[ https://issues.apache.org/jira/browse/SPARK-33707?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Hyukjin Kwon resolved SPARK-33707. ---------------------------------- Resolution: Won't Fix > Support multiple types of function partition pruning on hive metastore > ---------------------------------------------------------------------- > > Key: SPARK-33707 > URL: https://issues.apache.org/jira/browse/SPARK-33707 > Project: Spark > Issue Type: Improvement > Components: SQL > Affects Versions: 2.2.2, 2.3.4, 2.4.3, 3.0.0 > Reporter: chenliang > Priority: Major > > For the current version, partition pruning support is limited to the scene. > Let's look at the implementation of the source code: > > [https://github.com/apache/spark/blob/031c5ef280e0cba8c4718a6457a44b6cccb17f46/sql/hive/src/main/scala/org/apache/spark/sql/hive/client/HiveShim.scala#L840] > Hive getPartitionsByFilter() takes a string that represents partition > predicates like "str_key=\"value\" and int_key=1 ...", but for normal > functions like concat/concat_ws/substr,it does not support. > The defect can cause a large number of partitions to be scanned which will > increase the amount of data involved in the calculation and increase the > pressure of service of metastore. > -- This message was sent by Atlassian Jira (v8.3.4#803005) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org