Github user ericl commented on a diff in the pull request:
https://github.com/apache/spark/pull/15521#discussion_r83919788
--- Diff:
sql/hive/src/test/scala/org/apache/spark/sql/hive/HiveMetadataCacheSuite.scala
---
@@ -91,6 +95,19 @@ class HiveMetadataCacheSuite extends QueryTest with
SQLTestUtils with TestHiveSi
// Test refreshing the cache.
spark.catalog.refreshTable("test")
assert(sql("select * from test").count() == 4)
+ assert(spark.table("test").inputFiles.length == 4)
+
+ // Test refresh by path separately since it goes through
different code paths than
+ // refreshTable does.
+ deleteRandomFile()
+ spark.catalog.cacheTable("test")
+ spark.catalog.refreshByPath("/some-invalid-path") // no-op
+ val e2 = intercept[SparkException] {
+ sql("select * from test").count()
+ }
+ assert(e2.getMessage.contains("FileNotFoundException"))
+ spark.catalog.refreshByPath(dir.getAbsolutePath)
--- End diff --
Makes sense. To get the old behavior, they can also disable the feature
flag.
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