PREHOOK: query: -- TOK_ALLCOLREF
explain select * from (select a.key, a.* from (select * from src) a join (select * from src1) b on (a.key = b.key)) t
PREHOOK: type: QUERY
POSTHOOK: query: -- TOK_ALLCOLREF
explain select * from (select a.key, a.* from (select * from src) a join (select * from src1) b on (a.key = b.key)) t
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: src
            Statistics: Num rows: 29 Data size: 5812 Basic stats: COMPLETE Column stats: NONE
            Filter Operator
              predicate: key is not null (type: boolean)
              Statistics: Num rows: 15 Data size: 3006 Basic stats: COMPLETE Column stats: NONE
              Select Operator
                expressions: key (type: string), value (type: string)
                outputColumnNames: _col0, _col1
                Statistics: Num rows: 15 Data size: 3006 Basic stats: COMPLETE Column stats: NONE
                Reduce Output Operator
                  key expressions: _col0 (type: string)
                  sort order: +
                  Map-reduce partition columns: _col0 (type: string)
                  Statistics: Num rows: 15 Data size: 3006 Basic stats: COMPLETE Column stats: NONE
                  value expressions: _col1 (type: string)
          TableScan
            alias: src1
            Statistics: Num rows: 2 Data size: 216 Basic stats: COMPLETE Column stats: NONE
            Filter Operator
              predicate: key is not null (type: boolean)
              Statistics: Num rows: 1 Data size: 108 Basic stats: COMPLETE Column stats: NONE
              Select Operator
                expressions: key (type: string)
                outputColumnNames: _col0
                Statistics: Num rows: 1 Data size: 108 Basic stats: COMPLETE Column stats: NONE
                Reduce Output Operator
                  key expressions: _col0 (type: string)
                  sort order: +
                  Map-reduce partition columns: _col0 (type: string)
                  Statistics: Num rows: 1 Data size: 108 Basic stats: COMPLETE Column stats: NONE
      Reduce Operator Tree:
        Join Operator
          condition map:
               Inner Join 0 to 1
          condition expressions:
            0 {KEY.reducesinkkey0} {VALUE._col0}
            1 
          outputColumnNames: _col0, _col1
          Statistics: Num rows: 16 Data size: 3306 Basic stats: COMPLETE Column stats: NONE
          Select Operator
            expressions: _col0 (type: string), _col1 (type: string)
            outputColumnNames: _col0, _col1
            Statistics: Num rows: 16 Data size: 3306 Basic stats: COMPLETE Column stats: NONE
            File Output Operator
              compressed: false
              Statistics: Num rows: 16 Data size: 3306 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: -- DOT
explain select * from (select a.key, a.`[k].*` from (select * from src) a join (select * from src1) b on (a.key = b.key)) t
PREHOOK: type: QUERY
POSTHOOK: query: -- DOT
explain select * from (select a.key, a.`[k].*` from (select * from src) a join (select * from src1) b on (a.key = b.key)) t
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: src
            Statistics: Num rows: 58 Data size: 5812 Basic stats: COMPLETE Column stats: NONE
            Filter Operator
              predicate: key is not null (type: boolean)
              Statistics: Num rows: 29 Data size: 2906 Basic stats: COMPLETE Column stats: NONE
              Select Operator
                expressions: key (type: string)
                outputColumnNames: _col0
                Statistics: Num rows: 29 Data size: 2906 Basic stats: COMPLETE Column stats: NONE
                Reduce Output Operator
                  key expressions: _col0 (type: string)
                  sort order: +
                  Map-reduce partition columns: _col0 (type: string)
                  Statistics: Num rows: 29 Data size: 2906 Basic stats: COMPLETE Column stats: NONE
          TableScan
            alias: src1
            Statistics: Num rows: 2 Data size: 216 Basic stats: COMPLETE Column stats: NONE
            Filter Operator
              predicate: key is not null (type: boolean)
              Statistics: Num rows: 1 Data size: 108 Basic stats: COMPLETE Column stats: NONE
              Select Operator
                expressions: key (type: string)
                outputColumnNames: _col0
                Statistics: Num rows: 1 Data size: 108 Basic stats: COMPLETE Column stats: NONE
                Reduce Output Operator
                  key expressions: _col0 (type: string)
                  sort order: +
                  Map-reduce partition columns: _col0 (type: string)
                  Statistics: Num rows: 1 Data size: 108 Basic stats: COMPLETE Column stats: NONE
      Reduce Operator Tree:
        Join Operator
          condition map:
               Inner Join 0 to 1
          condition expressions:
            0 {KEY.reducesinkkey0}
            1 
          outputColumnNames: _col0
          Statistics: Num rows: 31 Data size: 3196 Basic stats: COMPLETE Column stats: NONE
          Select Operator
            expressions: _col0 (type: string)
            outputColumnNames: _col0
            Statistics: Num rows: 31 Data size: 3196 Basic stats: COMPLETE Column stats: NONE
            File Output Operator
              compressed: false
              Statistics: Num rows: 31 Data size: 3196 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: -- EXPRESSION
explain select * from (select a.key, a.key from (select * from src) a join (select * from src1) b on (a.key = b.key)) t
PREHOOK: type: QUERY
POSTHOOK: query: -- EXPRESSION
explain select * from (select a.key, a.key from (select * from src) a join (select * from src1) b on (a.key = b.key)) t
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: src
            Statistics: Num rows: 58 Data size: 5812 Basic stats: COMPLETE Column stats: NONE
            Filter Operator
              predicate: key is not null (type: boolean)
              Statistics: Num rows: 29 Data size: 2906 Basic stats: COMPLETE Column stats: NONE
              Select Operator
                expressions: key (type: string)
                outputColumnNames: _col0
                Statistics: Num rows: 29 Data size: 2906 Basic stats: COMPLETE Column stats: NONE
                Reduce Output Operator
                  key expressions: _col0 (type: string)
                  sort order: +
                  Map-reduce partition columns: _col0 (type: string)
                  Statistics: Num rows: 29 Data size: 2906 Basic stats: COMPLETE Column stats: NONE
          TableScan
            alias: src1
            Statistics: Num rows: 2 Data size: 216 Basic stats: COMPLETE Column stats: NONE
            Filter Operator
              predicate: key is not null (type: boolean)
              Statistics: Num rows: 1 Data size: 108 Basic stats: COMPLETE Column stats: NONE
              Select Operator
                expressions: key (type: string)
                outputColumnNames: _col0
                Statistics: Num rows: 1 Data size: 108 Basic stats: COMPLETE Column stats: NONE
                Reduce Output Operator
                  key expressions: _col0 (type: string)
                  sort order: +
                  Map-reduce partition columns: _col0 (type: string)
                  Statistics: Num rows: 1 Data size: 108 Basic stats: COMPLETE Column stats: NONE
      Reduce Operator Tree:
        Join Operator
          condition map:
               Inner Join 0 to 1
          condition expressions:
            0 {KEY.reducesinkkey0}
            1 
          outputColumnNames: _col0
          Statistics: Num rows: 31 Data size: 3196 Basic stats: COMPLETE Column stats: NONE
          Select Operator
            expressions: _col0 (type: string)
            outputColumnNames: _col0
            Statistics: Num rows: 31 Data size: 3196 Basic stats: COMPLETE Column stats: NONE
            File Output Operator
              compressed: false
              Statistics: Num rows: 31 Data size: 3196 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