node+ mysql+vuejs 之mysql 链接

 

1.本机安装sql

brew install mysql

2. 启动sql

mysql.server start

3.登录sql

ysql -uroot -p

4. 新建数据库

create database test;

5. 显示数据库

show databases;

6. 在项目文件内 安装sql ;

npm install mysql

7. 链接数据库

var mysql = require('mysql');
var pool  = mysql.createPool({
    host:'localhost',
    port:'3306',
    database:'test',
    user:'root',
    password:''
});


pool.getConnection(function(err, connection) {
if (err) {console.log(err)}
    else{
        console.log('链接数据库OK');
    }
});