ubuntu14.04按照mysql5.7

1.安装mysql5.5

https://www.cnblogs.com/zhuyp1015/p/3561470.html

 

https://www.cnblogs.com/ruofengzhishang/p/5477502.html

2.升级到mysql5.7

https://blog.csdn.net/jxplus/article/details/72625090