PREHOOK: query: -- SORT_QUERY_RESULTS

explain 
SELECT * FROM
  (SELECT * FROM src WHERE key+1 < 10) a
    JOIN 
  (SELECT * FROM src WHERE key+2 < 10) b
    ON a.key+1=b.key+2
PREHOOK: type: QUERY
POSTHOOK: query: -- SORT_QUERY_RESULTS

explain 
SELECT * FROM
  (SELECT * FROM src WHERE key+1 < 10) a
    JOIN 
  (SELECT * FROM src WHERE key+2 < 10) b
    ON a.key+1=b.key+2
POSTHOOK: type: QUERY
STAGE DEPENDENCIES:
  Stage-4 is a root stage
  Stage-3 depends on stages: Stage-4
  Stage-0 depends on stages: Stage-3

STAGE PLANS:
  Stage: Stage-4
    Map Reduce Local Work
      Alias -> Map Local Tables:
        $hdt$_0:src 
          Fetch Operator
            limit: -1
      Alias -> Map Local Operator Tree:
        $hdt$_0:src 
          TableScan
            alias: src
            Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
            Filter Operator
              predicate: (((UDFToDouble(key) + 1.0) < 10.0) and (UDFToDouble(key) + 1.0) is not null) (type: boolean)
              Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column stats: NONE
              Select Operator
                expressions: key (type: string), value (type: string)
                outputColumnNames: _col0, _col1
                Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column stats: NONE
                HashTable Sink Operator
                  keys:
                    0 (UDFToDouble(_col0) + 1.0) (type: double)
                    1 (UDFToDouble(_col0) + 2.0) (type: double)

  Stage: Stage-3
    Map Reduce
      Map Operator Tree:
          TableScan
            alias: src
            Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
            Filter Operator
              predicate: (((UDFToDouble(key) + 2.0) < 10.0) and (UDFToDouble(key) + 2.0) is not null) (type: boolean)
              Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column stats: NONE
              Select Operator
                expressions: key (type: string), value (type: string)
                outputColumnNames: _col0, _col1
                Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column stats: NONE
                Map Join Operator
                  condition map:
                       Inner Join 0 to 1
                  keys:
                    0 (UDFToDouble(_col0) + 1.0) (type: double)
                    1 (UDFToDouble(_col0) + 2.0) (type: double)
                  outputColumnNames: _col0, _col1, _col2, _col3
                  Statistics: Num rows: 91 Data size: 969 Basic stats: COMPLETE Column stats: NONE
                  File Output Operator
                    compressed: false
                    Statistics: Num rows: 91 Data size: 969 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
      Local Work:
        Map Reduce Local Work

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

PREHOOK: query: SELECT * FROM
  (SELECT * FROM src WHERE key+1 < 10) a
    JOIN
  (SELECT * FROM src WHERE key+2 < 10) b
    ON a.key+1=b.key+2
PREHOOK: type: QUERY
PREHOOK: Input: default@src
#### A masked pattern was here ####
POSTHOOK: query: SELECT * FROM
  (SELECT * FROM src WHERE key+1 < 10) a
    JOIN
  (SELECT * FROM src WHERE key+2 < 10) b
    ON a.key+1=b.key+2
POSTHOOK: type: QUERY
POSTHOOK: Input: default@src
#### A masked pattern was here ####
5	val_5	4	val_4
5	val_5	4	val_4
5	val_5	4	val_4