Describe MySQL here


==== 참고자료 ====
 * http://www.mysqludf.org/
 * [http://www.dbguide.net/knowledge.db?cmd=view&boardConfigUid=20&boardUid=166753 스케일 아웃 측면에서 살펴본 MySQL의 특성]
 * http://www.inibrain.com/sqldicList.action
 * http://www.mysqlkorea.co.kr
 * [http://sourceforge.net/projects/mysqldrivercs/ MySQLDriverCS]