Power query data format conversion, Split Merge extraction, delete duplicates, delete errors, transpose and reverse, perspective and reverse perspective

       Power BI（ 3、 ... and ）Power Query Data format conversion 、 Split Merge extract 、 Delete duplicates 、 Delete error 、 Transpose and reverse 、 Perspective and inverse perspective _ Louis 36's blog -CSDN Blog Power BI（ 3、 ... and ）Power Query Knowledge points this blog mainly explains Power Query The following knowledge points ： Delete the conversion of duplicate data format, split, merge, extract, delete errors, transpose, reverse perspective and reverse perspective （ Conversion between two-dimensional table and one-dimensional table ） The conversion of data format is shown in the figure below , We have a set of data , However, we found that its format does not meet the needs of our modeling data , Need to be dealt with （ For example, the name lists the carriage return 、 Spaces are extra characters 、 English names are separated by two spaces 、Last n...https://blog.csdn.net/LuYi_WeiLin/article/details/88760702