Github user dongjoon-hyun commented on a diff in the pull request:
https://github.com/apache/spark/pull/15704#discussion_r87684919
--- Diff:
sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/HiveDDLSuite.scala
---
@@ -225,6 +226,111 @@ class HiveDDLSuite
}
}
+ test("SPARK-17732: Drop partitions by filter") {
+ withTable("sales") {
+ sql("CREATE TABLE sales(id INT) PARTITIONED BY (country STRING,
quarter STRING)")
+
+ for (country <- Seq("US", "CA", "KR")) {
+ for (quarter <- 1 to 4) {
+ sql(s"ALTER TABLE sales ADD PARTITION (country = '$country',
quarter = '$quarter')")
+ }
+ }
+
+ sql("ALTER TABLE sales DROP PARTITION (country < 'KR', quarter >
'2')")
+ checkAnswer(sql("SHOW PARTITIONS sales"),
+ Row("country=CA/quarter=1") ::
+ Row("country=CA/quarter=2") ::
+ Row("country=KR/quarter=1") ::
+ Row("country=KR/quarter=2") ::
+ Row("country=KR/quarter=3") ::
+ Row("country=KR/quarter=4") ::
+ Row("country=US/quarter=1") ::
+ Row("country=US/quarter=2") ::
+ Row("country=US/quarter=3") ::
+ Row("country=US/quarter=4") :: Nil)
+
+ sql("ALTER TABLE sales DROP PARTITION (country < 'KR'), PARTITION
(quarter <= '1')")
+ checkAnswer(sql("SHOW PARTITIONS sales"),
+ Row("country=KR/quarter=2") ::
+ Row("country=KR/quarter=3") ::
+ Row("country=KR/quarter=4") ::
+ Row("country=US/quarter=2") ::
+ Row("country=US/quarter=3") ::
+ Row("country=US/quarter=4") :: Nil)
+
+ sql("ALTER TABLE sales DROP PARTITION (country='KR', quarter='4')")
+ sql("ALTER TABLE sales DROP PARTITION (country='US', quarter='3')")
+ checkAnswer(sql("SHOW PARTITIONS sales"),
+ Row("country=KR/quarter=2") ::
+ Row("country=KR/quarter=3") ::
+ Row("country=US/quarter=2") ::
+ Row("country=US/quarter=4") :: Nil)
+
+ sql("ALTER TABLE sales DROP PARTITION (quarter <= 2), PARTITION
(quarter >= '4')")
+ checkAnswer(sql("SHOW PARTITIONS sales"),
+ Row("country=KR/quarter=3") :: Nil)
+
+ val m = intercept[AnalysisException] {
+ sql("ALTER TABLE sales DROP PARTITION (quarter <= 4), PARTITION
(quarter <= '3')")
+ }.getMessage
+ // `PARTITION (quarter <= '2')` should raises exceptions because
`PARTITION (quarter <= 4)`
--- End diff --
Thanks. I fixed that.
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