Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/15688#discussion_r85834452
--- Diff:
sql/core/src/test/scala/org/apache/spark/sql/execution/command/DDLSuite.scala
---
@@ -1636,15 +1635,23 @@ class DDLSuite extends QueryTest with
SharedSQLContext with BeforeAndAfterEach {
}
withTable("rectangles", "rectangles2") {
+ val data = (1 to 10).map { i => (i % 3, i % 5, i) }.toDF("width",
"length", "height")
+
data.write.saveAsTable("rectangles")
- data.write.partitionBy("length").saveAsTable("rectangles2")
+ data.write.partitionBy("width", "length").saveAsTable("rectangles2")
// not supported since the table is not partitioned
assertUnsupported("TRUNCATE TABLE rectangles PARTITION (width=1)")
// supported since partitions are stored in the metastore
+ sql("TRUNCATE TABLE rectangles2 PARTITION (width=1, length=1)")
--- End diff --
If we try to truncate a partition that does not exist, we just do nothing?
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