Real Time Operational Business Intelligence with GoldenGate

Oracle Corporation’ (ORCL) acquisition of Golden Gate Software on July of 2009 was a big step for Oracle in its quest to build a open and heterogeneous product line that will be more appealing to enterprise customers with complex OLTP and data warehouse environments. You can find a detailed presentation of the considerations that were […]

How To: Download, install, configure and verify you have the latest version of Opatch

On this post we will discuss all the steps necessary to ensure you have the correct version of the OPatch patching utility for oracle software running on your system.

How to stop / start individual OBIEE 11g System Components from the OPMN

Sometimes I have a configuration change to make or need to restart a specific system component in one of my servers, here is a list of stop / start commands for each of the system components…

Issue with invalid or corrupted repository joins

Symptom: The following error message is displayed: [NQODBC] [SQL_STATE: HY000] [nQSError: 10058] A general error has occurred. [nQSError: 46043] Internal error: No matching table for expr D_OPER_UNIT_XL.OPER_UNIT_SID, File .\Src\SQOSPSimplifyJoin.cpp, line 118. Cause: This symptom is associated with corrupted physical layer join relationships. The best way to test for a root cause is to isolate the […]

How to: Install the Oracle Web Tier / Oracle HTTP Server

This post will guide you through the steps to deploy Oracle Web Tier 11.1.1.2.0. This instance will later be upgraded to 11.1.1.5.0 by applying PatchSet 1 (12395155) and configured to serve as a front end for WebLogic as part of an Oracle Business Intelligence environment.

Configuring OBIEE to run as a Windows Service

One key step to configuring an enterprise deployment of Oracle Business Intelligence is to be setup your services to run in the background as Windows services and start automatically with your server. By default the installer will create windows services for Oracle Process Manager (OPMN) and the Weblogic Node Manager, this leaves us with the need to configure services for the Weblogic AdminServer and the BI Managed Server.

Sunopsis seven years after it’s acquisition

On October of 2006 Oracle acquired Sunopsisa sofware company whose flagship product was one of the up-and-coming players in the datata warehousing arena. Sunopsis for easy integration in environments with multiple database systems and differentiated itself by adopting an Extract-Load-Transform architecture that decreased the learning curve for database developers that were immediately able to create […]

How To: Manage your Oracle patch deployment life cycle using Oracle Support Patch Plans

As part of my writing I often try to document and share best practices I develop on my day to day work, this one relates to formalizing the patch deployment process for your oracle environments …

Customizing your DOS prompt

Being back on a windows shop I find the DOS prompt sort of gets in my way, I have customized it so that it will display my current path and then let met type on a new line with this command: PROMPT Ignacio’s rocking at $P$G$_ The different formatting options for the command are: $A […]

Verifying the pre-requisites for an Oracle Database Install on SUSE Linux

This is a list of the parameters and configuration settings you should first check when installing the oracle database into a personal/sandbox environments, I made a note of them to allow me to verify them quickly without going through all the documentation for every install. This assumes you will not use ASM on your new […]

Error message when incorrect version of Oracle Database Client has been installed

Symptom: The following error message is displayed when trying to issue any queries to an Oracle database: [nQSError: 10058] A general error has occurred. libclntsh.so.10.1: wrong ELF class: ELFCLASS64 [nQSError: 46029] Failed to load the DLL /usr/oracle/OracleBI/server/Bin/libnqsdbgatewayoci10g.so. Check if ‘Oracle OCI 10G’ database client is installed. Causes: This error message is typical of a situation […]

Configuring a new loopback adapter in windows

Start > Control Pannel> Add  Hardware Click next on the Welcome screen  When ask if you have connected your hardware, specify yes  In the next dialog select Add new hardware device  On the following screen select Network Adapters  Select Microsoft > Microsoft Loopback Adapter from the list  Select next in the following screen to install […]

Error: [nQSError: 23026] The logical column referenced by DESCRIPTOR_IDOF does not specify a Descriptor ID column.

Description This error message is associated with the “Descriptor ID” feature introduced with OBIEE 11g. This feature is aimed at transparently replacing descriptor fields (ie. Department Name) with their equivalent ID fields (ie. Department ID) on the WHERE clause of SQL statements issued by the BI server. This is achieved by selecting a “Descriptor ID” […]

Issue: Cannot manage OHS configuration from Fusion Middleware Control / Enterprise Manager (Error:Failed to invoke operation load on MBean)

The following error is displayed when you attempt to follow any of the administration links

Failed to invoke operation load on MBean oracle.as.management.mbeans.register:type=component,name=ohs1,instance=instance1,Location=AdminServer

Parsing error while loading MBeans
oracle.sysman.emSDK.app.exception.EMSystemException at oracle.sysman.emas.sdk.model.jmx.JMXUtil.invokeOperation(JMXUtil.java:100) at or

Issue with [nQSError: 10040] The requested data source name is either not found, incomplete, or incorrect. (IM002)

Problem: The OBIEE 11g presentation service fails to start. Symptoms: Error Code: “IM002. Code: 10040. [NQODBC] [SQL_STATE: IM002] [nQSError: 10040]The requested data source name is either not found, incomplete, or incorrect. (IM002)”   Cause: The DSN tag value on the instanceconfig.xml file is incorrect or a valid data source is missing.   Solution: Verify that […]

How to launch OBIEE Catalog Manager in 11g

In secondary cluster node systems and versions before 11.1.1.5 a shortcut to the OBIEE Catalog Manager was not created by the install utility, when running on a Windows Box you can easily solve this by running the runcat.cmd file on the Catalog Manager Path: <Middleware Home>\instances\instance<Instance Number>\bifoundation\OracleBIPresentationServicesComponent\coreapplication_obips1\catalogmanager An example of the this path on a […]

Oracle Business Intelligence 11.1.1.6.0 is Generally Available!

Features include prompt autocomplete, optional apply button, favorites, full text search, and enhancements to: Mapview, Selections, Views, Scorecard and Strategy Managemnet….

Workaround: OBIEE compatibility issue with Firefox 10

This work around is related to my previous post on OBIEE error: “Your browser is not supported by Oracle BI Presentation Services”

Issue: WordPress sticky posts always on top instead of being incorporated in the default descending date sort for blog home

I am using WordPress 3.1, I was able to solve this issue by customizing the call to the query_posts() function in my theme’s home.php file. The only customization necessary was adding the ignore_sticky_posts variable at the end of the query string as illustrated below. Current code in my theme: query_posts($category."&paged=$paged&showposts=$number_posts"); Tweaked code: query_posts($category."&paged=$paged&showposts=$number_posts&ignore_sticky_posts=1");

Changing the value of a session variable at the session level

I recently needed to update the value of a session variable beyond a prompt’s scope, I played a bit with the NQSSetSessionValue() ODBC function