PREHOOK: query: explain 
select count(*) from (select c.ctinyint 
from alltypesorc c
left outer join alltypesorc cd
  on cd.cint = c.cint 
left outer join alltypesorc hd
  on hd.ctinyint = c.ctinyint
) t1
PREHOOK: type: QUERY
POSTHOOK: query: explain 
select count(*) from (select c.ctinyint 
from alltypesorc c
left outer join alltypesorc cd
  on cd.cint = c.cint 
left outer join alltypesorc hd
  on hd.ctinyint = c.ctinyint
) t1
POSTHOOK: type: QUERY
STAGE DEPENDENCIES:
  Stage-2 is a root stage
  Stage-1 depends on stages: Stage-2
  Stage-0 depends on stages: Stage-1

STAGE PLANS:
  Stage: Stage-2
    Spark
#### A masked pattern was here ####
      Vertices:
        Map 3 
            Map Operator Tree:
                TableScan
                  alias: c
                  Statistics: Num rows: 12288 Data size: 377237 Basic stats: COMPLETE Column stats: NONE
                  Select Operator
                    expressions: cint (type: int)
                    outputColumnNames: _col0
                    Statistics: Num rows: 12288 Data size: 377237 Basic stats: COMPLETE Column stats: NONE
                    Spark HashTable Sink Operator
                      keys:
                        0 _col1 (type: int)
                        1 _col0 (type: int)
            Local Work:
              Map Reduce Local Work
        Map 4 
            Map Operator Tree:
                TableScan
                  alias: c
                  Statistics: Num rows: 12288 Data size: 377237 Basic stats: COMPLETE Column stats: NONE
                  Select Operator
                    expressions: ctinyint (type: tinyint)
                    outputColumnNames: _col0
                    Statistics: Num rows: 12288 Data size: 377237 Basic stats: COMPLETE Column stats: NONE
                    Spark HashTable Sink Operator
                      keys:
                        0 _col0 (type: tinyint)
                        1 _col0 (type: tinyint)
            Local Work:
              Map Reduce Local Work

  Stage: Stage-1
    Spark
      Edges:
        Reducer 2 <- Map 1 (GROUP, 1)
#### A masked pattern was here ####
      Vertices:
        Map 1 
            Map Operator Tree:
                TableScan
                  alias: c
                  Statistics: Num rows: 12288 Data size: 377237 Basic stats: COMPLETE Column stats: NONE
                  Select Operator
                    expressions: ctinyint (type: tinyint), cint (type: int)
                    outputColumnNames: _col0, _col1
                    Statistics: Num rows: 12288 Data size: 377237 Basic stats: COMPLETE Column stats: NONE
                    Map Join Operator
                      condition map:
                           Left Outer Join0 to 1
                      keys:
                        0 _col1 (type: int)
                        1 _col0 (type: int)
                      outputColumnNames: _col0
                      input vertices:
                        1 Map 3
                      Statistics: Num rows: 13516 Data size: 414960 Basic stats: COMPLETE Column stats: NONE
                      Map Join Operator
                        condition map:
                             Left Outer Join0 to 1
                        keys:
                          0 _col0 (type: tinyint)
                          1 _col0 (type: tinyint)
                        input vertices:
                          1 Map 4
                        Statistics: Num rows: 14867 Data size: 456456 Basic stats: COMPLETE Column stats: NONE
                        Group By Operator
                          aggregations: count()
                          mode: hash
                          outputColumnNames: _col0
                          Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
                          Reduce Output Operator
                            sort order: 
                            Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
                            value expressions: _col0 (type: bigint)
            Local Work:
              Map Reduce Local Work
            Execution mode: vectorized
        Reducer 2 
            Reduce Operator Tree:
              Group By Operator
                aggregations: count(VALUE._col0)
                mode: mergepartial
                outputColumnNames: _col0
                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
                Select Operator
                  expressions: _col0 (type: bigint)
                  outputColumnNames: _col0
                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
                  File Output Operator
                    compressed: false
                    Statistics: Num rows: 1 Data size: 8 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
            Execution mode: vectorized

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

PREHOOK: query: select count(*) from (select c.ctinyint
from alltypesorc c
left outer join alltypesorc cd
  on cd.cint = c.cint 
left outer join alltypesorc hd
  on hd.ctinyint = c.ctinyint
) t1
PREHOOK: type: QUERY
PREHOOK: Input: default@alltypesorc
#### A masked pattern was here ####
POSTHOOK: query: select count(*) from (select c.ctinyint
from alltypesorc c
left outer join alltypesorc cd
  on cd.cint = c.cint 
left outer join alltypesorc hd
  on hd.ctinyint = c.ctinyint
) t1
POSTHOOK: type: QUERY
POSTHOOK: Input: default@alltypesorc
#### A masked pattern was here ####
225951785