Github user hvanhovell commented on a diff in the pull request:
https://github.com/apache/spark/pull/11190#discussion_r52810307
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/CatalystQl.scala ---
@@ -667,6 +667,8 @@
https://cwiki.apache.org/confluence/display/Hive/Enhanced+Aggregation%2C+Cube%2C
UnresolvedAttribute(nameParts :+ cleanIdentifier(attr))
case other => UnresolvedExtractValue(other,
Literal(cleanIdentifier(attr)))
}
+ case Token("TOK_SUBQUERY_EXPR", Token("TOK_SUBQUERY_OP", Nil) ::
subquery :: Nil) =>
+ ScalarSubquery(nodeToPlan(subquery))
--- End diff --
This might sound excedingly dumb but I cannot find `ScalarSubquery' or
`SubqueryExpression`. Are they already in the code base? Or did you create
branch on top of another branch?
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