zhengruifeng commented on code in PR #38686:
URL: https://github.com/apache/spark/pull/38686#discussion_r1027507821
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connector/connect/src/main/scala/org/apache/spark/sql/connect/planner/SparkConnectPlanner.scala:
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@@ -523,6 +524,19 @@ class SparkConnectPlanner(session: SparkSession) {
sameOrderExpressions = Seq.empty)
}
+ private def transformDrop(rel: proto.Drop): LogicalPlan = {
+ assert(rel.getColsCount > 0, s"cols must contains at least 1 item!")
+
+ val cols = rel.getColsList.asScala.toArray.map { expr =>
+ Column(transformExpression(expr))
Review Comment:
Do you mean verify for the arrow-based collect?
since we will remove the json code path, it always fails if there are
unsupported types.
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