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How to Update an Existing Uploaded File in IBM #Cognos Analytics

Suppose I have already uploaded a file to IBM Cognos Analytics. If I make any of the following changes to it, can I re-upload (update) it successfully? Here is a short video that explains the process: How to upload your own data (11.1.x) Related posts: What types of files can be...

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Data server updates in #Cognos Analytics 11.0.8

Amazon Athena Cognos Analytics 11.0.8 introduces support for Amazon Athena , a SQL interface for data files stored in Amazon S3 storage. Athena was built on Presto , an open source distributed SQL query engine which is also supported by Cognos Analytics as of version 11.0.7. Spark SQL ...

KEVIN MCFAUL's profile image

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Guide to IBM #Cognos Analytics Sample Data

You can start getting familiar with IBM Cognos Analytics by using the sample data provided. These data sets have all been tested with IBM Cognos Analytics, and are the basis for many of the samples and videos. Sample data can now be downloaded directly from the IBM Accelerator Catalog . ...

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Shocking Data Dashboard Confession: “I’ve Deceived You”

Shocking Data Dashboard Confession: "I've Deceived You" Years of mistaking correlation for causation When your data dashboard reaches full AI maturity, it will have to apologize: “Sorry I’ve been deceiving you.” Without you knowing, it’s delivered years of misinformation. That...

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Five Things So-Called “Business Intelligence” Vendors Don’t Talk About

Many start-ups have made fortunes claiming to deliver “business intelligence.” Don’t mistake these for business intelligence solutions. Business intelligence is not data discovery and it’s not trivial. Not unlike your general ledger, you deliver one version so executives can stake their...

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Journey to Cognitive Excellence: Harness the Force of a Strong Analytics Foundation #ibmwow

Julie Severance, IBM Global Leader, Data & Analytics Strategy & Initiatives, will be leading an educational panel on cognitive excellence at IBM Insight at World of Watson 2016. Join us in Las Vegas, October 24-27 for this panel and many other exciting activities. Learn more here ...

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Shining the Light on Dark Data through Data Preparation and Cognitive Analytics

Blog editor’s note: Dan Potter, the author of this blog, will be leading a session that takes a deeper look at Cognos Analytics and unlocking data insights at IBM Insight at World of Watson 2016. Join us in Las Vegas, October 24-27 for this session and many other exciting activities. Learn...

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Grab a Slice of Data: Cognos Analytics 11.0.4 Unveils Data Sets

Reports, dashboards, and stories need data. This data might be made available to you by an administrator who creates packages, or you may have uploaded your own data from an Excel file. Cognos Analytics version 11.0.4 introduces a new type of gateway to data – they are called data sets. Data...

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Where is data uploaded into Cognos Analytics stored?

In versions of Cognos Analytics prior to 11.0.3, data sets from uploaded files and data modules in snapshot mode are saved directly to the file system. The data sets are stored in a columnar format designed to be loaded into memory quickly on demand when accessed by the Cognos query engine. As...

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