What is the use of learning database?

The role of the database is very large, and it is used in many places, especially related to various types of data. The database is used to store the dynamic data content of your website. If your website is full of static pages, you can not use the database. If you need a lot of dynamic interactive information, such as posting and leaving messages, you need database support. In the IT industry, although databases are everywhere It can be used for sure. It is widely used, but the frequency of use is not the highest. Moreover, as said on the first floor, the database contains too many things. It is not a matter of one or two days to learn it. It needs to be accumulated over time, but you definitely don't want to study a database company. You are more proficient in your studies and you are probably old. I suggest you learn a language, such as C++, JAVA, C#, etc., so that you can find a company to work first, gain experience in the work, then it depends on your interest, which area you want to develop, database or software engineer. Also, related basic courses: advanced mathematics, discrete mathematics , programming, data structures, etc. Improve the course: commonly used databases, such as: MS SQL Server, Oracle, etc. It is recommended to read the Oracle certification (compare systems). There are many things contained in Oracle, and there are hundreds of technical materials. Of course, both English and Japanese are good www.liangyige.cn