mysql基础:http://www.iqiyi.com/v_19rrmaaldk.html
mysql触发器:http://www.iqiyi.com/a_19rrhav37t.html
musql存储过程:http://www.iqiyi.com/v_19rrme8b00.html#vfrm=3-2-zebra-1
musql数据建模:http://www.iqiyi.com/w_19rr4qso5h.html?list=19rrmzy6ea