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  • hive 安装centos7

    wget mirror.bit.edu.cn/apache/hive/hive-2.3.4/apache-hive-2.3.4-bin.tar.gz

    解压到/usr/local/apache-hive

    增加环境变量export HIVE_HOME=/usr/local/apache-hive

    将bin加入path

    cd /usr/local/apache-hive/conf

    cp hive-default.xml.template hive-default.xml

    vim hive-site.xm

    # cat hive-site.xml
    <?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://ali:3306/hive?createDatabaseIfNotExist=true&amp;useSSL=false</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>mysq用户</value>
        <description>username to use against metastore database</description>
      </property>
      <property>
        <name>javax.jdo.option.ConnectionPassword</name>
        <value>mysql密码</value>
        <description>password to use against metastore database</description>
      </property>
    </configuration>

    cp hive-env.sh.template hive-env.sh

    修改

    # Set HADOOP_HOME to point to a specific hadoop install directory
    export HADOOP_HOME=/usr/local/hadoop/hadoop-2.7.7

    # Hive Configuration Directory can be controlled by:
    export HIVE_CONF_DIR=/usr/local/apache-hive/conf

    # Folder containing extra libraries required for hive compilation/execution can be controlled by:
    export HIVE_AUX_JARS_PATH=/usr/local/apache-hive/lib

    hadoop fs -mkdir -p /user/hive/warehouse
    hadoop fs -mkdir -p /user/hive/tmp
    hadoop fs -mkdir -p /user/hive/log
    hadoop fs -chmod -R 777 /user/hive/warehouse
    hadoop fs -chmod -R 777 /user/hive/tmp
    hadoop fs -chmod -R 777 /user/hive/log

    https://download.csdn.net/download/lychenhanqing/10049080
    下载mysql drive到/usr/local/apache-hive/lib

    schematool -initSchema -dbType mysql

    请先确保 hadoop 已正常启动!
    
    # 启动hive(由于已配置相关环境变量,直接使用):
    hive
    # 启动成功,启动过程提示信息结束后,回显:
    hive> 
    # 说明已成功启动。同样,注意 ";" 标识一条命令结束!
     
    # 显示数据库:
    hive> show databases;
    OK
    default
    Time taken: 14.107 seconds, Fetched: 1 row(s)
    
    # 创建一个表:
    hive> create table test1(tid int, tname string);
    OK
    Time taken: 5.021 seconds
    
    # 显示tables:
    hive> show tables;
    OK
    test1
    Time taken: 5.077 seconds, Fetched: 1 row(s)
    
    # 删除刚刚创建的表test1:
    hive> drop table test1;
    OK
    Time taken: 5.223 seconds
    
    # 重新创建表 test1(用于mysql测试):
    hive> create table test1(tid int, tname string);
    OK
    Time taken: 1.322 seconds
    
    # 退出 hive shell
    hive> exit;
     
    启动metastore
    hive --service metastore

    使用metastore的客户端配置
    hive-site.xml

    <property>
    <name>hive.metastore.local</name>
    <value>false</value>
    <description>controls whether to connect to remote metastore server or open a new metastore server in Hive Client JVM</description>
    </property>
    <property>
    <name>hive.metastore.uris</name>
    <value>thrift://127.0.0.1:9083</value>
    <description></description>
    </property>

    启动hiveserver2
    hive --service hiveserver2
    访问10002
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  • 原文地址:https://www.cnblogs.com/mhc-fly/p/10266901.html
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