I have two dataverse tables which we will call TableA and TableC. They are related to each other through a Many to Many relationship.
I then have a Combo box to display the list of values from ColumnA in Table A. A user will select a value from this list and save it which will now relate the selection from Table A to Table C.
What I would like to do and am unable to figure out, is how to filter out the values that are already related.
Initially the Combo box shows values of:
The user then relates ValueC to TableC and should only see the available values below.
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