• 大数据软件安装之Sqoop安装


    一、Sqoop安装

    1、下载并解压

    1)下载地址:http://mirrors.hust.edu.cn/apache/sqoop/1.4.6/

    2)上传安装包sqoop-1.4.6.bin__hadoop-2.0.4-alpha.tar.gz到hadoop102的/opt/software路径中

    3)解压sqoop安装包到指定目录,如:

    [test@hadoop102 software]$ tar -zxf sqoop-1.4.6.bin__hadoop-2.0.4-alpha.tar.gz -C /opt/module/

    4)解压sqoop安装包到指定目录,如:

    [test@hadoop102 module]$ mv sqoop-1.4.6.bin__hadoop-2.0.4-alpha/ sqoop

    2、修改配置文件

    1) 进入到/opt/module/sqoop/conf目录,重命名配置文件

    [test@hadoop102 conf]$ mv sqoop-env-template.sh sqoop-env.sh

    2) 修改配置文件

    [test@hadoop102 conf]$ vim sqoop-env.sh

     

    增加如下内容

    export HADOOP_COMMON_HOME=/opt/module/hadoop-2.7.2

    export HADOOP_MAPRED_HOME=/opt/module/hadoop-2.7.2

    export HIVE_HOME=/opt/module/hive

    export ZOOKEEPER_HOME=/opt/module/zookeeper-3.4.10

    export ZOOCFGDIR=/opt/module/zookeeper-3.4.10/conf

    export HBASE_HOME=/opt/module/hbase

    3 、拷贝JDBC驱动

    1)进入到/opt/software/mysql-libs路径,解压mysql-connector-java-5.1.27.tar.gz到当前路径

    [test@hadoop102 mysql-libs]$ tar -zxvf mysql-connector-java-5.1.27.tar.gz

    2)进入到/opt/software/mysql-libs/mysql-connector-java-5.1.27路径,拷贝jdbc驱动到sqoop的lib目录下。

    [test@hadoop102 mysql-connector-java-5.1.27]$ cp mysql-connector-java-5.1.27-bin.jar /opt/module/sqoop/lib/

    4 、验证Sqoop

    我们可以通过某一个command来验证sqoop配置是否正确:

    [test@hadoop102 sqoop]$ bin/sqoop help

    出现一些Warning警告(警告信息已省略),并伴随着帮助命令的输出:

    Available commands:

      codegen            Generate code to interact with database records

      create-hive-table     Import a table definition into Hive

      eval               Evaluate a SQL statement and display the results

      export             Export an HDFS directory to a database table

      help               List available commands

      import             Import a table from a database to HDFS

      import-all-tables     Import tables from a database to HDFS

      import-mainframe    Import datasets from a mainframe server to HDFS

      job                Work with saved jobs

      list-databases        List available databases on a server

      list-tables           List available tables in a database

      merge              Merge results of incremental imports

      metastore           Run a standalone Sqoop metastore

      version            Display version information

    5、 测试Sqoop是否能够成功连接数据库

    [test@hadoop102 sqoop]$ bin/sqoop list-databases --connect jdbc:mysql://hadoop102:3306/ --username root --password 000000

    出现如下输出:

    information_schema

    metastore

    mysql

    oozie

    performance_schema

  • 相关阅读:
    Verilog学习笔记基本语法篇(七)········ 生成块
    Verilog学习笔记基本语法篇(六)········ 循环语句
    Verilog学习笔记基本语法篇(五)········ 条件语句
    Verilog学习笔记基本语法篇(四)·········块语句
    Verilog学习笔记基本语法篇(三)·········赋值语句(待补充)
    Verilog学习笔记基本语法篇(二)·········运算符
    Verilog学习笔记基本语法篇(一)·········数据类型
    甲乙类功率放大电路介绍及特点
    JVM虚拟机系列(二)虚拟机的逻辑结构
    JVM虚拟机系列(一)类的加载
  • 原文地址:https://www.cnblogs.com/solomongold/p/12655726.html
Copyright © 2020-2023  润新知