error when running sqoop2 server on Amazon EMR wit
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: I'mtryingtoinstallsqoop2(version1.99.3)onanAmazonEMRcluster(AMIversion3.2.0/Hadoopversion2.4.0).WhenIstartthesqoops......
where is hadoop-test.jar in Hadoop2?
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: IwanttousetestmapredsortforbenchmarkingsortinHadoop.IamNOTusingTeraSortnow. hadoop-*test*.jarissupposedtocontainthetest......
Apache PIG, ELEPHANTBIRDJSON Loader
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: I'mtryingtoparsebelowinput(thereare2recordsinthisinput)usingElephantbirdjsonloader [{"node_disk_lnum_1":36,"node_disk_xfer......
How to change HDFS replication factor for HIVE alo
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: OurcurrentHDFSClusterhasreplicationfactor1.Buttoimprovetheperformanceandreliability(nodefailure)wewanttoincreaseHiveinter......
Hadoop pig XPath returning empty attribute value
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: IamusingclouderaHadoop2.6,pig0.15versions. Iamtryingtoextractdatafromxmlfile.Belowyoucanseepartofxmlfile. <produc......
How to find installation mode of Hadoop 2.x
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: whatisthequickestwayoffindingtheinstallationmodeoftheHadoop2.x? IjustwanttolearnthebestwaytofindthemodewhenIlogin......
Hadoop 2.6.0 - Asking password for the user while
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: I'veinstalledhadoop2.6.0inubuntulinuxonapseudodistributedmode.Everythingisfineexceptthisissue.WhenIrunthestart-dfs.shs......
Ambari shows service as stopped
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: WeareusingHortonworksHDP2.1withAmbari1.6.1 Afteracrashinourunderlyinghardwarewerestartedourclustersomedaysago.Wegote......
Error when querying avro-backed hive table: java.l
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: IamtryingtocreateahivetableonazureHDInsightfromanavrofileexportedfromrawgoogleanalyticsdatainBigQuery. Itseemstowor......
Run multiple reducers on single output from mapper
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: Iamimplementingaleftjoinfunctionalityusingmapreduce.Leftsideishavingaround600millionrecordsandrightsideishavingaround......
Hadoop Mahout Clustering
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: IamtryingtoapplycanopyclusteringinMahout.Ialreadyconvertedatextfileintosequencefile.Buticannotviewthesequencefile.An......
What exactly is output of mapper and reducer funct
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: ThisisafollowupquestionofExtractingrowscontainingspecificvalueusingmapReduceandhadoop Mapperfunction publicstaticclass......
Correct order of various phases of MR job?
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: IamtryingtounderstandthevariousphaseswhichaMRJobgoesthrough.Ireadonlinedocumentationforthesame. Basedonthis,myunders......
Hadoop : how to start my first project
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: I'mstartingtoworkwithHadoopbutIdon'tknowwhereandhowdoit.I'mworkingonOSXandIfollowsometutorialtoinstallHadoop,it's......
How to load data to same Hive table if file has di
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: Ihaveamaintable(Employee)whichishaving10columnsandIcanloaddataintoitusingloaddatainpath/file1.txtintotableEmployee ......
WEBHDFS REST API to copy/move files from windows s
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: UsingWEBHDFSRESTAPIcallscanitransferorcopythefilesfromWindowsmachine(i.e.windowsserverorwindowslocalfolderordesktop)to......
Can a hive script be run from another hive script?
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: Ihavecreatedtwohivescriptsscript1.hqlandscript2.hql. Isitpossibletorunthescriptscript2.hqlfromscript1.hql? Ireadaboutus......
How to add an hard disk to hadoop
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: IinstalledHadoop2.4onUbuntu14.04andnowIamtryingtoaddaninternalsataHDtotheexistingcluster. Ihavemountedthenewhdin......
IllegalAccessError for RequestHedgingRMFailoverPro
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: I'mtryingtolaunchApacheTwillapplicationfromhadoopcluster,theclusterisrecentlyupgradedfromHDP2.2toHDP2.5butI'mgettingl......
How to check whether the file exist in HDFS locati
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: HowtocheckwhetherafileinHDFSlocationisexistornot,usingOozie? InmyHDFSlocationIwillgetafilelikethistest_08_01_2016.......
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