Duplicate rows are retained in the table in power bi. Please try the below for creating a new table. I selected Person.address. The two rows are not joined together if both tables are from the same DirectQuery source although they are joined together if both tables are imported. You can choose to use different types of joins, depending on the output you want. Power BI Merge Queries and Append Queries - mssqltips.com Each query step has a corresponding Power Query formula, also known as the "M" language. That's why only three of four rows from the right table found a match. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. After clicking on Transform Data, a Connection settings pop-up will be shown like below image. I've tried Table.NestedJoin (Table1,Table2) but I get errors. ! Your connection is done and the Power Query Editor window will be opened. Merge ProductID into the Total Sales query, =Table.NestedJoin(Products, {"ProductID"}, #"Total Sales", {"Order_Details.ProductID"}, "Total Sales", JoinKind.LeftOuter), = Table.ExpandTableColumn(Source, "Total Sales", {"Year", "Total Sales"}, {"Total Sales.Year", "Total Sales.Total Sales"}), = Table.RenameColumns(#"Expanded Total Sales",{{"Total Sales.Year", "Year"}, {"Total Sales.Total Sales", "Total Sales"}}), = Table.Sort(#"Renamed Columns",{{"Total Sales", Order.Ascending}}). To do so, please click the Edit Queries option under the Power BI Home tab. The query result contains all columns from the primary table (Products), and a single Table structured columnto the related table (Total Sales). However, I keep it simple to understand. The two rows are not joined together if both tables are from the same DirectQuery source although they are joined together if both tables are imported. The column names in the return table will match the column names in table_expression1. If you want to add columns to a table, you need Merge queries. The following image shows the result of selecting those columns. Now you can see the power bi union two columns using DAX. To combine two tables by a matching column ( Seller ), you enter this formula in C2 in the main table: =VLOOKUP ($A2,'Lookup table'!$A$2:$B$10,2,FALSE) Where: $A2 is the value you are looking for. Note:In Power Query, you can expand tables linked from a column and aggregate the columns of the linked table before expanding the data in the subject table. For example, if users want to create a relationship between Table1(Column1, Column2) and Table2(Column1, Column2), they can create two calculated columns, one on each table, as: And then create a relationship between Table1[CalcColumn] and Table2[CalcColumn]. For today's tutorial, I'm going to demonstrate how you can dynamically merge columns using a low code method with the Power Query Table.CombineColumns functi. An example of that is when you want to create that combination only virtually as part of a measure calculation that evaluates dynamically.
