Navicat new database

One 、 open navicat, Create a new connection

Connect ——mysql—— Fill in information

Two 、 New database

Right click —— Click new database （ If the icon is gray , Just double click ）

2.1 Character set selection

General choice utf8, Inside utf8mb4 You can also choose. , The difference lies in utf8mb4 compatible utf8, And utf8 Can represent more characters . Those who are interested can see the difference ,unicode The coding area is from 1 ～ 126 It belongs to the tradition utf8 District ,126 OK, here is utf8mb4 Expansion area , If you don't need the expansion area character and set it, it's just a waste of space .

2.2 Selection of sorting rules

Sorting rules generally include 3 Kind of ： utf8_general_ci、utf8_general_cs、utf8_bin.

（1）ci Its full name is case insensitive, intend Case insensitive ;

（2）cs Size sensitive Write ;

（3）bin In order to Binary data storage , And case sensitive .

3、 ... and 、 Create table

Create a query , Enter the new table statement .