Github user liancheng commented on a diff in the pull request:
https://github.com/apache/spark/pull/5289#discussion_r27495112
--- Diff:
sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveMetastoreCatalog.scala ---
@@ -780,10 +789,7 @@ private[hive] case class MetastoreRelation
val columnOrdinals = AttributeMap(attributes.zipWithIndex)
override def newInstance() = {
- val newCopy = MetastoreRelation(databaseName, tableName, alias)(table,
partitions)(sqlContext)
- // The project here is an ugly hack to work around the fact that
MetastoreRelation's
- // equals method is broken. Please remove this when SPARK-6555 is
fixed.
- Project(newCopy.output, newCopy)
+ MetastoreRelation(databaseName, tableName, alias)(table,
partitions)(sqlContext)
--- End diff --
Reverts workaround introduced in #5251.
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