Hi @Amelie,
To get the results to appear in one row in queries you’ll just need to use the (aggregated) value in the query. If you’ve never set up a table aggregation, we have documentation on it here! Creating a table aggregation will combine all the records into a single string so only one row is returned instead of multiple.
Query results using the Other Identifier Identifier field:
Query Results using the Other Identifier aggregation:
Let me know if this helps or if you have any other questions!