MySQL from getting started to giving up-introduction to introductory knowledge

The importance of databases in Internet sites

Simply put, the database is a repository of data, which is organized and stored according to a certain data structure, and we can manage the data in the database through various methods provided by the database. because the database is not easy to expand, in an Internet site, its bottleneck is necessarily the database.

Types of databases

In today's Internet, the most commonly used database models are mainly two: 1) relational database; 2) non-relational database (NOSQL).

MySQL from getting started to giving up-introduction to introductory knowledge