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  • 1.  Content Store tables description

    Posted Tue April 07, 2020 10:21 AM
    Hi all,

    I am looking for documentation regarding Cognos Content store tables descriptions for v11.0 and v11.1. So far my search turned up only old Cognos 8 descriptions, but they don't seem to match. 

    Thanks in advance.

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    Predrag Stojic
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    #CognosAnalyticswithWatson


  • 2.  RE: Content Store tables description

    Posted Thu April 09, 2020 12:44 AM

    Hello,

    You won't find any information about the schema of the Content Store. It is designed to store metadata to be read and updated by the IBM Cognos service principal only. I think you will find some instances where well meaning admins have destroyed their instance. For this reason you should not be connecting to this database and is the reason there is no published schema.

    In addition, each fix pack and update will potentially alter tables. 

    https://www.ibm.com/support/pages/faq-security-concerns-regarding-credentials-stored-content-store "Content Store is considered a black box environment, one MUST NOT access the tables with anything but IBM Cognos BI functionality."

    Not sure what you are trying to achieve, but you should investigate extracting information with report schedules, audit reports, audit extension, or SDK. This will ensure security of your database and stability of the Cognos application. 



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    Luke Peterson
    Business Analytics Advocate
    IBM
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  • 3.  RE: Content Store tables description

    Posted Thu April 09, 2020 03:44 PM
    Luke,

    Thank you for the reply. I would like to gain more insight into my Cognos environment, especially for auditing purposes. But the Audit package has limited information. Tools like MotioPI are somewhat usefull, but really don't scratch the itch completely.

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    Predrag Stojic
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  • 4.  RE: Content Store tables description

    Posted Fri April 10, 2020 08:05 AM
    I'll second the recommendation to check out the Cognos Audit Extension...

    https://developer.ibm.com/tutorials/ibm-cognos-11-audit-extension/

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    Scott Misage
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  • 5.  RE: Content Store tables description

    Posted Mon May 05, 2025 09:46 AM

    Hi Luke, 

    If we can't query Cognos Content Store and the Audit model/package is restricted to only display RUN REPORT ...how do I know what reports have not run in long periods of time?

    Thank you in advance,

    Dina



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    Dina Cardonne
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  • 6.  RE: Content Store tables description

    Posted Tue May 06, 2025 08:46 AM
    Edited by brenda grossnickle Tue May 06, 2025 08:46 AM

    Anyone with permissions can query the Content Store. I do it all the time. Querying any database data does not alter/change/update/modify/delete any data. No harm will be done. 



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    brenda grossnickle
    BI Programmer Analyst
    FIS
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  • 7.  RE: Content Store tables description

    Posted Tue May 06, 2025 12:32 PM

    100% concur with Brenda, there's no harm in querying the Content Store though you obviously do need to be careful not creating and blocks or deadlocks.  Always best to query it during the least amount of activity or better yet, do it in your dev environment.  To protect oneself from oneself, create (or have your DBA do it) a user that has select-only permissions in the database.  Again, using a Dev environment is always the best way to go.

    And as others have said, IBM has never really published the schema of the content store because it's always subject to change and just one more set of documentation for them to maintain.

    Regards,

    Wayne



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    Wayne Westlake
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