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Hi,
Why the Join Inspect tab shows only one column?
source1--> WriteDeltaSink returns several columns in data preview
source2--> ParquetSink returns several columns in data preview
Join settings added here.
![138810-image.png][2]
[2]: /api/attachments/138810-image.png?platform=QnA
Do you see all of the joined columns when you click "data preview" on your join transformation?