Github user andreweduffy commented on a diff in the pull request:

    https://github.com/apache/spark/pull/15835#discussion_r87503167
  
    --- Diff: 
sql/core/src/test/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetQuerySuite.scala
 ---
    @@ -703,6 +703,34 @@ class ParquetQuerySuite extends QueryTest with 
ParquetTest with SharedSQLContext
           }
         }
       }
    +
    +  test("SPARK-17059: Allow FileFormat to specify partition pruning 
strategy") {
    +    withSQLConf(ParquetOutputFormat.ENABLE_JOB_SUMMARY -> "true") {
    +      withTempPath { path =>
    +        spark.sparkContext.parallelize(Seq(1, 2, 3), 3)
    +          .toDF("x").write.parquet(path.getCanonicalPath)
    +
    +        val zeroPartitions = 
spark.read.parquet(path.getCanonicalPath).where("x = 0")
    +        assert(zeroPartitions.rdd.partitions.length == 0)
    +
    +        val onePartition = 
spark.read.parquet(path.getCanonicalPath).where("x = 1")
    +        assert(onePartition.rdd.partitions.length == 1)
    +      }
    +    }
    +  }
    +
    +  test("Do not filter out parquet file when missing in _metadata file") {
    --- End diff --
    
    I'm not sure I understand what this test accomplishes. If you write out 
twice with summary metadata, why would anything be missing in `_metadata` file?


---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at infrastruct...@apache.org or file a JIRA ticket
with INFRA.
---

---------------------------------------------------------------------
To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org
For additional commands, e-mail: reviews-h...@spark.apache.org

Reply via email to