Power Query is indeed powerful Excel add-in that allows retreiving data from different locations, changing them and preparing for further processing. Data sets are retrieved by creating queries to the data source, and the result of each query is stored in a separate table. Sometimes it is necessary to merge the results of two queries. The following text will explain how this works.
PowerBI Desktop application allows you to import data from many sources: file, database, BI solution, “Big“ (unstructured) data, Microsoft “cloud” (Azure), the web page … Given the fact that there is no good report without quality data I think it is appropriate to devote one recipe especially to this problem. Below, I’ll show you how, with the help PowerBI Desktop you can import, purge and combine various data.