[GitHub] [kyuubi] ulysses-you commented on a diff in pull request #4393: [Kyuubi #4332] Fix some bugs with `Groupby` and `CacheTable`

["ulysses-you (via GitHub)" <gi...@apache.org>]

ulysses-you commented on code in PR #4393:
URL: https://github.com/apache/kyuubi/pull/4393#discussion_r1115269948


##########
extensions/spark/kyuubi-spark-lineage/src/main/scala/org/apache/kyuubi/plugin/lineage/helper/SparkSQLLineageParseHelper.scala:
##########
@@ -327,6 +336,19 @@ trait LineageParser {
           joinColumnsLineage(parentColumnsLineage, getSelectColumnLineage(p.aggregateExpressions))
         p.children.map(extractColumnsLineage(_, nextColumnsLineage)).reduce(mergeColumnsLineage)
 
+      case p: Expand =>
+        val childColumnsLineage = ListMap(p.output.collect {
+          case attr
+              if p.references.find(
+                _.name == attr.name.split('.').last.stripPrefix("`").stripSuffix("`")).nonEmpty =>

Review Comment:
   I see. It should be a kind of bug of Spark... it's not a pretty name



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