Clik here to view.
Installing the 12c Cloud Control plug-in for Microsoft SQL Server Database
In an earlier post I had described how to use the Self Update feature of 12c Cloud Control to deploy the 12c management agent on a Windows 64 bit server. Let us now see how to can deploy the 12c...
View ArticlePerforming a GoldenGate Initial Data Load using SQL Loader and BULKLOAD
Some time ago, I had posted a note on performing the initial data load for a GoldenGate capture and replication environment....
View ArticleUsing the FORMAT RELEASE parameter to handle GoldenGate Version Differences
Recently I encountered this error while doing a GoldenGate replication from an Oracle 11g R2 source database to an Oracle 10g R2 target database. ERROR OGG-01389 File header failed to parse tokens....
View ArticlePerforming a GoldenGate Upgrade to version 11.2
In one of my earlier posts I had described how to handle GoldenGate version differences between the source and target environments. In that case my source was version 11.2 and the target was version...
View ArticleClik here to view.
Upgrading 11gR2 RAC Grid Infrastructure to 11.2.0.3
Here are some notes I have prepared when I did an upgrade of a 11GR2 Two-Node RAC Grid Infrastructure from 11.2.0.2 to 11.2.0.3 on a Linux 64 bit test environment. The 11.2.0.3 is an out of place...
View ArticleDiagnosing and Repairing Failures with 11g Data Recovery Advisor
The 11g Data Recovery Advisor is part of the 11g database health checking framework and diagnoses persistent data failures and not only presents options to repair and fix the problem but also can...
View ArticleGoldenGate IGNOREDELETES, IGNOREUPDATES and using the LOGDUMP utility
Some time back I was asked the question as to how do we use GoldenGate in a situation where on the target database we only want to capture records inserted in the source database and ignore any updates...
View ArticleRMAN 11g new feature – Backup Fast Recovery Area (FRA) to Disk
In Oracle 11gR2, there is a good new feature whereby we can backup the fast or flash recovery area to a disk location which could be a remote destination via a NFS attached file system. In earlier...
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 ArticleA look at Parsing and Sharing of Cursors
Parsing is the first stage in processing a SQL statement – the other two being Execute and Fetch stages. Parse once – execute many is a very important performance tuning goal. What does parsing involve...
View ArticleCURSOR_SHARING=SIMILAR and FORCE – some examples
The CURSOR_SHARING parameter basically influences the extent to which SQL statements (or cursors) can be shared. The possible values are EXACT which is the default value and SIMILAR and FORCE. The...
View ArticleWhy do my execution plans not change after gathering statistics? – A look at...
In releases prior to Oracle 10g, the gathering of statistics using DBMS_STATS resulted in immediate invalidations of dependent cached cursors. This was true unless NO_INVALIDATE parameter of the...
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 ArticleClik here to view.
Configuring APEX 4.2 and the APEX Listener on Oracle 11g WebLogic Server
This note describes the procedure used to configure the APEX listener (and APEX 4.2) using an existing Oracle 11g (10.3.2) WebLogic server running on a Linux x86 64 platform. The new Oracle APEX...
View ArticleASH and AWR Performance Tuning Scripts
Listed below are some SQL queries which I find particularly useful for performance tuning. These are based on the Active Session History V$ View to get a current perspective of performance and the...
View ArticleClik here to view.
Upgrading EM12c Release 1 (12.1.0.1) to 12c Release 2 (12.1.0.2)
I recently upgraded EM 12c version 12.1.0.1 to EM 12c Release 2 (12.1.0.2) on a Linux 64 bit platform. Here are few of the things to keep in mind and some notes I made which may be helpful to others...
View ArticleClik here to view.
Oracle GoldenGate 11gR2 high availability with Oracle 11gR2 Clusterware
This note discusses how to achieve high availability in an Oracle 11g GoldenGate environment using Oracle 11gR2 Grid Infrastructure Clusterware services. The GoldenGate manager process has some...
View ArticleGoldenGate Integrated Capture Mode
One of the new features in GoldenGate 11g is the Integrated Capture mode. In the earlier classic capture mode, the Oracle GoldenGate Extract process captures data changes from the Oracle redo or...
View ArticleGoldenGate Integrated Capture using downstream mining database
In my earlier post, we had discussed the GoldenGate 11g Integrated Capture feature using the local deployment model. Let us now look at the Downstream Capture deployment model of the Integrated...
View Article