安装hive
配置hive
在hdfs中新建目录/user/hive/warehouse
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
将mysql的驱动jar包mysql-connector-java-5.1.39-bin.jar拷入hive的lib目录下面
进入hive的conf目录下面复制一下hive-default.xml.template
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）
javax.jdo.option.ConnectionURL
jdbc:mysql://127.0.0.1:3306/hive?createDatabaseIfNotExist=true
JDBC connect string for a JDBC metastore
javax.jdo.option.ConnectionDriverName
com.mysql.jdbc.Driver
Driver class name for a JDBC metastore
javax.jdo.option.ConnectionUserName
root
Username to use against metastore database
javax.jdo.option.ConnectionPassword
sa
password to use against metastore database
hive.exec.local.scratchdir
/usr/tools/apache-hive-2.1.0-bin/tmp
Local scratch space for Hive jobs
hive.downloaded.resources.dir
/usr/tools/apache-hive-2.1.0-bin/tmp/resources
Temporary local directory for added resources in the remote file system.
hive.querylog.location
/usr/tools/apache-hive-2.1.0-bin/tmp
Location of Hive run time structured log file
hive.server2.logging.operation.log.location
/usr/tools/apache-hive-2.1.0-bin/tmp/operation_logs
Top level directory where operation logs are stored if logging functionality is enabled
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！
