[MySQL database development 3] MySQL obtains database and table information, date calculation, and table deletion and modification operations!

All articles on this site areLi huaming himiOriginal, reprinted must be explicitly noted:
Reprinted from[Heimi gamedev block]Link: http://www.himigame.com/mysql/778.html

☞Click to subscribe☜The latest developments in this blog! Notify you of the latest blog in time!

Through the previous introduction, you can create your own databases and tables and insert Table data. This chapter will continue to introduce more database operations;

1. View All form data:(Here I will directly use the himidb database created in the previous article to explain it to the people table in it. If you are not familiar with it, please go to the previous blog) Step: (obtain) show all existing databases-> Use himidb database-> (obtain) show all tables-> (obtain) show data in all tables

12345678910111213141516171819202122232425262728