fuwhu commented on a change in pull request #26805: [SPARK-15616][SQL] Add
optimizer rule PruneHiveTablePartitions
URL: https://github.com/apache/spark/pull/26805#discussion_r363016430
##########
File path:
sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveStrategies.scala
##########
@@ -150,6 +151,100 @@ class DetermineTableStats(session: SparkSession) extends
Rule[LogicalPlan] {
}
}
+/**
+ * TODO: merge this with PruneFileSourcePartitions after we completely make
hive as a data source.
+ */
+case class PruneHiveTablePartitions(session: SparkSession)
+ extends Rule[LogicalPlan] with PredicateHelper {
+ /**
+ * Extract the partition filters from the filters on the table.
+ */
+ private def extractPartitionPruningFilters(filters: Seq[Expression],
Review comment:
sure, thanks.
----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
For queries about this service, please contact Infrastructure at:
[email protected]
With regards,
Apache Git Services
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
