Github user michalsenkyr commented on a diff in the pull request: https://github.com/apache/spark/pull/20505#discussion_r167437023 --- Diff: sql/core/src/main/scala/org/apache/spark/sql/SQLImplicits.scala --- @@ -165,11 +165,15 @@ abstract class SQLImplicits extends LowPrioritySQLImplicits { def newProductSeqEncoder[A <: Product : TypeTag]: Encoder[Seq[A]] = ExpressionEncoder() /** @since 2.2.0 */ - implicit def newSequenceEncoder[T <: Seq[_] : TypeTag]: Encoder[T] = ExpressionEncoder() + implicit def newSequenceEncoder[T[_], E : Encoder] --- End diff -- Just letting you know that I updated this PR with the above fix. MiMa is now passing.
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