Github user davies commented on a diff in the pull request:
https://github.com/apache/spark/pull/14607#discussion_r75947173
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/command/ddl.scala ---
@@ -443,6 +446,31 @@ case class AlterTableDropPartitionCommand(
case class AlterTableRecoverPartitionsCommand(
tableName: TableIdentifier,
cmd: String = "ALTER TABLE RECOVER PARTITIONS") extends
RunnableCommand {
+
+ // These are two fast stats in Hive Metastore
+ // see https://github.com/apache/hive/blob/master/
+ // common/src/java/org/apache/hadoop/hive/common/StatsSetupConst.java
+ val NUM_FILES = "numFiles"
+ val TOTAL_SIZE = "totalSize"
+ val DDL_TIME = "transient_lastDdlTime"
--- End diff --
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