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  • SQL Server 2017 Integration Services Cookbook

    I coauthored my 15th book Together with Christian Cote (lead author) and Matija Lah (coauthor) we publishes SQL Server 2017 Integration Services Cookbook. Of course, it is kind of early to say this is a definitive guide to SSIS 2017. More accurate name would be SSIS 2016 / 2017 Cookbook. Besides detailed guidelines how to use the 2016 version, you ...
    Posted to Dejan Sarka (Weblog) by Dejan Sarka on July 14, 2017
  • Data Mining Algorithms – EM Clustering

    With the K-Means algorithm, each object is assigned to exactly one cluster. It is assigned to this cluster with a probability equal to 1.0. It is assigned to all other clusters with a probability equal to 0.0. This is hard clustering. Instead of distance, you can use a probabilistic measure to determine cluster membership. For example, you can ...
    Posted to Dejan Sarka (Weblog) by Dejan Sarka on May 12, 2015
  • Data Quality and Master Data Management Resources

    Many companies or organizations do regular data cleansing. When you cleanse the data, the data quality goes up to some higher level. The data quality level is determined by the amount of work invested in the cleansing. As time passes, the data quality deteriorates, and you need to repeat the cleansing process. If you spend an equal amount of ...
    Posted to Dejan Sarka (Weblog) by Dejan Sarka on October 14, 2013
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