Saving all output to "!!{outputDirectory}!!/multi_join_union.q.raw". Enter "record" with no arguments to stop it.
>>>  !run !!{qFileDirectory}!!/multi_join_union.q
>>>  
>>>  set hive.auto.convert.join=true;
No rows affected 
>>>  
>>>  CREATE TABLE src11 as SELECT * FROM src;
'key','value'
No rows selected 
>>>  CREATE TABLE src12 as SELECT * FROM src;
'key','value'
No rows selected 
>>>  CREATE TABLE src13 as SELECT * FROM src;
'key','value'
No rows selected 
>>>  CREATE TABLE src14 as SELECT * FROM src;
'key','value'
No rows selected 
>>>  
>>>  
>>>  EXPLAIN SELECT * FROM 
src11 a JOIN 
src12 b ON (a.key = b.key) JOIN 
(SELECT * FROM (SELECT * FROM src13 UNION ALL SELECT * FROM src14)a )c ON c.value = b.value;
'Explain'
'ABSTRACT SYNTAX TREE:'
'  (TOK_QUERY (TOK_FROM (TOK_JOIN (TOK_JOIN (TOK_TABREF (TOK_TABNAME src11) a) (TOK_TABREF (TOK_TABNAME src12) b) (= (. (TOK_TABLE_OR_COL a) key) (. (TOK_TABLE_OR_COL b) key))) (TOK_SUBQUERY (TOK_QUERY (TOK_FROM (TOK_SUBQUERY (TOK_UNION (TOK_QUERY (TOK_FROM (TOK_TABREF (TOK_TABNAME src13))) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_SELEXPR TOK_ALLCOLREF)))) (TOK_QUERY (TOK_FROM (TOK_TABREF (TOK_TABNAME src14))) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_SELEXPR TOK_ALLCOLREF))))) a)) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_SELEXPR TOK_ALLCOLREF)))) c) (= (. (TOK_TABLE_OR_COL c) value) (. (TOK_TABLE_OR_COL b) value)))) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_SELEXPR TOK_ALLCOLREF))))'
''
'STAGE DEPENDENCIES:'
'  Stage-11 is a root stage , consists of Stage-14, Stage-15, Stage-1'
'  Stage-14 has a backup stage: Stage-1'
'  Stage-9 depends on stages: Stage-14'
'  Stage-8 depends on stages: Stage-1, Stage-9, Stage-10 , consists of Stage-12, Stage-13, Stage-2'
'  Stage-12 has a backup stage: Stage-2'
'  Stage-6 depends on stages: Stage-12'
'  Stage-13 has a backup stage: Stage-2'
'  Stage-7 depends on stages: Stage-13'
'  Stage-2'
'  Stage-15 has a backup stage: Stage-1'
'  Stage-10 depends on stages: Stage-15'
'  Stage-1'
'  Stage-0 is a root stage'
''
'STAGE PLANS:'
'  Stage: Stage-11'
'    Conditional Operator'
''
'  Stage: Stage-14'
'    Map Reduce Local Work'
'      Alias -> Map Local Tables:'
'        b '
'          Fetch Operator'
'            limit: -1'
'      Alias -> Map Local Operator Tree:'
'        b '
'          TableScan'
'            alias: b'
'            HashTable Sink Operator'
'              condition expressions:'
'                0 {key} {value}'
'                1 {key} {value}'
'              handleSkewJoin: false'
'              keys:'
'                0 [Column[key]]'
'                1 [Column[key]]'
'              Position of Big Table: 0'
''
'  Stage: Stage-9'
'    Map Reduce'
'      Alias -> Map Operator Tree:'
'        a '
'          TableScan'
'            alias: a'
'            Map Join Operator'
'              condition map:'
'                   Inner Join 0 to 1'
'              condition expressions:'
'                0 {key} {value}'
'                1 {key} {value}'
'              handleSkewJoin: false'
'              keys:'
'                0 [Column[key]]'
'                1 [Column[key]]'
'              outputColumnNames: _col0, _col1, _col4, _col5'
'              Position of Big Table: 0'
'              File Output Operator'
'                compressed: false'
'                GlobalTableId: 0'
'                table:'
'                    input format: org.apache.hadoop.mapred.SequenceFileInputFormat'
'                    output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat'
'      Local Work:'
'        Map Reduce Local Work'
''
'  Stage: Stage-8'
'    Conditional Operator'
''
'  Stage: Stage-12'
'    Map Reduce Local Work'
'      Alias -> Map Local Tables:'
'        c-subquery1:a-subquery1:src13 '
'          Fetch Operator'
'            limit: -1'
'        c-subquery2:a-subquery2:src14 '
'          Fetch Operator'
'            limit: -1'
'      Alias -> Map Local Operator Tree:'
'        c-subquery1:a-subquery1:src13 '
'          TableScan'
'            alias: src13'
'            Select Operator'
'              expressions:'
'                    expr: key'
'                    type: string'
'                    expr: value'
'                    type: string'
'              outputColumnNames: _col0, _col1'
'              Union'
'                Select Operator'
'                  expressions:'
'                        expr: _col0'
'                        type: string'
'                        expr: _col1'
'                        type: string'
'                  outputColumnNames: _col0, _col1'
'                  HashTable Sink Operator'
'                    condition expressions:'
'                      0 {_col4} {_col5} {_col0} {_col1}'
'                      1 {_col0} {_col1}'
'                    handleSkewJoin: false'
'                    keys:'
'                      0 [Column[_col5]]'
'                      1 [Column[_col1]]'
'                    Position of Big Table: 0'
'        c-subquery2:a-subquery2:src14 '
'          TableScan'
'            alias: src14'
'            Select Operator'
'              expressions:'
'                    expr: key'
'                    type: string'
'                    expr: value'
'                    type: string'
'              outputColumnNames: _col0, _col1'
'              Union'
'                Select Operator'
'                  expressions:'
'                        expr: _col0'
'                        type: string'
'                        expr: _col1'
'                        type: string'
'                  outputColumnNames: _col0, _col1'
'                  HashTable Sink Operator'
'                    condition expressions:'
'                      0 {_col4} {_col5} {_col0} {_col1}'
'                      1 {_col0} {_col1}'
'                    handleSkewJoin: false'
'                    keys:'
'                      0 [Column[_col5]]'
'                      1 [Column[_col1]]'
'                    Position of Big Table: 0'
''
'  Stage: Stage-6'
'    Map Reduce'
'      Alias -> Map Operator Tree:'
'        $INTNAME '
'            Map Join Operator'
'              condition map:'
'                   Inner Join 0 to 1'
'              condition expressions:'
'                0 {_col4} {_col5} {_col0} {_col1}'
'                1 {_col0} {_col1}'
'              handleSkewJoin: false'
'              keys:'
'                0 [Column[_col5]]'
'                1 [Column[_col1]]'
'              outputColumnNames: _col0, _col1, _col4, _col5, _col8, _col9'
'              Position of Big Table: 0'
'              Select Operator'
'                expressions:'
'                      expr: _col4'
'                      type: string'
'                      expr: _col5'
'                      type: string'
'                      expr: _col0'
'                      type: string'
'                      expr: _col1'
'                      type: string'
'                      expr: _col8'
'                      type: string'
'                      expr: _col9'
'                      type: string'
'                outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5'
'                File Output Operator'
'                  compressed: false'
'                  GlobalTableId: 0'
'                  table:'
'                      input format: org.apache.hadoop.mapred.TextInputFormat'
'                      output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat'
'      Local Work:'
'        Map Reduce Local Work'
''
'  Stage: Stage-13'
'    Map Reduce Local Work'
'      Alias -> Map Local Tables:'
'        $INTNAME '
'          Fetch Operator'
'            limit: -1'
'      Alias -> Map Local Operator Tree:'
'        $INTNAME '
'            HashTable Sink Operator'
'              condition expressions:'
'                0 {_col4} {_col5} {_col0} {_col1}'
'                1 {_col0} {_col1}'
'              handleSkewJoin: false'
'              keys:'
'                0 [Column[_col5]]'
'                1 [Column[_col1]]'
'              Position of Big Table: 1'
''
'  Stage: Stage-7'
'    Map Reduce'
'      Alias -> Map Operator Tree:'
'        c-subquery1:a-subquery1:src13 '
'          TableScan'
'            alias: src13'
'            Select Operator'
'              expressions:'
'                    expr: key'
'                    type: string'
'                    expr: value'
'                    type: string'
'              outputColumnNames: _col0, _col1'
'              Union'
'                Select Operator'
'                  expressions:'
'                        expr: _col0'
'                        type: string'
'                        expr: _col1'
'                        type: string'
'                  outputColumnNames: _col0, _col1'
'                  Map Join Operator'
'                    condition map:'
'                         Inner Join 0 to 1'
'                    condition expressions:'
'                      0 {_col4} {_col5} {_col0} {_col1}'
'                      1 {_col0} {_col1}'
'                    handleSkewJoin: false'
'                    keys:'
'                      0 [Column[_col5]]'
'                      1 [Column[_col1]]'
'                    outputColumnNames: _col0, _col1, _col4, _col5, _col8, _col9'
'                    Position of Big Table: 1'
'                    Select Operator'
'                      expressions:'
'                            expr: _col4'
'                            type: string'
'                            expr: _col5'
'                            type: string'
'                            expr: _col0'
'                            type: string'
'                            expr: _col1'
'                            type: string'
'                            expr: _col8'
'                            type: string'
'                            expr: _col9'
'                            type: string'
'                      outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5'
'                      File Output Operator'
'                        compressed: false'
'                        GlobalTableId: 0'
'                        table:'
'                            input format: org.apache.hadoop.mapred.TextInputFormat'
'                            output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat'
'        c-subquery2:a-subquery2:src14 '
'          TableScan'
'            alias: src14'
'            Select Operator'
'              expressions:'
'                    expr: key'
'                    type: string'
'                    expr: value'
'                    type: string'
'              outputColumnNames: _col0, _col1'
'              Union'
'                Select Operator'
'                  expressions:'
'                        expr: _col0'
'                        type: string'
'                        expr: _col1'
'                        type: string'
'                  outputColumnNames: _col0, _col1'
'                  Map Join Operator'
'                    condition map:'
'                         Inner Join 0 to 1'
'                    condition expressions:'
'                      0 {_col4} {_col5} {_col0} {_col1}'
'                      1 {_col0} {_col1}'
'                    handleSkewJoin: false'
'                    keys:'
'                      0 [Column[_col5]]'
'                      1 [Column[_col1]]'
'                    outputColumnNames: _col0, _col1, _col4, _col5, _col8, _col9'
'                    Position of Big Table: 1'
'                    Select Operator'
'                      expressions:'
'                            expr: _col4'
'                            type: string'
'                            expr: _col5'
'                            type: string'
'                            expr: _col0'
'                            type: string'
'                            expr: _col1'
'                            type: string'
'                            expr: _col8'
'                            type: string'
'                            expr: _col9'
'                            type: string'
'                      outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5'
'                      File Output Operator'
'                        compressed: false'
'                        GlobalTableId: 0'
'                        table:'
'                            input format: org.apache.hadoop.mapred.TextInputFormat'
'                            output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat'
'      Local Work:'
'        Map Reduce Local Work'
''
'  Stage: Stage-2'
'    Map Reduce'
'      Alias -> Map Operator Tree:'
'        $INTNAME '
'            Reduce Output Operator'
'              key expressions:'
'                    expr: _col5'
'                    type: string'
'              sort order: +'
'              Map-reduce partition columns:'
'                    expr: _col5'
'                    type: string'
'              tag: 0'
'              value expressions:'
'                    expr: _col4'
'                    type: string'
'                    expr: _col5'
'                    type: string'
'                    expr: _col0'
'                    type: string'
'                    expr: _col1'
'                    type: string'
'        c-subquery1:a-subquery1:src13 '
'          TableScan'
'            alias: src13'
'            Select Operator'
'              expressions:'
'                    expr: key'
'                    type: string'
'                    expr: value'
'                    type: string'
'              outputColumnNames: _col0, _col1'
'              Union'
'                Select Operator'
'                  expressions:'
'                        expr: _col0'
'                        type: string'
'                        expr: _col1'
'                        type: string'
'                  outputColumnNames: _col0, _col1'
'                  Reduce Output Operator'
'                    key expressions:'
'                          expr: _col1'
'                          type: string'
'                    sort order: +'
'                    Map-reduce partition columns:'
'                          expr: _col1'
'                          type: string'
'                    tag: 1'
'                    value expressions:'
'                          expr: _col0'
'                          type: string'
'                          expr: _col1'
'                          type: string'
'        c-subquery2:a-subquery2:src14 '
'          TableScan'
'            alias: src14'
'            Select Operator'
'              expressions:'
'                    expr: key'
'                    type: string'
'                    expr: value'
'                    type: string'
'              outputColumnNames: _col0, _col1'
'              Union'
'                Select Operator'
'                  expressions:'
'                        expr: _col0'
'                        type: string'
'                        expr: _col1'
'                        type: string'
'                  outputColumnNames: _col0, _col1'
'                  Reduce Output Operator'
'                    key expressions:'
'                          expr: _col1'
'                          type: string'
'                    sort order: +'
'                    Map-reduce partition columns:'
'                          expr: _col1'
'                          type: string'
'                    tag: 1'
'                    value expressions:'
'                          expr: _col0'
'                          type: string'
'                          expr: _col1'
'                          type: string'
'      Reduce Operator Tree:'
'        Join Operator'
'          condition map:'
'               Inner Join 0 to 1'
'          condition expressions:'
'            0 {VALUE._col0} {VALUE._col1} {VALUE._col4} {VALUE._col5}'
'            1 {VALUE._col0} {VALUE._col1}'
'          handleSkewJoin: false'
'          outputColumnNames: _col0, _col1, _col4, _col5, _col8, _col9'
'          Select Operator'
'            expressions:'
'                  expr: _col4'
'                  type: string'
'                  expr: _col5'
'                  type: string'
'                  expr: _col0'
'                  type: string'
'                  expr: _col1'
'                  type: string'
'                  expr: _col8'
'                  type: string'
'                  expr: _col9'
'                  type: string'
'            outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5'
'            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-15'
'    Map Reduce Local Work'
'      Alias -> Map Local Tables:'
'        a '
'          Fetch Operator'
'            limit: -1'
'      Alias -> Map Local Operator Tree:'
'        a '
'          TableScan'
'            alias: a'
'            HashTable Sink Operator'
'              condition expressions:'
'                0 {key} {value}'
'                1 {key} {value}'
'              handleSkewJoin: false'
'              keys:'
'                0 [Column[key]]'
'                1 [Column[key]]'
'              Position of Big Table: 1'
''
'  Stage: Stage-10'
'    Map Reduce'
'      Alias -> Map Operator Tree:'
'        b '
'          TableScan'
'            alias: b'
'            Map Join Operator'
'              condition map:'
'                   Inner Join 0 to 1'
'              condition expressions:'
'                0 {key} {value}'
'                1 {key} {value}'
'              handleSkewJoin: false'
'              keys:'
'                0 [Column[key]]'
'                1 [Column[key]]'
'              outputColumnNames: _col0, _col1, _col4, _col5'
'              Position of Big Table: 1'
'              File Output Operator'
'                compressed: false'
'                GlobalTableId: 0'
'                table:'
'                    input format: org.apache.hadoop.mapred.SequenceFileInputFormat'
'                    output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat'
'      Local Work:'
'        Map Reduce Local Work'
''
'  Stage: Stage-1'
'    Map Reduce'
'      Alias -> Map Operator Tree:'
'        a '
'          TableScan'
'            alias: a'
'            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'
'                    expr: value'
'                    type: string'
'        b '
'          TableScan'
'            alias: b'
'            Reduce Output Operator'
'              key expressions:'
'                    expr: key'
'                    type: string'
'              sort order: +'
'              Map-reduce partition columns:'
'                    expr: key'
'                    type: string'
'              tag: 1'
'              value expressions:'
'                    expr: key'
'                    type: string'
'                    expr: value'
'                    type: string'
'      Reduce Operator Tree:'
'        Join Operator'
'          condition map:'
'               Inner Join 0 to 1'
'          condition expressions:'
'            0 {VALUE._col0} {VALUE._col1}'
'            1 {VALUE._col0} {VALUE._col1}'
'          handleSkewJoin: false'
'          outputColumnNames: _col0, _col1, _col4, _col5'
'          File Output Operator'
'            compressed: false'
'            GlobalTableId: 0'
'            table:'
'                input format: org.apache.hadoop.mapred.SequenceFileInputFormat'
'                output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat'
''
'  Stage: Stage-0'
'    Fetch Operator'
'      limit: -1'
''
''
525 rows selected 
>>>  !record