Github user jiangxb1987 commented on a diff in the pull request:
https://github.com/apache/spark/pull/16233#discussion_r95512712
--- Diff:
sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveMetastoreCatalog.scala ---
@@ -125,11 +132,16 @@ private[hive] class
HiveMetastoreCatalog(sparkSession: SparkSession) extends Log
// Otherwise, wrap the table with a Subquery using the table name.
alias.map(a => SubqueryAlias(a, qualifiedTable,
None)).getOrElse(qualifiedTable)
} else if (table.tableType == CatalogTableType.VIEW) {
+ val tableIdentifier = table.identifier
val viewText = table.viewText.getOrElse(sys.error("Invalid view
without text."))
- SubqueryAlias(
- alias.getOrElse(table.identifier.table),
- sparkSession.sessionState.sqlParser.parsePlan(viewText),
- Option(table.identifier))
+ // The relation is a view, so we wrap the relation by:
+ // 1. Add a [[View]] operator over the relation to keep track of the
view desc;
+ // 2. Wrap the logical plan in a [[SubqueryAlias]] which tracks the
name of the view.
+ val child = View(
+ desc = table,
+ output = table.schema.toAttributes,
+ child = sparkSession.sessionState.sqlParser.parsePlan(viewText))
--- End diff --
yup
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at infrastruct...@apache.org or file a JIRA ticket
with INFRA.
---
---------------------------------------------------------------------
To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org
For additional commands, e-mail: reviews-h...@spark.apache.org
