bio.ferlab.datalake.spark3.transformation.DuplicateColumn.scala Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of datalake-spark3_2.12 Show documentation

Library built on top of Apache Spark to speed-up data lakes development..

There is a newer version: 14.8.0

package bio.ferlab.datalake.spark3.transformation

import org.apache.spark.sql.DataFrame
import org.apache.spark.sql.functions.col

case class DuplicateColumn(source: String, destination: String) extends Transformation {
  override def transform: DataFrame => DataFrame = {df =>
    df.withColumn(destination, col(source))
  }
}