Saving all output to "!!{outputDirectory}!!/union13.q.raw". Enter "record" with no arguments to stop it.
>>>  !run !!{qFileDirectory}!!/union13.q
>>>  -- union case: both subqueries are a map-only jobs, same input, followed by filesink
>>>  
>>>  explain 
select unionsrc.key, unionsrc.value FROM (select s1.key as key, s1.value as value from src s1 UNION  ALL 
select s2.key as key, s2.value as value from src s2) unionsrc;
'Explain'
'ABSTRACT SYNTAX TREE:'
'  (TOK_QUERY (TOK_FROM (TOK_SUBQUERY (TOK_UNION (TOK_QUERY (TOK_FROM (TOK_TABREF (TOK_TABNAME src) s1)) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_SELEXPR (. (TOK_TABLE_OR_COL s1) key) key) (TOK_SELEXPR (. (TOK_TABLE_OR_COL s1) value) value)))) (TOK_QUERY (TOK_FROM (TOK_TABREF (TOK_TABNAME src) s2)) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_SELEXPR (. (TOK_TABLE_OR_COL s2) key) key) (TOK_SELEXPR (. (TOK_TABLE_OR_COL s2) value) value))))) unionsrc)) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_SELEXPR (. (TOK_TABLE_OR_COL unionsrc) key)) (TOK_SELEXPR (. (TOK_TABLE_OR_COL unionsrc) value)))))'
''
'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:'
'        null-subquery1:unionsrc-subquery1:s1 '
'          TableScan'
'            alias: s1'
'            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'
'                  File Output Operator'
'                    compressed: false'
'                    GlobalTableId: 0'
'                    table:'
'                        input format: org.apache.hadoop.mapred.TextInputFormat'
'                        output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat'
'        null-subquery2:unionsrc-subquery2:s2 '
'          TableScan'
'            alias: s2'
'            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'
'                  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'
''
''
65 rows selected 
>>>  
>>>  select unionsrc.key, unionsrc.value FROM (select s1.key as key, s1.value as value from src s1 UNION  ALL 
select s2.key as key, s2.value as value from src s2) unionsrc;
'key','value'
'238','val_238'
'238','val_238'
'86','val_86'
'86','val_86'
'311','val_311'
'311','val_311'
'27','val_27'
'27','val_27'
'165','val_165'
'165','val_165'
'409','val_409'
'409','val_409'
'255','val_255'
'255','val_255'
'278','val_278'
'278','val_278'
'98','val_98'
'98','val_98'
'484','val_484'
'484','val_484'
'265','val_265'
'265','val_265'
'193','val_193'
'193','val_193'
'401','val_401'
'401','val_401'
'150','val_150'
'150','val_150'
'273','val_273'
'273','val_273'
'224','val_224'
'224','val_224'
'369','val_369'
'369','val_369'
'66','val_66'
'66','val_66'
'128','val_128'
'128','val_128'
'213','val_213'
'213','val_213'
'146','val_146'
'146','val_146'
'406','val_406'
'406','val_406'
'429','val_429'
'429','val_429'
'374','val_374'
'374','val_374'
'152','val_152'
'152','val_152'
'469','val_469'
'469','val_469'
'145','val_145'
'145','val_145'
'495','val_495'
'495','val_495'
'37','val_37'
'37','val_37'
'327','val_327'
'327','val_327'
'281','val_281'
'281','val_281'
'277','val_277'
'277','val_277'
'209','val_209'
'209','val_209'
'15','val_15'
'15','val_15'
'82','val_82'
'82','val_82'
'403','val_403'
'403','val_403'
'166','val_166'
'166','val_166'
'417','val_417'
'417','val_417'
'430','val_430'
'430','val_430'
'252','val_252'
'252','val_252'
'292','val_292'
'292','val_292'
'219','val_219'
'219','val_219'
'287','val_287'
'287','val_287'
'153','val_153'
'153','val_153'
'193','val_193'
'193','val_193'
'338','val_338'
'338','val_338'
'446','val_446'
'446','val_446'
'459','val_459'
'459','val_459'
'394','val_394'
'394','val_394'
'237','val_237'
'237','val_237'
'482','val_482'
'482','val_482'
'174','val_174'
'174','val_174'
'413','val_413'
'413','val_413'
'494','val_494'
'494','val_494'
'207','val_207'
'207','val_207'
'199','val_199'
'199','val_199'
'466','val_466'
'466','val_466'
'208','val_208'
'208','val_208'
'174','val_174'
'174','val_174'
'399','val_399'
'399','val_399'
'396','val_396'
'396','val_396'
'247','val_247'
'247','val_247'
'417','val_417'
'417','val_417'
'489','val_489'
'489','val_489'
'162','val_162'
'162','val_162'
'377','val_377'
'377','val_377'
'397','val_397'
'397','val_397'
'309','val_309'
'309','val_309'
'365','val_365'
'365','val_365'
'266','val_266'
'266','val_266'
'439','val_439'
'439','val_439'
'342','val_342'
'342','val_342'
'367','val_367'
'367','val_367'
'325','val_325'
'325','val_325'
'167','val_167'
'167','val_167'
'195','val_195'
'195','val_195'
'475','val_475'
'475','val_475'
'17','val_17'
'17','val_17'
'113','val_113'
'113','val_113'
'155','val_155'
'155','val_155'
'203','val_203'
'203','val_203'
'339','val_339'
'339','val_339'
'0','val_0'
'0','val_0'
'455','val_455'
'455','val_455'
'128','val_128'
'128','val_128'
'311','val_311'
'311','val_311'
'316','val_316'
'316','val_316'
'57','val_57'
'57','val_57'
'302','val_302'
'302','val_302'
'205','val_205'
'205','val_205'
'149','val_149'
'149','val_149'
'438','val_438'
'438','val_438'
'345','val_345'
'345','val_345'
'129','val_129'
'129','val_129'
'170','val_170'
'170','val_170'
'20','val_20'
'20','val_20'
'489','val_489'
'489','val_489'
'157','val_157'
'157','val_157'
'378','val_378'
'378','val_378'
'221','val_221'
'221','val_221'
'92','val_92'
'92','val_92'
'111','val_111'
'111','val_111'
'47','val_47'
'47','val_47'
'72','val_72'
'72','val_72'
'4','val_4'
'4','val_4'
'280','val_280'
'280','val_280'
'35','val_35'
'35','val_35'
'427','val_427'
'427','val_427'
'277','val_277'
'277','val_277'
'208','val_208'
'208','val_208'
'356','val_356'
'356','val_356'
'399','val_399'
'399','val_399'
'169','val_169'
'169','val_169'
'382','val_382'
'382','val_382'
'498','val_498'
'498','val_498'
'125','val_125'
'125','val_125'
'386','val_386'
'386','val_386'
'437','val_437'
'437','val_437'
'469','val_469'
'469','val_469'
'192','val_192'
'192','val_192'
'286','val_286'
'286','val_286'
'187','val_187'
'187','val_187'
'176','val_176'
'176','val_176'
'54','val_54'
'54','val_54'
'459','val_459'
'459','val_459'
'51','val_51'
'51','val_51'
'138','val_138'
'138','val_138'
'103','val_103'
'103','val_103'
'239','val_239'
'239','val_239'
'213','val_213'
'213','val_213'
'216','val_216'
'216','val_216'
'430','val_430'
'430','val_430'
'278','val_278'
'278','val_278'
'176','val_176'
'176','val_176'
'289','val_289'
'289','val_289'
'221','val_221'
'221','val_221'
'65','val_65'
'65','val_65'
'318','val_318'
'318','val_318'
'332','val_332'
'332','val_332'
'311','val_311'
'311','val_311'
'275','val_275'
'275','val_275'
'137','val_137'
'137','val_137'
'241','val_241'
'241','val_241'
'83','val_83'
'83','val_83'
'333','val_333'
'333','val_333'
'180','val_180'
'180','val_180'
'284','val_284'
'284','val_284'
'12','val_12'
'12','val_12'
'230','val_230'
'230','val_230'
'181','val_181'
'181','val_181'
'67','val_67'
'67','val_67'
'260','val_260'
'260','val_260'
'404','val_404'
'404','val_404'
'384','val_384'
'384','val_384'
'489','val_489'
'489','val_489'
'353','val_353'
'353','val_353'
'373','val_373'
'373','val_373'
'272','val_272'
'272','val_272'
'138','val_138'
'138','val_138'
'217','val_217'
'217','val_217'
'84','val_84'
'84','val_84'
'348','val_348'
'348','val_348'
'466','val_466'
'466','val_466'
'58','val_58'
'58','val_58'
'8','val_8'
'8','val_8'
'411','val_411'
'411','val_411'
'230','val_230'
'230','val_230'
'208','val_208'
'208','val_208'
'348','val_348'
'348','val_348'
'24','val_24'
'24','val_24'
'463','val_463'
'463','val_463'
'431','val_431'
'431','val_431'
'179','val_179'
'179','val_179'
'172','val_172'
'172','val_172'
'42','val_42'
'42','val_42'
'129','val_129'
'129','val_129'
'158','val_158'
'158','val_158'
'119','val_119'
'119','val_119'
'496','val_496'
'496','val_496'
'0','val_0'
'0','val_0'
'322','val_322'
'322','val_322'
'197','val_197'
'197','val_197'
'468','val_468'
'468','val_468'
'393','val_393'
'393','val_393'
'454','val_454'
'454','val_454'
'100','val_100'
'100','val_100'
'298','val_298'
'298','val_298'
'199','val_199'
'199','val_199'
'191','val_191'
'191','val_191'
'418','val_418'
'418','val_418'
'96','val_96'
'96','val_96'
'26','val_26'
'26','val_26'
'165','val_165'
'165','val_165'
'327','val_327'
'327','val_327'
'230','val_230'
'230','val_230'
'205','val_205'
'205','val_205'
'120','val_120'
'120','val_120'
'131','val_131'
'131','val_131'
'51','val_51'
'51','val_51'
'404','val_404'
'404','val_404'
'43','val_43'
'43','val_43'
'436','val_436'
'436','val_436'
'156','val_156'
'156','val_156'
'469','val_469'
'469','val_469'
'468','val_468'
'468','val_468'
'308','val_308'
'308','val_308'
'95','val_95'
'95','val_95'
'196','val_196'
'196','val_196'
'288','val_288'
'288','val_288'
'481','val_481'
'481','val_481'
'457','val_457'
'457','val_457'
'98','val_98'
'98','val_98'
'282','val_282'
'282','val_282'
'197','val_197'
'197','val_197'
'187','val_187'
'187','val_187'
'318','val_318'
'318','val_318'
'318','val_318'
'318','val_318'
'409','val_409'
'409','val_409'
'470','val_470'
'470','val_470'
'137','val_137'
'137','val_137'
'369','val_369'
'369','val_369'
'316','val_316'
'316','val_316'
'169','val_169'
'169','val_169'
'413','val_413'
'413','val_413'
'85','val_85'
'85','val_85'
'77','val_77'
'77','val_77'
'0','val_0'
'0','val_0'
'490','val_490'
'490','val_490'
'87','val_87'
'87','val_87'
'364','val_364'
'364','val_364'
'179','val_179'
'179','val_179'
'118','val_118'
'118','val_118'
'134','val_134'
'134','val_134'
'395','val_395'
'395','val_395'
'282','val_282'
'282','val_282'
'138','val_138'
'138','val_138'
'238','val_238'
'238','val_238'
'419','val_419'
'419','val_419'
'15','val_15'
'15','val_15'
'118','val_118'
'118','val_118'
'72','val_72'
'72','val_72'
'90','val_90'
'90','val_90'
'307','val_307'
'307','val_307'
'19','val_19'
'19','val_19'
'435','val_435'
'435','val_435'
'10','val_10'
'10','val_10'
'277','val_277'
'277','val_277'
'273','val_273'
'273','val_273'
'306','val_306'
'306','val_306'
'224','val_224'
'224','val_224'
'309','val_309'
'309','val_309'
'389','val_389'
'389','val_389'
'327','val_327'
'327','val_327'
'242','val_242'
'242','val_242'
'369','val_369'
'369','val_369'
'392','val_392'
'392','val_392'
'272','val_272'
'272','val_272'
'331','val_331'
'331','val_331'
'401','val_401'
'401','val_401'
'242','val_242'
'242','val_242'
'452','val_452'
'452','val_452'
'177','val_177'
'177','val_177'
'226','val_226'
'226','val_226'
'5','val_5'
'5','val_5'
'497','val_497'
'497','val_497'
'402','val_402'
'402','val_402'
'396','val_396'
'396','val_396'
'317','val_317'
'317','val_317'
'395','val_395'
'395','val_395'
'58','val_58'
'58','val_58'
'35','val_35'
'35','val_35'
'336','val_336'
'336','val_336'
'95','val_95'
'95','val_95'
'11','val_11'
'11','val_11'
'168','val_168'
'168','val_168'
'34','val_34'
'34','val_34'
'229','val_229'
'229','val_229'
'233','val_233'
'233','val_233'
'143','val_143'
'143','val_143'
'472','val_472'
'472','val_472'
'322','val_322'
'322','val_322'
'498','val_498'
'498','val_498'
'160','val_160'
'160','val_160'
'195','val_195'
'195','val_195'
'42','val_42'
'42','val_42'
'321','val_321'
'321','val_321'
'430','val_430'
'430','val_430'
'119','val_119'
'119','val_119'
'489','val_489'
'489','val_489'
'458','val_458'
'458','val_458'
'78','val_78'
'78','val_78'
'76','val_76'
'76','val_76'
'41','val_41'
'41','val_41'
'223','val_223'
'223','val_223'
'492','val_492'
'492','val_492'
'149','val_149'
'149','val_149'
'449','val_449'
'449','val_449'
'218','val_218'
'218','val_218'
'228','val_228'
'228','val_228'
'138','val_138'
'138','val_138'
'453','val_453'
'453','val_453'
'30','val_30'
'30','val_30'
'209','val_209'
'209','val_209'
'64','val_64'
'64','val_64'
'468','val_468'
'468','val_468'
'76','val_76'
'76','val_76'
'74','val_74'
'74','val_74'
'342','val_342'
'342','val_342'
'69','val_69'
'69','val_69'
'230','val_230'
'230','val_230'
'33','val_33'
'33','val_33'
'368','val_368'
'368','val_368'
'103','val_103'
'103','val_103'
'296','val_296'
'296','val_296'
'113','val_113'
'113','val_113'
'216','val_216'
'216','val_216'
'367','val_367'
'367','val_367'
'344','val_344'
'344','val_344'
'167','val_167'
'167','val_167'
'274','val_274'
'274','val_274'
'219','val_219'
'219','val_219'
'239','val_239'
'239','val_239'
'485','val_485'
'485','val_485'
'116','val_116'
'116','val_116'
'223','val_223'
'223','val_223'
'256','val_256'
'256','val_256'
'263','val_263'
'263','val_263'
'70','val_70'
'70','val_70'
'487','val_487'
'487','val_487'
'480','val_480'
'480','val_480'
'401','val_401'
'401','val_401'
'288','val_288'
'288','val_288'
'191','val_191'
'191','val_191'
'5','val_5'
'5','val_5'
'244','val_244'
'244','val_244'
'438','val_438'
'438','val_438'
'128','val_128'
'128','val_128'
'467','val_467'
'467','val_467'
'432','val_432'
'432','val_432'
'202','val_202'
'202','val_202'
'316','val_316'
'316','val_316'
'229','val_229'
'229','val_229'
'469','val_469'
'469','val_469'
'463','val_463'
'463','val_463'
'280','val_280'
'280','val_280'
'2','val_2'
'2','val_2'
'35','val_35'
'35','val_35'
'283','val_283'
'283','val_283'
'331','val_331'
'331','val_331'
'235','val_235'
'235','val_235'
'80','val_80'
'80','val_80'
'44','val_44'
'44','val_44'
'193','val_193'
'193','val_193'
'321','val_321'
'321','val_321'
'335','val_335'
'335','val_335'
'104','val_104'
'104','val_104'
'466','val_466'
'466','val_466'
'366','val_366'
'366','val_366'
'175','val_175'
'175','val_175'
'403','val_403'
'403','val_403'
'483','val_483'
'483','val_483'
'53','val_53'
'53','val_53'
'105','val_105'
'105','val_105'
'257','val_257'
'257','val_257'
'406','val_406'
'406','val_406'
'409','val_409'
'409','val_409'
'190','val_190'
'190','val_190'
'406','val_406'
'406','val_406'
'401','val_401'
'401','val_401'
'114','val_114'
'114','val_114'
'258','val_258'
'258','val_258'
'90','val_90'
'90','val_90'
'203','val_203'
'203','val_203'
'262','val_262'
'262','val_262'
'348','val_348'
'348','val_348'
'424','val_424'
'424','val_424'
'12','val_12'
'12','val_12'
'396','val_396'
'396','val_396'
'201','val_201'
'201','val_201'
'217','val_217'
'217','val_217'
'164','val_164'
'164','val_164'
'431','val_431'
'431','val_431'
'454','val_454'
'454','val_454'
'478','val_478'
'478','val_478'
'298','val_298'
'298','val_298'
'125','val_125'
'125','val_125'
'431','val_431'
'431','val_431'
'164','val_164'
'164','val_164'
'424','val_424'
'424','val_424'
'187','val_187'
'187','val_187'
'382','val_382'
'382','val_382'
'5','val_5'
'5','val_5'
'70','val_70'
'70','val_70'
'397','val_397'
'397','val_397'
'480','val_480'
'480','val_480'
'291','val_291'
'291','val_291'
'24','val_24'
'24','val_24'
'351','val_351'
'351','val_351'
'255','val_255'
'255','val_255'
'104','val_104'
'104','val_104'
'70','val_70'
'70','val_70'
'163','val_163'
'163','val_163'
'438','val_438'
'438','val_438'
'119','val_119'
'119','val_119'
'414','val_414'
'414','val_414'
'200','val_200'
'200','val_200'
'491','val_491'
'491','val_491'
'237','val_237'
'237','val_237'
'439','val_439'
'439','val_439'
'360','val_360'
'360','val_360'
'248','val_248'
'248','val_248'
'479','val_479'
'479','val_479'
'305','val_305'
'305','val_305'
'417','val_417'
'417','val_417'
'199','val_199'
'199','val_199'
'444','val_444'
'444','val_444'
'120','val_120'
'120','val_120'
'429','val_429'
'429','val_429'
'169','val_169'
'169','val_169'
'443','val_443'
'443','val_443'
'323','val_323'
'323','val_323'
'325','val_325'
'325','val_325'
'277','val_277'
'277','val_277'
'230','val_230'
'230','val_230'
'478','val_478'
'478','val_478'
'178','val_178'
'178','val_178'
'468','val_468'
'468','val_468'
'310','val_310'
'310','val_310'
'317','val_317'
'317','val_317'
'333','val_333'
'333','val_333'
'493','val_493'
'493','val_493'
'460','val_460'
'460','val_460'
'207','val_207'
'207','val_207'
'249','val_249'
'249','val_249'
'265','val_265'
'265','val_265'
'480','val_480'
'480','val_480'
'83','val_83'
'83','val_83'
'136','val_136'
'136','val_136'
'353','val_353'
'353','val_353'
'172','val_172'
'172','val_172'
'214','val_214'
'214','val_214'
'462','val_462'
'462','val_462'
'233','val_233'
'233','val_233'
'406','val_406'
'406','val_406'
'133','val_133'
'133','val_133'
'175','val_175'
'175','val_175'
'189','val_189'
'189','val_189'
'454','val_454'
'454','val_454'
'375','val_375'
'375','val_375'
'401','val_401'
'401','val_401'
'421','val_421'
'421','val_421'
'407','val_407'
'407','val_407'
'384','val_384'
'384','val_384'
'256','val_256'
'256','val_256'
'26','val_26'
'26','val_26'
'134','val_134'
'134','val_134'
'67','val_67'
'67','val_67'
'384','val_384'
'384','val_384'
'379','val_379'
'379','val_379'
'18','val_18'
'18','val_18'
'462','val_462'
'462','val_462'
'492','val_492'
'492','val_492'
'100','val_100'
'100','val_100'
'298','val_298'
'298','val_298'
'9','val_9'
'9','val_9'
'341','val_341'
'341','val_341'
'498','val_498'
'498','val_498'
'146','val_146'
'146','val_146'
'458','val_458'
'458','val_458'
'362','val_362'
'362','val_362'
'186','val_186'
'186','val_186'
'285','val_285'
'285','val_285'
'348','val_348'
'348','val_348'
'167','val_167'
'167','val_167'
'18','val_18'
'18','val_18'
'273','val_273'
'273','val_273'
'183','val_183'
'183','val_183'
'281','val_281'
'281','val_281'
'344','val_344'
'344','val_344'
'97','val_97'
'97','val_97'
'469','val_469'
'469','val_469'
'315','val_315'
'315','val_315'
'84','val_84'
'84','val_84'
'28','val_28'
'28','val_28'
'37','val_37'
'37','val_37'
'448','val_448'
'448','val_448'
'152','val_152'
'152','val_152'
'348','val_348'
'348','val_348'
'307','val_307'
'307','val_307'
'194','val_194'
'194','val_194'
'414','val_414'
'414','val_414'
'477','val_477'
'477','val_477'
'222','val_222'
'222','val_222'
'126','val_126'
'126','val_126'
'90','val_90'
'90','val_90'
'169','val_169'
'169','val_169'
'403','val_403'
'403','val_403'
'400','val_400'
'400','val_400'
'200','val_200'
'200','val_200'
'97','val_97'
'97','val_97'
1,000 rows selected 
>>>  !record