Back from winter-sleep
Okay, it has been almost half-a-year (oh, dears) since the last decent post on this blog. Russian one has suffered as well, I must note. Reasons vary, but mostly it’s that I’ve been, you know,...
View ArticleOracle BI Enterprise Edition vs Cognos BI
Since I’ve spent some time working with Oracle Business Intelligence last year, I think I’d write a simple comparison list of strengths\weaknesess of OraBI EE vs Cognos (see post on the same topic by...
View ArticleOracle Data Integrator, Oracle XE and JDBC NLS problems
Since I’ve spent a day breaking through this mess, I’d share my way of getting ODI to work with XE as a repository. ODI repository creation is sucessfull, but after that Topology Manager and all other...
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Setting up ODI file-CDC capabilities
How to set up a trick called ‘put a file in a folder and it’ll dissappear in DWH’ with Oracle Data Integrator. Imagine that we need to upload a text file in DWH whenever it appears in some folder with...
View ArticleConnecting BI system to Active Directory. Oracle BI vs IBM Cognos BI. Scripts...
I consider Single Sign-On setup through Active Directory(AD) a key point in every system’s life. Up to this point — it’s just a PoC, a prototype or a department (10-20 users) level application. AD...
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Multidimensional reporting functions in Cognos and Oracle
As many of you already know I have a mixed attitude to Cognos BI DMRs (dimensionally modeled relational source) models: performance is allways a consideration, full-table scans are unpredictable...
View ArticleBI system metadata impact analysis and what BI system APIs are for
“Okay, this column in our BI metadata was supposed to be named Sales, not Sals. But when we change it, what will happen to the reports that were created, using this name? And how many reports use this...
View ArticlePivot Tables and temp files in Oracle BI EE
Pivot tables Pivot tables are by far most used data view in Oracle BI Answers, since they provide ‘multidimensional’ analysis capabilities, aka dimension drag&drop, filtering and some basic...
View ArticleReplacing strings in Oracle BI Publisher reports
Oracle BI publisher works awfully bad with Answers type of datasource in at least two points: - column names are created by answers formulas instead of column names, so if you have long formulae, it’ll...
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Oracle Essbase and Oracle BI 11
Just in case you missed it — read this two posts by Mark Rittman (OBIEE 11g for Hyperion Users – Are We There Yet?, Incremental Essbase Metadata Imports Now Possible with OBIEE 11g) on the oh-so...
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