Sqoop介绍以及安装测试

$ tar -zxf sqoop-1.4.6.bin__hadoop-2.0.4-alpha.tar.gz -C ~/modules/

$ mv sqoop-env-template.sh sqoop-env.sh
$ mv sqoop-site-template.xml sqoop-site.xml

export HADOOP_COMMON_HOME=/home/admin/modules/hadoop-2.7.2
export HADOOP_MAPRED_HOME=/home/admin/modules/hadoop-2.7.2
export HIVE_HOME=/home/admin/modules/apache-hive-1.2.2-bin
export ZOOKEEPER_HOME=/home/admin/modules/zookeeper-3.4.5
export ZOOCFGDIR=/home/admin/modules/zookeeper-3.4.5

$ cp -a mysql-connector-java-5.1.27-bin.jar ~/modules/sqoop-1.4.6.bin__hadoop-2.0.4-alpha/lib/

$ 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

$ bin/sqoop list-databases --connect jdbc:mysql://linux01:3306/ --username root --password 123456
出现如下输出：
information_schema
metastore
mysql
performance_schema