![]() The query returns a table which appear duplicated in the Products Table. EVALUATEĬALCULATE(COUNTA('Products')) > 1 Launch the instance of DAX Studio and write the following query. Method 3 – Write a Query either in DAX Studio or Tabular Editor to find Duplicate Values Now, apply the filter on Count of Product Code > 1.Īnd you only get to see the Duplicated Product Codes. Method 2 – Create a Visual to find Duplicate ValuesĬreate a table visual and drag the Product code column to the values twiceĬhange the summarization of the second Product Code to Count. , imperial folio, half - bound morocco, gilt tops, 3 13s. Let’s have a look at another way to find duplicates. The Tabular Sheets embrace much valuable information. In the resulting Products table I just apply filter on the check column and retain all the values > 1.Ĭreating a column isn’t ideal if you are working with a very large Products table.You can also omit the Earlier function, and declare a variable instead. I’ll create a new column in the products table with the following DAX (very similar to writing a COUNTIF function in Excel) Check = Method 1 – Create a Column in the Dimension Table to find Duplicate Values Let’s took a look at 3 ways to identify duplicate values in dimension table. Power BI throws a notification that the Product Table has duplicate values in the Product Code Column. ![]() One-to-Many relationship between the fact and the dimension table requires unique values in the related column.įor example consider this attempt to make a One-to-Many relationship between the Sales and Product Table. Video – Find Duplicates in Dimension Tables In this post, I will talk about 3 ways to find duplicates in your dimension tables in Power BI. While creating our beloved One-to-Many relationship you may face an error if the dimension table has duplicate values.
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