Spark query parquet toDebugString

(1) SchemaRDD[95] at RDD at SchemaRDD.scala:108
== Query Plan ==
== Physical Plan ==
InsertIntoHiveTable (MetastoreRelation tpch_100gb_parquet, q3_shipping_priority, None), Map(), true
 TakeOrdered 10, [revenue#278 DESC,o_orderdate#295 ASC]
  Aggregate false, [l_orderkey#300,o_orderdate#295,o_shippriority#298], [l_orderkey#300,SUM(PartialSum#317) AS revenue#278,o_orderdate#295,o_shippriority#298]
   Exchange (HashPartitioning [l_orderkey#300,o_orderdate#295,o_shippriority#298], 200)
    Aggregate true, [l_orderkey#300,o_orderdate#295,o_shippriority#298], [l_orderkey#300,o_orderdate#295,o_shippriority#298,SUM((l_extendedprice#305 * (1.0 - l_discount#306))) AS PartialSum#317]
     Project [o_orderdate#295,l_discount#306,o_shippriority#298,l_orderkey#300,l_extendedprice#305]
      ShuffledHashJoin [o_orderkey#291], [l_orderkey#300], BuildRight
       Exchange (HashPartitioning [o_orderkey#291], 200)
        Project [o_orderdate#295,o_orderkey#291,o_shippriority#298]
         ShuffledHashJoin [c_custkey#283], [o_custkey#292], BuildLeft
          Exchange (HashPartitioning [c_custkey#283], 200)
           !OutputFaker [c_custkey#283]
            Project [c_custkey#318]
             Filter (c_mktsegment#324 = BUILDING)
              ParquetTableScan [c_custkey#318,c_mktsegment#324], (ParquetRelation hdfs://isi-bigcluster1.csr.unibo.it:8020/user/hive/warehouse/tpch_100gb_parquet.db/customer, Some(Configuration: core-default.xml, core-site.xml, yarn-default.xml, yarn-site.xml, mapred-default.xml, mapred-site.xml, hdfs-default.xml, hdfs-site.xml), org.apache.spark.sql.hive.HiveContext@743f2543, []), []
          Exchange (HashPartitioning [o_custkey#292], 200)
           !OutputFaker [o_orderdate#295,o_custkey#292,o_orderkey#291,o_shippriority#298]
            Filter (o_orderdate#330 < 1995-03-15)
             ParquetTableScan [o_orderdate#330,o_custkey#327,o_orderkey#326,o_shippriority#333], (ParquetRelation hdfs://isi-bigcluster1.csr.unibo.it:8020/user/hive/warehouse/tpch_100gb_parquet.db/orders, Some(Configuration: core-default.xml, core-site.xml, yarn-default.xml, yarn-site.xml, mapred-default.xml, mapred-site.xml, hdfs-default.xml, hdfs-site.xml), org.apache.spark.sql.hive.HiveContext@743f2543, []), []
       Exchange (HashPartitioning [l_orderkey#300], 200)
        !OutputFaker [l_extendedprice#305,l_orderkey#300,l_discount#306]
         Project [l_extendedprice#340,l_orderkey#335,l_discount#341]
          Filter (l_shipdate#345 > 1995-03-15)
           ParquetTableScan [l_extendedprice#340,l_orderkey#335,l_discount#341,l_shipdate#345], (ParquetRelation hdfs://isi-bigcluster1.csr.unibo.it:8020/user/hive/warehouse/tpch_100gb_parquet.db/lineitem, Some(Configuration: core-default.xml, core-site.xml, yarn-default.xml, yarn-site.xml, mapred-default.xml, mapred-site.xml, hdfs-default.xml, hdfs-site.xml), org.apache.spark.sql.hive.HiveContext@743f2543, []), [] []
 |  ParallelCollectionRDD[143] at parallelize at commands.scala:46 []