PREHOOK: query: create table tst1(key STRING, cnt INT)
PREHOOK: type: CREATETABLE
PREHOOK: Output: database:default
PREHOOK: Output: default@tst1
POSTHOOK: query: create table tst1(key STRING, cnt INT)
POSTHOOK: type: CREATETABLE
POSTHOOK: Output: database:default
POSTHOOK: Output: default@tst1
PREHOOK: query: INSERT OVERWRITE TABLE tst1
SELECT a.key, count(1) FROM src a group by a.key
PREHOOK: type: QUERY
PREHOOK: Input: default@src
PREHOOK: Output: default@tst1
POSTHOOK: query: INSERT OVERWRITE TABLE tst1
SELECT a.key, count(1) FROM src a group by a.key
POSTHOOK: type: QUERY
POSTHOOK: Input: default@src
POSTHOOK: Output: default@tst1
POSTHOOK: Lineage: tst1.cnt EXPRESSION [(src)a.null, ]
POSTHOOK: Lineage: tst1.key SIMPLE [(src)a.FieldSchema(name:key, type:string, comment:default), ]
PREHOOK: query: explain 
SELECT sum(a.cnt)  FROM tst1 a JOIN tst1 b ON a.key = b.key
PREHOOK: type: QUERY
POSTHOOK: query: explain 
SELECT sum(a.cnt)  FROM tst1 a JOIN tst1 b ON a.key = b.key
POSTHOOK: type: QUERY
STAGE DEPENDENCIES:
  Stage-5 is a root stage
  Stage-2 depends on stages: Stage-5
  Stage-0 depends on stages: Stage-2

STAGE PLANS:
  Stage: Stage-5
    Map Reduce Local Work
      Alias -> Map Local Tables:
        a 
          Fetch Operator
            limit: -1
      Alias -> Map Local Operator Tree:
        a 
          TableScan
            alias: a
            Statistics: Num rows: 309 Data size: 1482 Basic stats: COMPLETE Column stats: NONE
            Filter Operator
              predicate: key is not null (type: boolean)
              Statistics: Num rows: 155 Data size: 743 Basic stats: COMPLETE Column stats: NONE
              HashTable Sink Operator
                keys:
                  0 key (type: string)
                  1 key (type: string)

  Stage: Stage-2
    Map Reduce
      Map Operator Tree:
          TableScan
            alias: b
            Statistics: Num rows: 309 Data size: 1482 Basic stats: COMPLETE Column stats: NONE
            Filter Operator
              predicate: key is not null (type: boolean)
              Statistics: Num rows: 155 Data size: 743 Basic stats: COMPLETE Column stats: NONE
              Map Join Operator
                condition map:
                     Inner Join 0 to 1
                keys:
                  0 key (type: string)
                  1 key (type: string)
                outputColumnNames: _col1
                Statistics: Num rows: 170 Data size: 817 Basic stats: COMPLETE Column stats: NONE
                Group By Operator
                  aggregations: sum(_col1)
                  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
      Reduce Operator Tree:
        Group By Operator
          aggregations: sum(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

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

PREHOOK: query: SELECT sum(a.cnt)  FROM tst1 a JOIN tst1 b ON a.key = b.key
PREHOOK: type: QUERY
PREHOOK: Input: default@tst1
#### A masked pattern was here ####
POSTHOOK: query: SELECT sum(a.cnt)  FROM tst1 a JOIN tst1 b ON a.key = b.key
POSTHOOK: type: QUERY
POSTHOOK: Input: default@tst1
#### A masked pattern was here ####
500