PREHOOK: query: create table dest30(a int)
PREHOOK: type: CREATETABLE
PREHOOK: Output: database:default
PREHOOK: Output: default@dest30
POSTHOOK: query: create table dest30(a int)
POSTHOOK: type: CREATETABLE
POSTHOOK: Output: database:default
POSTHOOK: Output: default@dest30
PREHOOK: query: create table tst_dest30(a int)
PREHOOK: type: CREATETABLE
PREHOOK: Output: database:default
PREHOOK: Output: default@tst_dest30
POSTHOOK: query: create table tst_dest30(a int)
POSTHOOK: type: CREATETABLE
POSTHOOK: Output: database:default
POSTHOOK: Output: default@tst_dest30
PREHOOK: query: explain 
insert overwrite table dest30
select count(1) from src
PREHOOK: type: QUERY
POSTHOOK: query: explain 
insert overwrite table dest30
select count(1) from src
POSTHOOK: type: QUERY
STAGE DEPENDENCIES:
  Stage-1 is a root stage
  Stage-0 depends on stages: Stage-1
  Stage-2 depends on stages: Stage-0

STAGE PLANS:
  Stage: Stage-1
    Map Reduce
      Map Operator Tree:
          TableScan
            alias: src
            Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: COMPLETE
            Filter Operator
              predicate: (((hash(rand(460476415)) & 2147483647) % 32) = 0) (type: boolean)
              Statistics: Num rows: 250 Data size: 0 Basic stats: PARTIAL Column stats: COMPLETE
              Group By Operator
                aggregations: count(1)
                mode: hash
                outputColumnNames: _col0
                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: COMPLETE
                Reduce Output Operator
                  sort order: 
                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: COMPLETE
                  value expressions: _col0 (type: bigint)
      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: COMPLETE
          Select Operator
            expressions: UDFToInteger(_col0) (type: int)
            outputColumnNames: _col0
            Statistics: Num rows: 1 Data size: 4 Basic stats: COMPLETE Column stats: COMPLETE
            File Output Operator
              compressed: false
              Statistics: Num rows: 1 Data size: 4 Basic stats: COMPLETE Column stats: COMPLETE
              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
                  name: default.tst_dest30

  Stage: Stage-0
    Move Operator
      tables:
          replace: true
          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
              name: default.tst_dest30

  Stage: Stage-2
    Stats-Aggr Operator

PREHOOK: query: insert overwrite table dest30
select count(1) from src
PREHOOK: type: QUERY
PREHOOK: Input: default@src
PREHOOK: Output: default@tst_dest30
POSTHOOK: query: insert overwrite table dest30
select count(1) from src
POSTHOOK: type: QUERY
POSTHOOK: Input: default@src
POSTHOOK: Output: default@tst_dest30
POSTHOOK: Lineage: tst_dest30.a EXPRESSION []
PREHOOK: query: select * from tst_dest30
PREHOOK: type: QUERY
PREHOOK: Input: default@tst_dest30
#### A masked pattern was here ####
POSTHOOK: query: select * from tst_dest30
POSTHOOK: type: QUERY
POSTHOOK: Input: default@tst_dest30
#### A masked pattern was here ####
18