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

posted @ 2020-04-07 20:23  千锤百炼仍是猴  阅读(216)  评论(0编辑  收藏  举报