Github user liancheng commented on a diff in the pull request:
https://github.com/apache/spark/pull/13818#discussion_r69448268
--- Diff:
sql/hive/src/test/scala/org/apache/spark/sql/hive/parquetSuites.scala ---
@@ -425,6 +425,28 @@ class ParquetMetastoreSuite extends
ParquetPartitioningTest {
}
}
+ test("SPARK-15968: nonempty partitioned metastore Parquet table lookup
should use cached " +
+ "relation") {
+ withTable("partitioned") {
+ sql(
+ s"""CREATE TABLE partitioned (
+ | key INT,
+ | value STRING
+ |)
+ |PARTITIONED BY (part INT)
+ |STORED AS PARQUET
+ """.stripMargin)
+ sql("INSERT INTO TABLE partitioned PARTITION(part=0) SELECT 1 as
key, 'one' as value")
+
+ // First lookup fills the cache
+ val r1 = collectHadoopFsRelation (table("partitioned"))
+ // Second lookup should reuse the cache
+ val r2 = collectHadoopFsRelation (table("partitioned"))
--- End diff --
Nit: Remove space before `(`.
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