PREHOOK: query: -- current
explain select src.key from src join src src2
PREHOOK: type: QUERY
POSTHOOK: query: -- current
explain select src.key from src join src src2
POSTHOOK: type: QUERY
ABSTRACT SYNTAX TREE:
  (TOK_QUERY (TOK_FROM (TOK_JOIN (TOK_TABREF (TOK_TABNAME src)) (TOK_TABREF (TOK_TABNAME src) src2))) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_SELEXPR (. (TOK_TABLE_OR_COL src) key)))))

STAGE DEPENDENCIES:
  Stage-1 is a root stage
  Stage-0 is a root stage

STAGE PLANS:
  Stage: Stage-1
    Map Reduce
      Alias -> Map Operator Tree:
        src 
          TableScan
            alias: src
            Reduce Output Operator
              sort order: 
              tag: 0
              value expressions:
                    expr: key
                    type: string
        src2 
          TableScan
            alias: src2
            Reduce Output Operator
              sort order: 
              tag: 1
      Reduce Operator Tree:
        Join Operator
          condition map:
               Inner Join 0 to 1
          condition expressions:
            0 {VALUE._col0}
            1 
          handleSkewJoin: false
          outputColumnNames: _col0
          Select Operator
            expressions:
                  expr: _col0
                  type: string
            outputColumnNames: _col0
            File Output Operator
              compressed: false
              GlobalTableId: 0
              table:
                  input format: org.apache.hadoop.mapred.TextInputFormat
                  output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat

  Stage: Stage-0
    Fetch Operator
      limit: -1


PREHOOK: query: -- ansi cross join
explain select src.key from src cross join src src2
PREHOOK: type: QUERY
POSTHOOK: query: -- ansi cross join
explain select src.key from src cross join src src2
POSTHOOK: type: QUERY
ABSTRACT SYNTAX TREE:
  (TOK_QUERY (TOK_FROM (TOK_CROSSJOIN (TOK_TABREF (TOK_TABNAME src)) (TOK_TABREF (TOK_TABNAME src) src2))) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_SELEXPR (. (TOK_TABLE_OR_COL src) key)))))

STAGE DEPENDENCIES:
  Stage-1 is a root stage
  Stage-0 is a root stage

STAGE PLANS:
  Stage: Stage-1
    Map Reduce
      Alias -> Map Operator Tree:
        src 
          TableScan
            alias: src
            Reduce Output Operator
              sort order: 
              tag: 0
              value expressions:
                    expr: key
                    type: string
        src2 
          TableScan
            alias: src2
            Reduce Output Operator
              sort order: 
              tag: 1
      Reduce Operator Tree:
        Join Operator
          condition map:
               Inner Join 0 to 1
          condition expressions:
            0 {VALUE._col0}
            1 
          handleSkewJoin: false
          outputColumnNames: _col0
          Select Operator
            expressions:
                  expr: _col0
                  type: string
            outputColumnNames: _col0
            File Output Operator
              compressed: false
              GlobalTableId: 0
              table:
                  input format: org.apache.hadoop.mapred.TextInputFormat
                  output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat

  Stage: Stage-0
    Fetch Operator
      limit: -1


PREHOOK: query: -- appending condition is allowed
explain select src.key from src cross join src src2 on src.key=src2.key
PREHOOK: type: QUERY
POSTHOOK: query: -- appending condition is allowed
explain select src.key from src cross join src src2 on src.key=src2.key
POSTHOOK: type: QUERY
ABSTRACT SYNTAX TREE:
  (TOK_QUERY (TOK_FROM (TOK_CROSSJOIN (TOK_TABREF (TOK_TABNAME src)) (TOK_TABREF (TOK_TABNAME src) src2) (= (. (TOK_TABLE_OR_COL src) key) (. (TOK_TABLE_OR_COL src2) key)))) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_SELEXPR (. (TOK_TABLE_OR_COL src) key)))))

STAGE DEPENDENCIES:
  Stage-1 is a root stage
  Stage-0 is a root stage

STAGE PLANS:
  Stage: Stage-1
    Map Reduce
      Alias -> Map Operator Tree:
        src 
          TableScan
            alias: src
            Reduce Output Operator
              key expressions:
                    expr: key
                    type: string
              sort order: +
              Map-reduce partition columns:
                    expr: key
                    type: string
              tag: 0
              value expressions:
                    expr: key
                    type: string
        src2 
          TableScan
            alias: src2
            Reduce Output Operator
              key expressions:
                    expr: key
                    type: string
              sort order: +
              Map-reduce partition columns:
                    expr: key
                    type: string
              tag: 1
      Reduce Operator Tree:
        Join Operator
          condition map:
               Inner Join 0 to 1
          condition expressions:
            0 {VALUE._col0}
            1 
          handleSkewJoin: false
          outputColumnNames: _col0
          Select Operator
            expressions:
                  expr: _col0
                  type: string
            outputColumnNames: _col0
            File Output Operator
              compressed: false
              GlobalTableId: 0
              table:
                  input format: org.apache.hadoop.mapred.TextInputFormat
                  output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat

  Stage: Stage-0
    Fetch Operator
      limit: -1