About the difference between NoSQL and SQL

<spanmicrosoft yahei font-size:>简单说来：sql是关系型数据库的结构化查询语言，而nosql，一般代指菲关系型数据库，sql语句就不能用来，不过有些有leisql的查询语言，且nosql数据库没有统一的查询语言。</spanmicrosoft>

Related reference articles to read:

http://my.oschina.net/u/923087/blog/318997

http://www.d1net.com/datacenter/tech /256374.html

The above has introduced the difference between NoSQL and SQL, including aspects. I hope it will be helpful to friends who are interested in PHP tutorials.