Github user chenghao-intel commented on a diff in the pull request:
https://github.com/apache/spark/pull/6767#discussion_r42705040
--- Diff:
sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveMetastoreCatalog.scala ---
@@ -875,6 +899,65 @@ private[hive] case class MetastoreRelation
}
}
+ def prepareStats(partitionPruningPred: Seq[Expression]) {
--- End diff --
Instead of changing the internal state for the case class
`MetastoreRelation`, I am wondering if we can add the `predicates` as the
attributes of the `MetastoreRelation`.
And then the `lazy val statistics` can get the size info directly by using
the code like below.
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