cloud-fan commented on a change in pull request #28935:
URL: https://github.com/apache/spark/pull/28935#discussion_r446771337
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/parser/AstBuilder.scala
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@@ -2212,6 +2212,7 @@ class AstBuilder(conf: SQLConf) extends
SqlBaseBaseVisitor[AnyRef] with Logging
case ("decimal" | "dec" | "numeric", precision :: scale :: Nil) =>
DecimalType(precision.getText.toInt, scale.getText.toInt)
case ("interval", Nil) => CalendarIntervalType
+ case ("void", Nil) => HiveVoidType
Review comment:
We can just reuse `NullType`. We should forbid creating table with null
type completely, including `spark.catalog.createTable`.
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