Yaohua Zhao created SPARK-39404:
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Summary: Unable to query _metadata in streaming if getBatch
returns multiple logical nodes in the DataFrame
Key: SPARK-39404
URL: https://issues.apache.org/jira/browse/SPARK-39404
Project: Spark
Issue Type: Bug
Components: Structured Streaming
Affects Versions: 3.2.1
Reporter: Yaohua Zhao
Here:
[https://github.com/apache/spark/blob/master/sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/MicroBatchExecution.scala#L585]
We should probably `transform` instead of `match`
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