http://www.toadworld.com/platforms/oracle/w/wiki/10891.transferring-bulk-data-between-oracle-database-and-hadoop-ecosystem-with-sqoop
http://sqoop.apache.org/docs/1.4.4/SqoopUserGuide.html#_literal_sqoop_export_literal
https://www.ibm.com/support/knowledgecenter/SSPT3X_4.1.0/com.ibm.swg.im.infosphere.biginsights.import.doc/doc/data_warehouse_sqoop.html
http://jingpin.jikexueyuan.com/article/53241.html
sqoop export data from DB2 to Hbase
http://www.ibm.com/developerworks/cn/data/library/techarticle/dm-1212liuqy/index.html