There might be occasions where you want to import data from Excel into Power Query or Power BI using cell coordinates like a range from E3 until G9 for example (…) Read more
Posts in Category ‘Power Query’
Should we pipe M?
“Just because you could doesn’t mean you should”… So I’m asking the Power Query and M fans & experts here if we “should” pipe M: Background: With M you can nest your (…) Read more
New M-function: Table.TransformColumnTypesToFirstRowsTypes for PowerBI and PowerQuery
The following function automatically transforms all columns to the types that have been detected in the cells of its first row. Provided they come as: Number, date or text (but (…) Read more
How to expand a column that cannot be expanded in Power BI and Power Query in Excel
Especially when working with JSON-data, you might end up with a column that has elements of mixed types in it. The expand column – arrows will be missing, but some elements still need (…) Read more
Table.TransformColumns – alternative in PowerBI and PowerQuery in Excel
This article shows a trick for a little problem that annoyed me for quite some time: How to get Table.TransformColumns transforming the values of a column with a reference to a value (from the (…) Read more
SQL-query folding bug still alive and sucking in PowerBI and PowerQuery in Excel
Edit: There is currently no interest at Microsoft to change the current behaviour: http://community.powerbi.com/t5/Issues/Bug-Query-folding-not-working-with-non-SQL-datasource/idi-p/225100#M11611 . I found that this workaround works also pretty well (faster in most cases), as long (…) Read more