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hbase0.96与hive0.12整合高可靠文档及问题总结

已有 3345 次阅读2014-5-28 14:48

网上有很多资料,看到大部分都是一致的,看到一篇国外的文章,原来都是翻译的,并没有经过实践。这里记录一下实践的过程。
本篇是在:
hadoop2.2完全分布式最新高可靠安装文档
http://www.aboutyun.com/thread-7684-1-1.html
hbase 0.96整合到hadoop2.2三个节点全分布式安装高可靠文档 
http://www.aboutyun.com/thread-7746-1-1.html
基础上的一个继续:
因为derby数据库使用的局限性,我们采用mysql作为元数据库。
derby存在什么缺陷
1.derby不能多个客户端登录
2.derby登录必须在相同目录下,否则可能会找不到所创建的表。
比如在/hive目录下启动hive程序,那么所创建的表就会存储在/hive下面保存。如果在/home下面,所创建的表就会在/home下面保存。这样导致初学者摸不着头脑。如果还不是不太明白可以,可以参考
-----------
hive使用derby作为元数据库找达到所创建表的原因
http://www.aboutyun.com/thread-7803-1-1.html
-----------
下面我们开始安装:
1.下载hivehive
链接: http://pan.baidu.com/s/1eQw0o50 密码: mgy6
2. 安装:
tar zxvf hive-0.12.0.tar.gz 
重命令名为:hive文件夹
达到如下效果:

 




3. 替换jar包,与hbase0.96和hadoop2.2版本一致

由于我们下载的hive是基于hadoop1.3和hbase0.94的,所以必须进行替换,因为我们的hbse0.96是基于hadoop2.2的,所以我们必须先解决hive的hadoop版本问题,目前我们从官网下载的hive都是用1.几的版本编译的,因此我们需要自己下载源码来用hadoop2.X的版本重新编译hive,这个过程也很简单,只需要如下步骤:

(1)进入/usr/hive/lib

 

上面只是截取了一部分:

(2)同步hbase的版本
先cd到hive0.12.0/lib下,将hive-0.12.0/lib下hbase-0.94开头的那两个jar包删掉,然后从/home/hadoop/hbase-0.96.0-hadoop2/lib下hbase开头的包都拷贝过来

find /usr/hbase/hbas/lib -name "hbase*.jar"|xargs -i cp {} ./


 


(3)基本的同步完成了
重点检查下zookeeper和protobuf的jar包是否和hbase保持一致,如果不一致,
拷贝protobuf.**.jar和zookeeper-3.4.5.jar到hive/lib下。


(4)用mysql当原数据库,
找一个mysql的jdbcjar包mysql-connector-java-5.1.10-bin.jar也拷贝到hive-0.12.0/lib下

可以通过下面命令来查找是否存在

 

如果不存在则下载:
链接: http://pan.baidu.com/s/1gdCDoGj 密码: 80yl
--------------------------------------------------------------------------
注意  mysql-connector-java-5.1.10-bin.jar
修改权限为777 (chmod 777 mysql-connector-java-5.1.10-bin.jar)
--------------------------------------------------------------------------
还有,看一下hbase与hive的通信包是否存在:

 

可以通过下面命令:

aboutyun@master:/usr/hive/lib$ find -name hive-hbase-handler*
./hive-hbase-handler-0.13.0-SNAPSHOT.jar
不存在则下载:

链接: http://pan.baidu.com/s/1gd9p0Fh 密码: 94g1

4. 安装mysql
• Ubuntu 采用apt-get安装
• sudo apt-get install mysql-server
• 建立数据库hive
• create database hivemeta
• 创建hive用户,并授权
• grant all on hive.* to hive@'%'  identified by 'hive';  
• flush privileges;  
对于musql的安装不熟悉,可以参考:

Ubuntu下面卸载以及安装mysql
http://www.aboutyun.com/thread-7788-1-1.html
-------------------------------------------
上面命令解释一下:
• sudo apt-get install mysql-server安装数据服务器,如果想尝试通过其他客户端远程连接,则还需要安装mysql-client
• create database hivemeta这个使用来存储hive元数据,所创建的数据库

• grant all on hive.* to hive@'%'  identified by 'hive';  这个是授权,还是比较重要的,否则hive客户端远程连接会失败
里面的内容不要照抄:需要根据自己的情况来修改。上面的用户名和密码都为hive。

如果连接不成功尝试使用root用户
grant all on hive.* to 'root'@'%'identified by '123';
flush privileges;
------------------------------------------

4. 修改hive-site文件配置:

 


下面配置需要注意的是:
(1)使用的是mysql的root用户,密码为123,如果你是用的hive,把用户名和密码该为hive即可:


 



(2)hdfs新建文件并授予权限


 

对于上面注意

bin/hadoop fs -mkdir     /hive/warehouse
bin/hadoop fs -mkdir      /hive/scratchdir
bin/hadoop fs -chmod g+w  /hive/warehouse
bin/hadoop fs -chmod g+w   /hive/scratchdir

(3)hive.aux.jars.path切忌配置正确
不能有换行或则空格。特别是换行,看到很多文章都把他们给分开了,这对很多新手是一个很容易掉进去的陷阱。
<property>
  <name>hive.aux.jars.path</name>
  <value>file:///usr/hive/lib/hive-hbase-handler-0.13.0-SNAPSHOT.jar,file:///usr/hive/lib/protobuf-java-2.5.0.jar,file:///usr/hive/lib/hbase-client-0.96.0-hadoop2.jar,file:///usr/hive/lib/hbase-common-0.96.0-hadoop2.jar,file:///usr/hive/lib/zookeeper-3.4.5.jar,file:///usr/hive/lib/guava-11.0.2.jar</value>
</property>


 


上面问题解决,把下面内容放到hive-site文件即可
--------------------------------
这里介绍两种配置方式,一种是远程配置,一种是本地配置。最好选择远程配置

远程配置


<configuration>
<property>
  <name>hive.metastore.warehouse.dir</name>
  <value>hdfs://master:8020/hive/warehouse</value>
</property>
<property>
  <name>hive.exec.scratchdir</name>
  <value>hdfs://master:8020/hive/scratchdir</value>
</property>
<property>
  <name>hive.querylog.location</name>
  <value>/usr/hive/logs</value>
</property>
<property>  
  <name>javax.jdo.option.ConnectionURL</name>  
  <value>jdbc:mysql://172.16.77.15:3306/hiveMeta?createDatabaseIfNotExist=true</value>  
</property>  
<property>  
  <name>javax.jdo.option.ConnectionDriverName</name>  
  <value>com.mysql.jdbc.Driver</value>  
</property>  
<property>  
  <name>javax.jdo.option.ConnectionUserName</name>  
  <value>hive</value>  
</property>  
<property>  
  <name>javax.jdo.option.ConnectionPassword</name>  
  <value>hive</value>  
</property> 
<property>
  <name>hive.aux.jars.path</name>
  <value>file:///usr/hive/lib/hive-hbase-handler-0.13.0-SNAPSHOT.jar,file:///usr/hive/lib/protobuf-java-2.5.0.jar,file:///usr/hive/lib/hbase-client-0.96.0-hadoop2.jar,file:///usr/hive/lib/hbase-common-0.96.0-hadoop2.jar,file:///usr/hive/lib/zookeeper-3.4.5.jar,file:///usr/hive/lib/guava-11.0.2.jar</value>
</property>
<property>
  <name>hive.metastore.uris</name>  
  <value>thrift://172.16.77.15:9083</value>  
</property>  
</configuration>

本地配置:
<configuration>  
<property>  
  <name>hive.metastore.warehouse.dir</name>  
  <value>/user/hive_remote/warehouse</value>  
</property>  

<property>  
  <name>hive.metastore.local</name>  
  <value>true</value>  
</property>  

<property>  
  <name>javax.jdo.option.ConnectionURL</name>  
  <value>jdbc:mysql://localhost/hive_remote?createDatabaseIfNotExist=true</value>  
</property>  

<property>  
  <name>javax.jdo.option.ConnectionDriverName</name>  
  <value>com.mysql.jdbc.Driver</value>  
</property>  

<property>  
  <name>javax.jdo.option.ConnectionUserName</name>  
  <value>root</value>  
</property>  

<property>  
  <name>javax.jdo.option.ConnectionPassword</name>  
  <value>123</value>  
</property>  
</configuration>  

-------------------------------------------------------------------------------------


5. 修改其它配置:


1.修改hadoop的hadoop-env.sh(否则启动hive汇报找不到类的错误)


 
2.修改$HIVE_HOME/bin的hive-config.sh,增加以下三行


 







配置完毕,我们终于可以运行验证了。

为了方便,首先说一些遇到的各种问题
1.遇到的问题

问题1:元数据库未启动
这里首先概括一下,会遇到的问题。首先需要启动元数据库,通过下面命令:
(1)hive --service metastore
(2)hive  --service metastore -hiveconf hive.root.logger=DEBUG,console  

注释:
-hiveconf hive.root.logger=DEBUG,console命令的含义是进入debug模式,便于寻找错误


如果不启用元数据库,而是使用下面命令
  1. hive
复制代码



你会遇到下面错误




Exception in thread "main" java.lang.RuntimeException: java.lang.RuntimeException: Unable to instantiate org.apache.hadoop.hive.metastore.HiveMetaStoreClient
        at org.apache.hadoop.hive.ql.session.SessionState.start(SessionState.java:295)
        at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:679)
        at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:623)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at org.apache.hadoop.util.RunJar.main(RunJar.java:212)
Caused by: java.lang.RuntimeException: Unable to instantiate org.apache.hadoop.hive.metastore.HiveMetaStoreClient
        at org.apache.hadoop.hive.metastore.MetaStoreUtils.newInstance(MetaStoreUtils.java:1345)
        at org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.<init>(RetryingMetaStoreClient.java:62)
        at org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.getProxy(RetryingMetaStoreClient.java:72)
        at org.apache.hadoop.hive.ql.metadata.Hive.createMetaStoreClient(Hive.java:2420)
        at org.apache.hadoop.hive.ql.metadata.Hive.getMSC(Hive.java:2432)
        at org.apache.hadoop.hive.ql.session.SessionState.start(SessionState.java:289)
        ... 7 more
Caused by: java.lang.reflect.InvocationTargetException
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
        at org.apache.hadoop.hive.metastore.MetaStoreUtils.newInstance(MetaStoreUtils.java:1343)
        ... 12 more
Caused by: MetaException(message:Could not connect to meta store using any of the URIs provided. Most recent failure: org.apache.thrift.transport.TTransportException: 


java.net.ConnectException: Connection refused
        at org.apache.thrift.transport.TSocket.open(TSocket.java:185)
        at org.apache.hadoop.hive.metastore.HiveMetaStoreClient.open(HiveMetaStoreClient.java:288)
        at org.apache.hadoop.hive.metastore.HiveMetaStoreClient.<init>(HiveMetaStoreClient.java:169)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
        at org.apache.hadoop.hive.metastore.MetaStoreUtils.newInstance(MetaStoreUtils.java:1343)
        at org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.<init>(RetryingMetaStoreClient.java:62)
        at org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.getProxy(RetryingMetaStoreClient.java:72)
        at org.apache.hadoop.hive.ql.metadata.Hive.createMetaStoreClient(Hive.java:2420)
        at org.apache.hadoop.hive.ql.metadata.Hive.getMSC(Hive.java:2432)
        at org.apache.hadoop.hive.ql.session.SessionState.start(SessionState.java:289)
        at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:679)
        at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:623)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at org.apache.hadoop.util.RunJar.main(RunJar.java:212)
Caused by: java.net.ConnectException: Connection refused
        at java.net.PlainSocketImpl.socketConnect(Native Method)
        at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:339)
        at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:200)
        at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:182)
        at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
        at java.net.Socket.connect(Socket.java:579)
        at org.apache.thrift.transport.TSocket.open(TSocket.java:180)
        ... 19 more
)
        at org.apache.hadoop.hive.metastore.HiveMetaStoreClient.open(HiveMetaStoreClient.java:334)
        at org.apache.hadoop.hive.metastore.HiveMetaStoreClient.<init>(HiveMetaStoreClient.java:169)
        ... 17 more



问题2:元数据库启动状态是什么样子的


 

hive --service metastore
Starting Hive Metastore Server
14/05/27 20:14:51 INFO Configuration.deprecation: mapred.input.dir.recursive is deprecated. Instead, use mapreduce.input.fileinputformat.input.dir.recursive
14/05/27 20:14:51 INFO Configuration.deprecation: mapred.max.split.size is deprecated. Instead, use mapreduce.input.fileinputformat.split.maxsize
14/05/27 20:14:51 INFO Configuration.deprecation: mapred.min.split.size is deprecated. Instead, use mapreduce.input.fileinputformat.split.minsize
14/05/27 20:14:51 INFO Configuration.deprecation: mapred.min.split.size.per.rack is deprecated. Instead, use mapreduce.input.fileinputformat.split.minsize.per.rack
14/05/27 20:14:51 INFO Configuration.deprecation: mapred.min.split.size.per.node is deprecated. Instead, use mapreduce.input.fileinputformat.split.minsize.per.node
14/05/27 20:14:51 INFO Configuration.deprecation: mapred.reduce.tasks is deprecated. Instead, use mapreduce.job.reduces
14/05/27 20:14:51 INFO Configuration.deprecation: mapred.reduce.tasks.speculative.execution is deprecated. Instead, use mapreduce.reduce.speculative




刚开始遇到这种情况,我知道是因为可能没有配置正确,这个耗费了很长时间,一直没有找到正确的解决方案。当再次执行


hive --service metastore
命令的时候报4083端口被暂用: 报错如下红字部分。表示9083端口已经被暂用,也就是说客户端已经和主机进行了通信,当我在进行输入hive命令的时候,进入下面图1界面


 

图1
Could not create ServerSocket on address 0.0.0.0/0.0.0.0:9083.
        at org.apache.thrift.transport.TServerSocket.<init>(TServerSocket.java:93)
        at org.apache.thrift.transport.TServerSocket.<init>(TServerSocket.java:75)
        at org.apache.hadoop.hive.metastore.TServerSocketKeepAlive.<init>(TServerSocketKeepAlive.java:34)
        at org.apache.hadoop.hive.metastore.HiveMetaStore.startMetaStore(HiveMetaStore.java:4291)
        at org.apache.hadoop.hive.metastore.HiveMetaStore.main(HiveMetaStore.java:4248)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at org.apache.hadoop.util.RunJar.main(RunJar.java:212)
Exception in thread "main" org.apache.thrift.transport.TTransportException: Could not create ServerSocket on address 0.0.0.0/0.0.0.0:9083.
        at org.apache.thrift.transport.TServerSocket.<init>(TServerSocket.java:93)
        at org.apache.thrift.transport.TServerSocket.<init>(TServerSocket.java:75)
        at org.apache.hadoop.hive.metastore.TServerSocketKeepAlive.<init>(TServerSocketKeepAlive.java:34)
        at org.apache.hadoop.hive.metastore.HiveMetaStore.startMetaStore(HiveMetaStore.java:4291)
        at org.apache.hadoop.hive.metastore.HiveMetaStore.main(HiveMetaStore.java:4248)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at org.apache.hadoop.util.RunJar.main(RunJar.java:212)


问题3:hive.aux.jars.path配置中含有看换行或则空格,报错如下


错误表现1:/usr/hive/lib/hbase-client-0.96.0-
hadoop2.jar
整个路径错位,导致系统不能识别,这个错位,其实就是换行。

FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.mr.MapRedTask


java.io.FileNotFoundException: File does not exist: hdfs://hydra0001/opt/module/hive-0.10.0-cdh4.3.0/lib/hive-builtins-0.10.0-cdh4.3.0.jar
2014-05-24 19:32:06,563 ERROR exec.Task (SessionState.java:printError(440)) - Job Submission failed with exception 'java.io.FileNotFoundException(File file:/usr/hive/lib/hbase-client-0.96.0-
hadoop2.jar does not exist)'
java.io.FileNotFoundException: File file:/usr/hive/lib/hbase-client-0.96.0-
hadoop2.jar does not exist
        at org.apache.hadoop.fs.RawLocalFileSystem.getFileStatus(RawLocalFileSystem.java:520)
        at org.apache.hadoop.fs.FilterFileSystem.getFileStatus(FilterFileSystem.java:398)
        at org.apache.hadoop.fs.FileUtil.copy(FileUtil.java:337)
        at org.apache.hadoop.fs.FileUtil.copy(FileUtil.java:289)
        at org.apache.hadoop.mapreduce.JobSubmitter.copyRemoteFiles(JobSubmitter.java:139)
        at org.apache.hadoop.mapreduce.JobSubmitter.copyAndConfigureFiles(JobSubmitter.java:212)
        at org.apache.hadoop.mapreduce.JobSubmitter.copyAndConfigureFiles(JobSubmitter.java:300)
        at org.apache.hadoop.mapreduce.JobSubmitter.submitJobInternal(JobSubmitter.java:387)
        at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1268)
        at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1265)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:415)
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1491)
        at org.apache.hadoop.mapreduce.Job.submit(Job.java:1265)
        at org.apache.hadoop.mapred.JobClient$1.run(JobClient.java:562)
        at org.apache.hadoop.mapred.JobClient$1.run(JobClient.java:557)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:415)
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1491)
        at org.apache.hadoop.mapred.JobClient.submitJobInternal(JobClient.java:557)
        at org.apache.hadoop.mapred.JobClient.submitJob(JobClient.java:548)
        at org.apache.hadoop.hive.ql.exec.mr.ExecDriver.execute(ExecDriver.java:424)
        at org.apache.hadoop.hive.ql.exec.mr.MapRedTask.execute(MapRedTask.java:136)
        at org.apache.hadoop.hive.ql.exec.Task.executeTask(Task.java:152)
        at org.apache.hadoop.hive.ql.exec.TaskRunner.runSequential(TaskRunner.java:65)
        at org.apache.hadoop.hive.ql.Driver.launchTask(Driver.java:1481)
        at org.apache.hadoop.hive.ql.Driver.execute(Driver.java:1258)
        at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:1092)
        at org.apache.hadoop.hive.ql.Driver.run(Driver.java:932)
        at org.apache.hadoop.hive.ql.Driver.run(Driver.java:922)
        at org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:268)
        at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:220)
        at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:422)
        at org.apache.hadoop.hive.cli.CliDriver.executeDriver(CliDriver.java:790)
        at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:684)
        at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:623)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at org.apache.hadoop.util.RunJar.main(RunJar.java:212)


2014-05-24 19:32:06,571 ERROR ql.Driver (SessionState.java:printError(440)) - FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.mr.MapRedTask


错误表现2:
<property>
  <name>hive.aux.jars.path</name>
  <value>
file:///usr/hive/lib/hive-hbase-handler-0.13.0-SNAPSHOT.jar,
file:///usr/hive/lib/protobuf-java-2.5.0.jar,
file:///usr/hive/lib/hbase-client-0.96.0-hadoop2.jar,
file:///usr/hive/lib/hbase-common-0.96.0-hadoop2.jar,
file:///usr/hive/lib/zookeeper-3.4.5.jar,
file:///usr/hive/lib/guava-11.0.2.jar</value>
</property>
<property>

上面看那上去很整洁,但是如果直接复制到配置文件中,就会产生下面错误。


Caused by: java.net.URISyntaxException: Illegal character in scheme name at index 0: 
file:///usr/hive/lib/protobuf-java-2.5.0.jar
        at java.net.URI$Parser.fail(URI.java:2829)
        at java.net.URI$Parser.checkChars(URI.java:3002)
        at java.net.URI$Parser.checkChar(URI.java:3012)
        at java.net.URI$Parser.parse(URI.java:3028)
        at java.net.URI.<init>(URI.java:753)
        at org.apache.hadoop.fs.Path.initialize(Path.java:203)
        ... 37 more
Job Submission failed with exception 'java.lang.IllegalArgumentException(java.net.URISyntaxException: Illegal character in scheme name at index 0: 
file:///usr/hive/lib/protobuf-java-2.5.0.jar)'
FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.mr.MapRedTask





验证hive与hbase的整合:
一、启动hbase与hive
启动hbase
  1. hbase shell
 

 



启动hive
(1)启动元数据库 


 


  1. CREATE TABLE hbase_table_1(key int, value string) STORED BY 'org.apache.hadoop.hive.hbase.HBaseStorageHandler' WITH SERDEPROPERTIES ("hbase.columns.mapping" = ":key,cf1:val") TBLPROPERTIES ("hbase.table.name" = "xyz");

上面的含义是在hive中建表hbase_table_1,通过org.apache.hadoop.hive.hbase.HBaseStorageHandler这个类映射,在hbase建立与之对应的xyz表。
(1)执行这个语句之前:
首先查看hbase与hive:
hbase为空:
 



hive为空
 



(2)执行
  1. CREATE TABLE hbase_table_1(key int, value string) STORED BY 'org.apache.hadoop.hive.hbase.HBaseStorageHandler' WITH SERDEPROPERTIES ("hbase.columns.mapping" = ":key,cf1:val") TBLPROPERTIES ("hbase.table.name" = "xyz");

 



(3)对比发生变化
hbase显示新建表xyz
 


hive显示新建表hbase_table_1

 



三、验证整合,在hbase插入表

(1)通过hive添加数据
在hbase中插入一条记录:
  1. put 'xyz','10001','cf1:val','www.aboutyun.com'
复制代码
 



分别查看hbase与hive表发生的变化:
(1)hbase变化
 


(2)hive变化
 

(2)通过hbase添加数据
对于网上流行的通过pokes表,插入这里没有执行成功,通过网上查询,可能是hive0.12的一个bug.详细可以查看:

INSERT OVERWRITE TABLE hbase_table_1 SELECT * FROM pokes;
Total MapReduce jobs = 1
Launching Job 1 out of 1
Number of reduce tasks is set to 0 since there's no reduce operator
java.lang.IllegalArgumentException: Property value must not be null
at com.google.common.base.Preconditions.checkArgument(Preconditions.java:88)
at org.apache.hadoop.conf.Configuration.set(Configuration.java:810)
at org.apache.hadoop.conf.Configuration.set(Configuration.java:792)
at org.apache.hadoop.hive.ql.exec.Utilities.copyTableJobPropertiesToConf(Utilities.java:1996)
at org.apache.hadoop.hive.ql.exec.FileSinkOperator.checkOutputSpecs(FileSinkOperator.java:864)
at org.apache.hadoop.hive.ql.io.HiveOutputFormatImpl.checkOutputSpecs(HiveOutputFormatImpl.java:67)
at org.apache.hadoop.mapreduce.JobSubmitter.checkSpecs(JobSubmitter.java:458)
at org.apache.hadoop.mapreduce.JobSubmitter.submitJobInternal(JobSubmitter.java:342)
at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1268)
at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1265)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:415)
at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1491)
at org.apache.hadoop.mapreduce.Job.submit(Job.java:1265)
at org.apache.hadoop.mapred.JobClient$1.run(JobClient.java:562)
at org.apache.hadoop.mapred.JobClient$1.run(JobClient.java:557)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:415)
at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1491)
at org.apache.hadoop.mapred.JobClient.submitJobInternal(JobClient.java:557)
at org.apache.hadoop.mapred.JobClient.submitJob(JobClient.java:548)
at org.apache.hadoop.hive.ql.exec.mr.ExecDriver.execute(ExecDriver.java:424)
at org.apache.hadoop.hive.ql.exec.mr.MapRedTask.execute(MapRedTask.java:136)
at org.apache.hadoop.hive.ql.exec.Task.executeTask(Task.java:152)
at org.apache.hadoop.hive.ql.exec.TaskRunner.runSequential(TaskRunner.java:65)
at org.apache.hadoop.hive.ql.Driver.launchTask(Driver.java:1481)
at org.apache.hadoop.hive.ql.Driver.execute(Driver.java:1258)
at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:1092)
at org.apache.hadoop.hive.ql.Driver.run(Driver.java:932)
at org.apache.hadoop.hive.ql.Driver.run(Driver.java:922)
at org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:268)
at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:220)
at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:422)
at org.apache.hadoop.hive.cli.CliDriver.executeDriver(CliDriver.java:790)
at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:684)
at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:623)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.apache.hadoop.util.RunJar.main(RunJar.java:212)
Job Submission failed with exception 'java.lang.IllegalArgumentException(Property value must not be null)'
FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.mr.MapRedTask


网上找了很多资料,这个可能是一个bug,在hive0.13.0已经修复。
详细见:
https://issues.apache.org/jira/browse/HIVE-5515

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