How to create a relationship in power bi without unique values

    In this Power BI article, we will see how to create a relationship in Power BI without unique values in Power Bi.

    Create a relationship in power bi without unique values

    Let us see how we can create a relationship in power bi without unique values in Power Bi.

    In this example, I have used the Team Appearances table data, we will create a relationship between two tables (Team A & Team B) and team values. First, we will filter the unique team’s values from the two different tables using Power Bi Dax.

    Team A

    create a relationship in power bi without unique values example
    create a relationship in power bi without unique values example

    Team B

    Example of create a relationship in power bi without unique values
    Example of create a relationship in power bi without unique values
    • Open the Power Bi desktop and use the get data option to load the data into it. In the Model, the section makes the relationship between two columns.
    • Here you can see, the below screenshot displays many-to-many relationships with neither of the team having unique values.
    How to create a relationship in power bi without unique values
    How to create a relationship in power bi without unique values
    • Now to find the unique values between two tables, create a new table and apply the below-mentioned formula to retrieve unique column values from different tables:
    Uniq_Team_Table = 
    FILTER (
        DISTINCT (
            UNION (
                VALUES ( 'Team A'[Teams] ),
                VALUES ( 'Team B'[Teams] )
            )
        ),
        'Team A'[Teams] <> BLANK ()
    )

    Where,

    • Uniq_Team_Table = Table Name
    • Team A, Team B = Existing Table Name
    • Teams = Existing Column names

    In the below screenshot, you can see that it displays the unique values from the two different tables.

    create a relationship in power bi without unique values
    create a relationship in power bi without unique values
    • Now in the Model section, create a relationship for the Teams presented in the Team A and Team B tables with the Unique Team Table.
    • It automatically creates one to one relationship for the Team A( Teams) and Team B( Teams ) values with Unique Team value as highlighted below:
    How to create a relationship in power bi without unique values example
    How to create a relationship in power bi without unique values example

    This is how to create a relationship in power bi without unique values in Power Bi.

    This Power BI article is illustrated how to create a relationship in Power BI without unique values in Power Bi.

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