标签：data .com href nbsp cheng alt sql ble lte
1.sql上面改变列的数据类型是 ALTER TABLE table_name
ALTER COLUMN column_name datatype
mysql上面是ALTER TABLE table_name
modify COLUMN column_name datatype
注意这个问题
2.mysql编码格式问题转载：http://www.cnblogs.com/shootercheng/p/5836657.html
标签：data .com href nbsp cheng alt sql ble lte
原文地址：http://www.cnblogs.com/thefirstfeeling/p/6364469.html
