Hive2.30安装

1、下载Hive2.3.0

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wget http://mirror.bit.edu.cn/apache/hive/hive-2.3.0/apache-hive-2.3.0-bin.tar.gz

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2、解压到指定安装目录

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tar -zxvf apache-hive-2.3.0-bin.tar.gz
mv apache-hive-2.3.0-bin /usr/local/hive
cd /usr/local/hive

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3、配置/etc/profile,在/etc/profile中添加如下语句

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export HIVE_HOME=/usr/local/hive
export PATH=$HIVE_HOME/bin:$PATH

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使之生效

source /etc/profile 

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4、安装MySQL数据库

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参考 centos7下安装mysql

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5、创建metastore数据库并为其授权

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create database metastore;
grant all on metastore.* to hive@'%'  identified by 'hive';
grant all on metastore.* to hive@'localhost'  identified by 'hive';
flush privileges;

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6、 下载jdbc connector

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下载地址Connector/J 5.1.43

下载完成之后将其拷贝至$HIVE_HOME/lib目录下

mv mysql-connector-java-5.1.43.tar.gz $HIVE_HOME/lib

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7、修改hive配置文件

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cd /usr/local/hive/conf

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7.1复制初始化文件并重改名

cp hive-env.sh.template hive-env.sh
cp hive-default.xml.template hive-site.xml
cp hive-log4j2.properties.template hive-log4j2.properties
cp hive-exec-log4j2.properties.template hive-exec-log4j2.properties

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7.2修改hive-env.sh

export JAVA_HOME=/usr/local/jdk1.7.0_80    ##Java路径
export HADOOP_HOME=/usr/local/hadoop   ##Hadoop安装路径
export HIVE_HOME=/usr/local/hive    ##Hive安装路径
export HIVE_CONF_DIR=/usr/local/hive/conf    ##Hive配置文件路径

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7.3在hdfs 中创建下面的目录 ，并且授权

hdfs dfs -mkdir -p /user/hive/warehouse
hdfs dfs -mkdir -p /user/hive/tmp
hdfs dfs -mkdir -p /user/hive/log
hdfs dfs -chmod -R 777 /user/hive/warehouse
hdfs dfs -chmod -R 777 /user/hive/tmp
hdfs dfs -chmod -R 777 /user/hive/log

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7.4修改hive-site.xml

<property>
    <name>hive.exec.scratchdirname>
    <value>/user/hive/tmpvalue>
property>
<property>
    <name>hive.metastore.warehouse.dirname>
    <value>/user/hive/warehousevalue>
property>
<property>
    <name>hive.querylog.locationname>
    <value>/user/hive/logvalue>
property>

## 配置 MySQL 数据库连接信息
<property>
    <name>javax.jdo.option.ConnectionURLname>
    <value>jdbc:mysql://localhost:3306/metastore?createDatabaseIfNotExist=true&characterEncoding=UTF-8&useSSL=falsevalue>
  property>
  <property>
    <name>javax.jdo.option.ConnectionDriverNamename>
    <value>com.mysql.jdbc.Drivervalue>
  property>
  <property>
    <name>javax.jdo.option.ConnectionUserNamename>
    <value>hivevalue>
  property>
  <property>
    <name>javax.jdo.option.ConnectionPasswordname>
    <value>hivevalue>
  property>

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7.5 创建tmp文件

 mkdir /home/hadoop/hive-2.1.1/tmp

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并在hive-site.xml中修改：

把{system:java.io.tmpdir} 改成 /home/hadoop/hive-2.1.1/tmp/

把 {system:user.name} 改成 {user.name}

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8、初始化hive

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schematool -dbType mysql -initSchema hive hive

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