PREHOOK: query: create table part2( 
    p2_partkey INT,
    p2_name STRING,
    p2_mfgr STRING,
    p2_brand STRING,
    p2_type STRING,
    p2_size INT,
    p2_container STRING,
    p2_retailprice DOUBLE,
    p2_comment STRING
)
PREHOOK: type: CREATETABLE
PREHOOK: Output: database:default
PREHOOK: Output: default@part2
POSTHOOK: query: create table part2( 
    p2_partkey INT,
    p2_name STRING,
    p2_mfgr STRING,
    p2_brand STRING,
    p2_type STRING,
    p2_size INT,
    p2_container STRING,
    p2_retailprice DOUBLE,
    p2_comment STRING
)
POSTHOOK: type: CREATETABLE
POSTHOOK: Output: database:default
POSTHOOK: Output: default@part2
PREHOOK: query: create table part3( 
    p3_partkey INT,
    p3_name STRING,
    p3_mfgr STRING,
    p3_brand STRING,
    p3_type STRING,
    p3_size INT,
    p3_container STRING,
    p3_retailprice DOUBLE,
    p3_comment STRING
)
PREHOOK: type: CREATETABLE
PREHOOK: Output: database:default
PREHOOK: Output: default@part3
POSTHOOK: query: create table part3( 
    p3_partkey INT,
    p3_name STRING,
    p3_mfgr STRING,
    p3_brand STRING,
    p3_type STRING,
    p3_size INT,
    p3_container STRING,
    p3_retailprice DOUBLE,
    p3_comment STRING
)
POSTHOOK: type: CREATETABLE
POSTHOOK: Output: database:default
POSTHOOK: Output: default@part3
PREHOOK: query: explain select *
from part p1 join part2 p2 join part3 p3 on p1.p_name = p2_name join part p4 
where p2_name = p3_name and p1.p_name = p4.p_name
PREHOOK: type: QUERY
POSTHOOK: query: explain select *
from part p1 join part2 p2 join part3 p3 on p1.p_name = p2_name join part p4 
where p2_name = p3_name and p1.p_name = p4.p_name
POSTHOOK: type: QUERY
STAGE DEPENDENCIES:
  Stage-1 is a root stage
  Stage-0 depends on stages: Stage-1

STAGE PLANS:
  Stage: Stage-1
    Map Reduce
      Map Operator Tree:
          TableScan
            alias: p1
            Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
            Filter Operator
              predicate: p_name is not null (type: boolean)
              Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
              Reduce Output Operator
                key expressions: p_name (type: string)
                sort order: +
                Map-reduce partition columns: p_name (type: string)
                Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
                value expressions: p_partkey (type: int), p_mfgr (type: string), p_brand (type: string), p_type (type: string), p_size (type: int), p_container (type: string), p_retailprice (type: double), p_comment (type: string)
          TableScan
            alias: p2
            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
            Filter Operator
              predicate: p2_name is not null (type: boolean)
              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
              Reduce Output Operator
                key expressions: p2_name (type: string)
                sort order: +
                Map-reduce partition columns: p2_name (type: string)
                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
                value expressions: p2_partkey (type: int), p2_mfgr (type: string), p2_brand (type: string), p2_type (type: string), p2_size (type: int), p2_container (type: string), p2_retailprice (type: double), p2_comment (type: string)
          TableScan
            alias: p3
            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
            Filter Operator
              predicate: p3_name is not null (type: boolean)
              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
              Reduce Output Operator
                key expressions: p3_name (type: string)
                sort order: +
                Map-reduce partition columns: p3_name (type: string)
                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
                value expressions: p3_partkey (type: int), p3_mfgr (type: string), p3_brand (type: string), p3_type (type: string), p3_size (type: int), p3_container (type: string), p3_retailprice (type: double), p3_comment (type: string)
          TableScan
            alias: p4
            Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
            Filter Operator
              predicate: p_name is not null (type: boolean)
              Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
              Reduce Output Operator
                key expressions: p_name (type: string)
                sort order: +
                Map-reduce partition columns: p_name (type: string)
                Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
                value expressions: p_partkey (type: int), p_mfgr (type: string), p_brand (type: string), p_type (type: string), p_size (type: int), p_container (type: string), p_retailprice (type: double), p_comment (type: string)
      Reduce Operator Tree:
        Join Operator
          condition map:
               Inner Join 0 to 1
               Inner Join 1 to 2
               Inner Join 0 to 3
          keys:
            0 p_name (type: string)
            1 p2_name (type: string)
            2 p3_name (type: string)
            3 p_name (type: string)
          outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5, _col6, _col7, _col8, _col12, _col13, _col14, _col15, _col16, _col17, _col18, _col19, _col20, _col24, _col25, _col26, _col27, _col28, _col29, _col30, _col31, _col32, _col36, _col37, _col38, _col39, _col40, _col41, _col42, _col43, _col44
          Statistics: Num rows: 42 Data size: 5190 Basic stats: COMPLETE Column stats: NONE
          Filter Operator
            predicate: ((_col13 = _col25) and (_col1 = _col37)) (type: boolean)
            Statistics: Num rows: 10 Data size: 1235 Basic stats: COMPLETE Column stats: NONE
            Select Operator
              expressions: _col0 (type: int), _col1 (type: string), _col2 (type: string), _col3 (type: string), _col4 (type: string), _col5 (type: int), _col6 (type: string), _col7 (type: double), _col8 (type: string), _col12 (type: int), _col13 (type: string), _col14 (type: string), _col15 (type: string), _col16 (type: string), _col17 (type: int), _col18 (type: string), _col19 (type: double), _col20 (type: string), _col24 (type: int), _col25 (type: string), _col26 (type: string), _col27 (type: string), _col28 (type: string), _col29 (type: int), _col30 (type: string), _col31 (type: double), _col32 (type: string), _col36 (type: int), _col37 (type: string), _col38 (type: string), _col39 (type: string), _col40 (type: string), _col41 (type: int), _col42 (type: string), _col43 (type: double), _col44 (type: string)
              outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5, _col6, _col7, _col8, _col9, _col10, _col11, _col12, _col13, _col14, _col15, _col16, _col17, _col18, _col19, _col20, _col21, _col22, _col23, _col24, _col25, _col26, _col27, _col28, _col29, _col30, _col31, _col32, _col33, _col34, _col35
              Statistics: Num rows: 10 Data size: 1235 Basic stats: COMPLETE Column stats: NONE
              File Output Operator
                compressed: false
                Statistics: Num rows: 10 Data size: 1235 Basic stats: COMPLETE Column stats: NONE
                table:
                    input format: org.apache.hadoop.mapred.TextInputFormat
                    output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
                    serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe

  Stage: Stage-0
    Fetch Operator
      limit: -1
      Processor Tree:
        ListSink

PREHOOK: query: explain select *
from part p1 join part2 p2 join part3 p3 on p2_name = p1.p_name join part p4 
where p2_name = p3_name and p1.p_partkey = p4.p_partkey 
            and p1.p_partkey = p2_partkey
PREHOOK: type: QUERY
POSTHOOK: query: explain select *
from part p1 join part2 p2 join part3 p3 on p2_name = p1.p_name join part p4 
where p2_name = p3_name and p1.p_partkey = p4.p_partkey 
            and p1.p_partkey = p2_partkey
POSTHOOK: type: QUERY
STAGE DEPENDENCIES:
  Stage-1 is a root stage
  Stage-2 depends on stages: Stage-1
  Stage-3 depends on stages: Stage-2
  Stage-0 depends on stages: Stage-3

STAGE PLANS:
  Stage: Stage-1
    Map Reduce
      Map Operator Tree:
          TableScan
            alias: p1
            Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
            Filter Operator
              predicate: (p_name is not null and p_partkey is not null) (type: boolean)
              Statistics: Num rows: 7 Data size: 847 Basic stats: COMPLETE Column stats: NONE
              Reduce Output Operator
                key expressions: p_name (type: string), p_partkey (type: int)
                sort order: ++
                Map-reduce partition columns: p_name (type: string), p_partkey (type: int)
                Statistics: Num rows: 7 Data size: 847 Basic stats: COMPLETE Column stats: NONE
                value expressions: p_mfgr (type: string), p_brand (type: string), p_type (type: string), p_size (type: int), p_container (type: string), p_retailprice (type: double), p_comment (type: string)
          TableScan
            alias: p2
            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
            Filter Operator
              predicate: (p2_name is not null and p2_partkey is not null) (type: boolean)
              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
              Reduce Output Operator
                key expressions: p2_name (type: string), p2_partkey (type: int)
                sort order: ++
                Map-reduce partition columns: p2_name (type: string), p2_partkey (type: int)
                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
                value expressions: p2_mfgr (type: string), p2_brand (type: string), p2_type (type: string), p2_size (type: int), p2_container (type: string), p2_retailprice (type: double), p2_comment (type: string)
      Reduce Operator Tree:
        Join Operator
          condition map:
               Inner Join 0 to 1
          keys:
            0 p_name (type: string), p_partkey (type: int)
            1 p2_name (type: string), p2_partkey (type: int)
          outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5, _col6, _col7, _col8, _col12, _col13, _col14, _col15, _col16, _col17, _col18, _col19, _col20
          Statistics: Num rows: 7 Data size: 931 Basic stats: COMPLETE Column stats: NONE
          File Output Operator
            compressed: false
            table:
                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
                output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
                serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe

  Stage: Stage-2
    Map Reduce
      Map Operator Tree:
          TableScan
            Reduce Output Operator
              key expressions: _col13 (type: string)
              sort order: +
              Map-reduce partition columns: _col13 (type: string)
              Statistics: Num rows: 7 Data size: 931 Basic stats: COMPLETE Column stats: NONE
              value expressions: _col0 (type: int), _col1 (type: string), _col2 (type: string), _col3 (type: string), _col4 (type: string), _col5 (type: int), _col6 (type: string), _col7 (type: double), _col8 (type: string), _col12 (type: int), _col14 (type: string), _col15 (type: string), _col16 (type: string), _col17 (type: int), _col18 (type: string), _col19 (type: double), _col20 (type: string)
          TableScan
            alias: p3
            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
            Filter Operator
              predicate: p3_name is not null (type: boolean)
              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
              Reduce Output Operator
                key expressions: p3_name (type: string)
                sort order: +
                Map-reduce partition columns: p3_name (type: string)
                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
                value expressions: p3_partkey (type: int), p3_mfgr (type: string), p3_brand (type: string), p3_type (type: string), p3_size (type: int), p3_container (type: string), p3_retailprice (type: double), p3_comment (type: string)
      Reduce Operator Tree:
        Join Operator
          condition map:
               Inner Join 0 to 1
          keys:
            0 _col13 (type: string)
            1 p3_name (type: string)
          outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5, _col6, _col7, _col8, _col12, _col13, _col14, _col15, _col16, _col17, _col18, _col19, _col20, _col24, _col25, _col26, _col27, _col28, _col29, _col30, _col31, _col32
          Statistics: Num rows: 7 Data size: 1024 Basic stats: COMPLETE Column stats: NONE
          File Output Operator
            compressed: false
            table:
                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
                output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
                serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe

  Stage: Stage-3
    Map Reduce
      Map Operator Tree:
          TableScan
            Reduce Output Operator
              key expressions: _col0 (type: int)
              sort order: +
              Map-reduce partition columns: _col0 (type: int)
              Statistics: Num rows: 7 Data size: 1024 Basic stats: COMPLETE Column stats: NONE
              value expressions: _col1 (type: string), _col2 (type: string), _col3 (type: string), _col4 (type: string), _col5 (type: int), _col6 (type: string), _col7 (type: double), _col8 (type: string), _col12 (type: int), _col13 (type: string), _col14 (type: string), _col15 (type: string), _col16 (type: string), _col17 (type: int), _col18 (type: string), _col19 (type: double), _col20 (type: string), _col24 (type: int), _col25 (type: string), _col26 (type: string), _col27 (type: string), _col28 (type: string), _col29 (type: int), _col30 (type: string), _col31 (type: double), _col32 (type: string)
          TableScan
            alias: p4
            Statistics: Num rows: 26 Data size: 3147 Basic stats: COMPLETE Column stats: NONE
            Filter Operator
              predicate: p_partkey is not null (type: boolean)
              Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
              Reduce Output Operator
                key expressions: p_partkey (type: int)
                sort order: +
                Map-reduce partition columns: p_partkey (type: int)
                Statistics: Num rows: 13 Data size: 1573 Basic stats: COMPLETE Column stats: NONE
                value expressions: p_name (type: string), p_mfgr (type: string), p_brand (type: string), p_type (type: string), p_size (type: int), p_container (type: string), p_retailprice (type: double), p_comment (type: string)
      Reduce Operator Tree:
        Join Operator
          condition map:
               Inner Join 0 to 1
          keys:
            0 _col0 (type: int)
            1 p_partkey (type: int)
          outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5, _col6, _col7, _col8, _col12, _col13, _col14, _col15, _col16, _col17, _col18, _col19, _col20, _col24, _col25, _col26, _col27, _col28, _col29, _col30, _col31, _col32, _col36, _col37, _col38, _col39, _col40, _col41, _col42, _col43, _col44
          Statistics: Num rows: 14 Data size: 1730 Basic stats: COMPLETE Column stats: NONE
          Filter Operator
            predicate: (((_col13 = _col25) and (_col0 = _col36)) and (_col0 = _col12)) (type: boolean)
            Statistics: Num rows: 1 Data size: 123 Basic stats: COMPLETE Column stats: NONE
            Select Operator
              expressions: _col0 (type: int), _col1 (type: string), _col2 (type: string), _col3 (type: string), _col4 (type: string), _col5 (type: int), _col6 (type: string), _col7 (type: double), _col8 (type: string), _col12 (type: int), _col13 (type: string), _col14 (type: string), _col15 (type: string), _col16 (type: string), _col17 (type: int), _col18 (type: string), _col19 (type: double), _col20 (type: string), _col24 (type: int), _col25 (type: string), _col26 (type: string), _col27 (type: string), _col28 (type: string), _col29 (type: int), _col30 (type: string), _col31 (type: double), _col32 (type: string), _col36 (type: int), _col37 (type: string), _col38 (type: string), _col39 (type: string), _col40 (type: string), _col41 (type: int), _col42 (type: string), _col43 (type: double), _col44 (type: string)
              outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5, _col6, _col7, _col8, _col9, _col10, _col11, _col12, _col13, _col14, _col15, _col16, _col17, _col18, _col19, _col20, _col21, _col22, _col23, _col24, _col25, _col26, _col27, _col28, _col29, _col30, _col31, _col32, _col33, _col34, _col35
              Statistics: Num rows: 1 Data size: 123 Basic stats: COMPLETE Column stats: NONE
              File Output Operator
                compressed: false
                Statistics: Num rows: 1 Data size: 123 Basic stats: COMPLETE Column stats: NONE
                table:
                    input format: org.apache.hadoop.mapred.TextInputFormat
                    output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
                    serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe

  Stage: Stage-0
    Fetch Operator
      limit: -1
      Processor Tree:
        ListSink