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sink delta update error - merge error

arkiboys 9,706 Reputation points
2022-05-31T18:08:00.193+00:00

I get this error in sink delta where I try to do an update on delta parquet files.
n: at Sink 'sinkUpdate': java.lang.UnsupportedOperationException: Cannot perform MERGE as multiple source rows matched and attempted to update the same\ntarget row in the Delta table. By SQL semantics of merge, when multiple source rows m

Any thoughts please?

Azure Data Factory
Azure Data Factory
An Azure service for ingesting, preparing, and transforming data at scale.
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  1. arkiboys 9,706 Reputation points
    2022-05-31T19:56:49.543+00:00

    solved.
    now the same fields are present in source and target

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