安装hive
配置hive
首先启动hadoop任务
hdfs dfs -mkdir /tmp
hdfs dfs -mkdir /user
hdfs dfs -mkdir /user/hive
hdfs dfs -mkdir /user/hive/warehouse
给新建的文件夹增加权限！
hadoop fs -chmod g+w /tmp
hadoop fs -chmod g+w /user/hive/warehouse
并将之命名为：hive-site.xml
cp hive-default.xml.template hive-site.xml
使用vi hive-site.xml
修改下列属性值（通过/指令寻找，如果第一个定位不正确，n寻找下一个）
<property>
<name>javax.jdo.option.ConnectionURL</name>
<value>jdbc:mysql://127.0.0.1:3306/hive?createDatabaseIfNotExist=true</value>
<description>JDBC connect string for a JDBC metastore</description>
</property>
<property>
<name>javax.jdo.option.ConnectionDriverName</name>
<value>com.mysql.jdbc.Driver</value>
<description>Driver class name for a JDBC metastore</description>
</property>
<property>
<name>javax.jdo.option.ConnectionUserName</name>
<value>root</value>
<description>Username to use against metastore database</description>
</property>
<property>
<name>javax.jdo.option.ConnectionPassword</name>
<value>sa</value>
<description>password to use against metastore database</description>
</property>
<property>
<name>hive.exec.local.scratchdir</name>
<value>/usr/tools/apache-hive-2.1.0-bin/tmp</value>
<description>Local scratch space for Hive jobs</description>
</property>
<property>
<name>hive.downloaded.resources.dir</name>
<value>/usr/tools/apache-hive-2.1.0-bin/tmp/resources</value>
<description>Temporary local directory for added resources in the remote file system.</description>
</property>
<property>
<name>hive.querylog.location</name>
<value>/usr/tools/apache-hive-2.1.0-bin/tmp</value>
<description>Location of Hive run time structured log file</description>
</property>
<property>
<name>hive.server2.logging.operation.log.location</name>
<value>/usr/tools/apache-hive-2.1.0-bin/tmp/operation_logs</value>
<description>Top level directory where operation logs are stored if logging functionality is enabled</description>
</property>
使用schematool 初始化metastore的schema：
schematool -initSchema -dbType mysql
运行hive
Hive 出现下面的页面即为安装成功！
