Kunal Rao created SPARK-26251:
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Summary: isnan function not picking non-numeric values
Key: SPARK-26251
URL: https://issues.apache.org/jira/browse/SPARK-26251
Project: Spark
Issue Type: Bug
Components: Spark Core
Affects Versions: 2.4.0
Reporter: Kunal Rao
import org.apache.spark.sql.functions._
List("po box 7896", "8907",
"435435").toDF("rgid").filter(isnan(col("rgid"))).show
should pick "po box 7896"
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