HBASE 使用，
hbase文件存储结构
http://hbase.apache.org/book.html#d243e14659
qualifier都重复存储rowkey
http://hbase.apache.org/book.html#keyvalue
http://badqiu.iteye.com/blog/1881702
http://www.searchdatabase.com.cn/showcontent_51740.htm
http://cache.baiducontent.com/c?m=9d78d513d99911fc19ba837f7d01a1640e2286744dd1c7630ec3923884145b563066f4ca54356602c4c40c7072ac5e2f99e73702207522a0ebce9f4badace42a38fe2123011a913763c419dedc4653d620e104b2fc44ade1a36e84afa286980f44cb23120a87e7fa5c1715ba78811e2695a18e3e114860cdfa3014e859013e9f5257c731ee9438797181e1ab595bc25ac7111180dc3ea74e66a262d20b5c641aaf16f74e13313193523aa51f2a04e5bb0ebc7c3e5723c119eee6dce1b519ca8bab7785a18df8708861e2cfe9fa74127454ac71b9a1ece4696e43548fcfd51595&p=9b73c415d9c017e81abe9b7c48&newp=882a961385cc43f834fcc9285a53d8274e398335&user=baidu&fm=sc&query=HBase%D0%D4%C4%DC%B2%E2%CA%D4%A1%AA%D0%B4%D0%D4%C4%DC+%2D+liaoxiangui%B5%C4%C8%D5%D6%BE+%2D+%CD%F8%D2%D7%B2%A9%BF%CD&qid=&p1=4
http://zcdeng.iteye.com/blog/1864802