如何在Linux Mint的Express js上运行mysql

Question

我曾经使用xampp运行mysql，我是否必须运行mysql服务？

我遵循了本教程-> http://mfikri.com/en/blog/nodejs-mysql-crud

我在步骤2中感到困惑

        Server is running at port 8000
/home/aziz/Desktop/Myprojects/backend/crud_fikri/crud-nodejs-mysql/index.js:23
  if(err) throw err;
          ^

Error: connect ECONNREFUSED 127.0.0.1:3306
    at TCPConnectWrap.afterConnect [as oncomplete] (net.js:1136:16)
    --------------------
    at Protocol._enqueue (/home/aziz/Desktop/Myprojects/backend/crud_fikri/crud-nodejs-mysql/node_modules/mysql/lib/protocol/Protocol.js:144:48)
    at Protocol.handshake (/home/aziz/Desktop/Myprojects/backend/crud_fikri/crud-nodejs-mysql/node_modules/mysql/lib/protocol/Protocol.js:51:23)
    at Connection.connect (/home/aziz/Desktop/Myprojects/backend/crud_fikri/crud-nodejs-mysql/node_modules/mysql/lib/Connection.js:118:18)
    at Object.<anonymous> (/home/aziz/Desktop/Myprojects/backend/crud_fikri/crud-nodejs-mysql/index.js:22:6)
    at Module._compile (internal/modules/cjs/loader.js:1128:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:1167:10)
    at Module.load (internal/modules/cjs/loader.js:983:32)
    at Function.Module._load (internal/modules/cjs/loader.js:891:14)
    at Function.executeUserEntryPoint [as runMain] (internal/modules/run_main.js:71:12)
    at internal/main/run_main_module.js:17:47 {

  errno: -111,
  code: 'ECONNREFUSED',
  syscall: 'connect',
  address: '127.0.0.1',
  port: 3306,
  fatal: true
}

Answer 1

似乎与您的数据库的连接被拒绝。确保使用正确的数据库帐户，并且该帐户具有特权。

还请确保将数据库中的应用列入白名单。

您需要将以下IP列入白名单：127.0.0.1和localhost