Hive之[Hive]详细安装步骤
hive 是依赖hadoop中的hdfs作为存储,依赖mysql管理元数据
master节点
集群环境
master 192.168.204.130
slave1 192.168.204.131
slave2 192.168.204.132
组件下载地址
https://archive.apache.org/dist/hive/hive-1.2.2/
或
链接: https://pan.baidu.com/s/1DrvGTGn4_OFxO9WLmljJ_g 提取码: 1234
下载完后上传至虚拟机master的/usr/local/src文件夹下;解压:
tar -zxvf apache-hive-1.2.2-bin.tar.gz
修改hive运行环境配置文件:hive-env.sh
cd /usr/local/src/apache-hive-1.2.2-bin/conf
mv hive-env.sh.template hive-env.sh
vim hive-env.sh
添加如下内容:
export JAVA_HOME=/usr/local/src/jdk1.8.0_172
export HADOOP_HOME=/usr/local/src/hadoop-2.6.1
export HIVE_HOME=/usr/local/src/apache-hive-1.2.2-bin
export HIVE_CONF_DIR=/usr/local/src/apache-hive-1.2.2-bin/conf
创建hive-site.xml文件
touch hive-site.xml
vim hive-site.xml
添加如下内容:
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
<configuration><property><name>javax.jdo.option.ConnectionURL</name><value>jdbc:mysql://master:3306/hive?createDatabaseIfNotExist=true&useSSL=false&useUnicode=true&characterEncoding=UTF-8</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>123456</value></property><property><name>hive.metastore.warehouse.dir</name><value>hdfs://master:9000/hive/warehouse</value></property><property><name>hive.exec.scratchdir</name><value>hdfs://master:9000/hive/tmp</value></property><property><name>hive.querylog.location</name><value>/usr/hive/log</value><description>设置hive job日志存储位置</description></property><property><name>hive.cli.print.header</name><value>true</value><description>设置显示列名</description></property><property><name>hive.resultset.use.unique.column.names</name><value>false</value><description>增加列名可读性</description></property><property><name>hive.exec.dynamic.partition</name><value>true</value><description>开启动态分区</description></property><property><name>hive.exec.dynamic.partition.mode</name><value>nonstrict</value><description>设置动态分区模式为非严格模式</description></property><property><name>hive.enforce.bucketing</name><value>true</value><description>是否启用bucketing,写入table数据</description></property>
<!--<property><name>hive.metastore.uris</name><value>thrift://master:9083</value><description>元数据服务</description></property>
-->
<!--test flume to hive <property><name>hive.support.concurrency</name><value>true</value><description>是否支持并发,默认是false</description></property><property><name>hive.txn.manager</name><value>org.apache.hadoop.hive.ql.lockmgr.DbTxnManager</value><description>打开一部分事务支持协同配置</description></property><property><name>hive.compactor.initiator.on</name><value>true</value><description>运行启动程序和清除线程,用于打开所需参数的完整列表事务</description></property><property><name>hive.compactor.worker.threads</name><value>1</value><description>增加工作线程的数量将减少花费的时间</description></property>
-->
<!--设置hiveserver2链接参数--><property><name>yarn.app.mapreduce.am.command-opts</name><value>-Djava.net.preferIPv4Stack=true -Xmx200m</value></property><property><name>mapreduce.map.java.opts</name><value>-Djava.net.preferIPv4Stack=true -Xmx200m</value></property><property><name>mapreduce.reduce.java.opts</name><value>-Djava.net.preferIPv4Stack=true -Xmx200m</value></property>
</configuration>
增加环境变量
Master节点
vim ~/.bashrc
添加以下两行:
export HIVE_HOME=/usr/local/src/apache-hive-1.2.2-bin
export PATH=$PATH:${HIVE_HOME}/bin
刷新环境变量,让配置生效:
source ~/.bashrc
修改文件夹所属权限(包含master、slave1和slave2三个节点)
查看文件夹所属权限
cd /usr/local/src/
[root@master src]# ll
总用量 0
drwxr-xr-x 8 root root 159 2月 10 19:00 apache-hive-1.2.2-bin
drwxr-xr-x 12 10011 10011 183 2月 8 16:51 hadoop-2.6.1
drwxr-xr-x 7 10 143 245 7月 7 2018 jdk1.8.0_181
修改
[root@master src]# chown -R root:root hadoop-2.6.1 jdk1.8.0_181
[root@master src]# ll
总用量 0
drwxr-xr-x 8 root root 159 2月 10 19:00 apache-hive-1.2.2-bin
drwxr-xr-x 12 root root 183 2月 8 16:51 hadoop-2.6.1
drwxr-xr-x 7 root root 245 7月 7 2018 jdk1.8.0_181
替换掉Hadoop的jline包
删除Hadoop下的jline包
cd /usr/local/src/hadoop-2.6.1/share/hadoop/yarn/lib/
rm -rf jline-0.9.94.jar
复制hive下的jline包到hadoop的lib文件夹
cd /usr/local/src/apache-hive-1.2.2-bin/lib
cp jline-2.12.jar $HADOOP_HOME/share/hadoop/yarn/lib/
安装MySQL连接工具
master节点
下载安装包
链接: https://pan.baidu.com/s/1ZJsntsUqIxd8HuJibLlPdw 提取码: 1234
找到mysql-connector-java-5.1.44.tar,
下载之后上传到虚拟机/usr/local/src文件夹下, 解压:
tar xvf mysql-connector-java-5.1.44.tar
复制链接库文件:
cd mysql-connector-java-5.1.45
cp mysql-connector-java-5.1.45-bin.jar $HIVE_HOME/lib/
初始化元数据库
$HIVE_HOME/bin/schematool -dbType mysql -initSchema
启动Hive服务
hadoop集群启动之后,需要等待一会,等待hadoop退出安全模式,退出之后才可以启动hive
检查hadoop集群状态:
hadoop dfsadmin -report
如果有:Safe mode is ON的时候,不可以启动hive,需要等待一会
启动hive
[root@master hadoop-2.6.1]# hiveLogging initialized using configuration in jar:file:/usr/local/src/apache-hive-1.2.2-bin/lib/hive-common-1.2.2.jar!/hive-log4j.properties
hive> show databases;
OK
database_name
default
Time taken: 0.666 seconds, Fetched: 1 row(s)
hive> exit;
[root@master hadoop-2.6.1]#
参考1
参考2