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    [ڣ03-08] ԴITѧ  ߣ

    ӦÿʦרҵĺĿγHadoopܵѧϰôܾJavaӦÿSSH/SSMܣApacheJavaԴţ˿Ĺ׸ʹõһֿԴJavaܡһֱѧ˵JavaJavaĺĴǿԴģǾȫţ˹ͬѧϰͬзͬģ˵Javaסԣκ˶ѧϰJavaļʹúļandroidһϵͳHadoopһĿܡѱ̵һôJavaǸSSHHadoopĿ֦ܶɢҶ

     

    ڴӦÿʦĿǰITѵŵרҵݼ˲ܸŪʱֱӵߣôҪרҵһҪҽϸ͸Hadoop̬ȦΪĿǰӦüʦڹõȫѧϰӦÿʦרҵ֮ǰҪһJava﷨Ϳܵѧϰ顣

     

    ԴHadoopݿƽ̨

    hadoopһܹԴݽзֲʽܣhadoopһֿɿЧķʽݴû֮ԿɵhadoopϿдݵӦݣΪhadoopи߿ɿԡչԡЧԡݴԵŵ㡣

     

    hadoop̬ϵͳ

     

     

    ֲʽļϵͳ-HDFS 

    hadoopļϵͳ뵽HDFSHadoop Distributed File SystemHDFShadoopҪļϵͳHadoop洢ݵƽ̨ϵķֲʽ洢ϵͳhadoopļϵͳhadoopļϵͳһĸHDFSֻеһʵ֡

     

    ֲʽ-MapReduce 

    MapReduceһֱģͣHadoopݵƽ̨ڴģݼ1TBIJ㡣"Mapӳ䣩""ReduceԼ"ǵҪ˼룬ǴӺʽģдʸԡط˱Աڲֲʽб̵£Լijڷֲʽϵͳϡ

     

    ֲʽԴݿ-Hbase

    HBase – Hadoop Database,HBaseһֲʽġеĿԴݿ⡣ʺڷǽṹݴ洢ݶʱΰ汾HbaseķչHadoopݵĴӦá

     

    ݿƽ̨ģ̬Ȧ

     

     

    Hive 

    HiveǻHadoopһݲֿ⹤ߣṹSQLѯԽṹļӳΪһݿṩ򵥵sqlѯܣԽsqlתΪMapReduceвύȺȥִС ŵѧϰɱͣͨSQLʵּ򵥵MapReduceͳƣؿרŵMapReduceӦãʹJavạʮʺݲֿͳƷ

     

    ѧϰHiveʱHive QLеDDLDMLDZҪյĻĶ塢ݵԼõIJѯɴͳƷĻѧHiveб̣ʹJava APIHiveHive UDFպHiveָ߼ܴHiveִЧŻпԺܺõĽִмƻзѧϰHiveʱҪעHiveŻеҪĻڣνбǹؼ HiveԪݸ֮ĹϵҲHiveİ 

     

    Pig

    MapReduce֮ϸ߼̱̽űԣѯͰṹ

     

    ZookeeperЭHadoop̬Ȧģ鹲ͬ

    ӢĺHadoopСHive۷䣬pigZookeeperǶԱôȻZookeeperǷֲʽӦóЭΪģṩһԷġ

     

    ݵ뵼Sqoop 

    SqoopһԴĹߣӢĺ򣬾ιˣҪHadoop(Hive)봫ͳݿ(mysqlpostgresql...)ݵĴݣԽһϵݿеݵHadoopHDFSУҲԽHDFSݵϵݿС

    ѧϰĿ꣺

    1.˽Sqoopʲôʲôܹ

    2.ܹSqoop

    3.Sqoopеʹ

    4.ܹʹSqoopETL

     

    Oozie

    OozieӢĺѱˣdzOozieЭHadoopģݴ񣬸ǰһƻ

     

    Ambari

    AmbariӢĺΪʣģ鿪ߵ˼ǰHadoop̬ȦĽ԰Χģ鲿װ汾ϡ


    ͼչʾHUE 

    HUECloudrea˾ԴģHadoop̬ϵͳܽϵһWeb UIӦó򣬿ͨHue鿴HDFSļͨHueӽдHiveSQLHiveвѯʹͼֱ۵չʾѯOozieɣûͼع̡

    ѧϰĿ꣺

    1.˽HUEʲôʲôܹ

    2.ܹHUE

    3.HUEеʹ

     

     

    Spark 

    SparkĿǰеĴݴܣԼ򵥡á׿ԽơḻijӿںͿļҲʹSparkΪҵݿٴͷֲʽѧϰıرߡ

    ѧϰĿ꣺

    1.˽SparkӦó

    2.ܹSpark Standaloneģʽ

    3.ܹʹSparkнʽ

    4.ܹӦóʹspark-submit ύ

    5.Pair RDDIJ

    6.Pair RDDһRDD

    7.RDD

    8.˽RDDij־ûۼ͹㲥

    9.DataFrameIJ

    10.ղͬԴļط

    11.˽UDFĶ巽

    12.SparkͼλߵIJ鿴

    13.˽Spark Streamingص

    14.ʽĻ

    15.״̬ʹڲĸ

    16.ܹص㣬֯spark sql ɻ־ϵͳĹ

    17.ղͬSparkѡ

    18.Spark

    19.ո֮ĵüthriftӿڵʹ

    20.˽SparkΪѧϰߵ

    21.˽ѧϰ㷨ķ

    22.ͨK-means㷨ҸΪ

     

    *չܣ

    pythonݷھ 

    ѧϰھ򹤾SklearnϤھرҶ˹ھSVM㷨ʹSklearnʵֱҶ˹ԼSVM㷨

    Stormݷֲʽʵʱ 

    StormǷֲʽݴĿܣStormԷһȺбдչӵʵʱ㣬Stormʵʱͺñ Hadoop ˵MapReduce˲ԣStorm˽ʵʱĸ

    Scala̿  

    ScalaһֺʽRUBYGROOVYԣ޷ǰδеγһ෶ʽи߲㲢ģڴݿͬʱJAVA֮ϡ

    ITѧ       רҵ  רҵ    ѵѧУ 
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