedure used to install 10.2.0.5 Grid Control on a Linux operating system (64 bit Red Hat Enterprise Linux Server release 5.6) as well as the steps taken to upgrade the...
View ArticleUsing the oracle-validated RPM to install Oracle 11g on Linux
I recently came across this OTN article How I Simplified Oracle Database Installation on Oracle Linux. I tried out the procedure listed by the author and thought I’d share this with those who may not...
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OEM Tablespace Space Used % Alerts and the AUTOEXTEND effect
I performed a simple test to try and help clarify a rather confusing topic about when OEM will send out alerts for tablespace usage and what happens when autoextend is turned on and what about the...
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Building a test 11gR2 RAC environment in minutes using Oracle Virtual Machine...
This note illustrates how we can set up an Orace 11g Release 2 Real Application Clusters environment for test purposes using the Oracle VM templates which are currently available in under 30 minutes!...
View ArticleRMAN Duplicate Database RAC to RAC
This note outlines the procedure to clone or refresh an Oracle Real Application Clusters database using the RMAN Duplicate Database feature. In case of a RAC to RAC clone, with RMAN Duplicate we first...
View ArticleUsing the adodfcmp and FndXdfCmp utilities to manually create and verify 11i...
Recently while applying the Financials Family Pack G, we encountered some issues where certain forms and libraries were not compiling and we had to manually create some new tables and packages and also...
View ArticleMigrating the 11i E-Business Suite database to Linux
This note describes the process used to migrate the EBS Release 11i (11.5.10.2) 10g R2 database from a Solaris platform to a Linux 64 bit platform. As part of the Release 12 upgrade preparation, rather...
View ArticleUpgrading the 10g E-Business Suite database to 11.2.0.3
As part of the Release 12.1.3 upgrade project, we upgraded the 11.5.10.2 Apps database to 11gR2 (11.2.0.3) from 10.2.0.4. Best practice is to seperate database upgrade or any platform migration...
View ArticlePerforming a 32 bit to 64 bit migration using the Transportable Database RMAN...
This note describes the procedure used to perform a 32 bit to 64 bit conversion of an 11.2.0.3 database on the Linux platform. The RMAN CONVERT DATABASE command is used to automate the movement of an...
View ArticleRestoring a ASM backup to non-ASM and restoring from RAC to single-instance
Scenario: 1) We want to restore the production database which is running on two-node RAC environment in a test non-RAC environment 2) We want to restore the backup residing on ASM disk groups in a...
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