linhongliu-db commented on a change in pull request #34254:
URL: https://github.com/apache/spark/pull/34254#discussion_r727179997
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/catalog/SessionCatalog.scala
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@@ -862,6 +862,13 @@ class SessionCatalog(
}
}
+ private def isHiveCreatedView(metadata: CatalogTable): Boolean = {
+ // For views created by hive without explicit column names, there will be
auto-generated
+ // column names like "_c0", "_c1", "_c2"...
+ metadata.viewQueryColumnNames.isEmpty &&
+ metadata.schema.fieldNames.exists(_.matches("_c[0-9]+"))
Review comment:
we may have `create view v as select 1, 2, t1.a from t1`, then the
schema will be "c0, c1, a"
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