[英]Requesting tables from MS Sql - Node.js web service
我在通过 Web 服务(内置于 Node.js)生成对我的 Microsoft SQL Server 的请求方面需要帮助。
总结手头的问题如下:我目前正在使用 windows auth 帐户登录到 MS Sql Server Management - 这一切都是 find 和 dandy 但是,我现在正在尝试构建一个允许选择和一些表的交易,这是我现在遇到的问题,特别是在登录和将数据提取到 Web 服务方面。
代码
var express = require('express'); var app = express();
app.get('/',function(req,res) {
const sql = require('mssql');
// Connection Path
const myServerPath = String("xxxx\\WS1SQLEXPRESS");
// Connection String Parameter
const config = {
// User Login Details - Windows Auth or General User Account
user : 'xxxx-xxx\\AdrianH',
password: 'xxxxxx',
// Server path to connect to
server : myServerPath,
// Database
datebase: 'plex',
options : {
trustedConnection: true
}
};
sql.connect(config,function(err) {
if (err) console.log(err);
// Create Request Object
var request = new sql.Request();
// Query the Database
request.query('USE plex; SELECT * FROM [plex].[dbo].[tblWorkCenters]',function(err,recordset) {
if (err) console.log(err)
// send records as response
res.send(recordset);
});
});
});
// Start Server and listen on //http://localhost:8001/
var server = app.listen(3213,function(){
console.log('Server is running...');
});
我隐藏了敏感信息,这是错误代码
{ ConnectionError: Login failed for user ''.
at Connection.tedious.once.err (C:\Users\adrianh\node_modules\mssql\lib\tedious.js:244:17)
at Object.onceWrapper (events.js:286:20)
at Connection.emit (events.js:198:13)
at Connection.processLogin7Response (C:\Users\adrianh\node_modules\tedious\lib\connection.js:1397:14)
at Connection.message (C:\Users\adrianh\node_modules\tedious\lib\connection.js:1932:14)
at Connection.dispatchEvent (C:\Users\adrianh\node_modules\tedious\lib\connection.js:1084:36)
at MessageIO.messageIo.on (C:\Users\adrianh\node_modules\tedious\lib\connection.js:984:14)
at MessageIO.emit (events.js:198:13)
at Message.message.on (C:\Users\adrianh\node_modules\tedious\lib\message-io.js:32:14)
at Message.emit (events.js:203:15)
code: 'ELOGIN',
originalError:
{ ConnectionError: Login failed for user ''.
at ConnectionError (C:\Users\adrianh\node_modules\tedious\lib\errors.js:13:12)
at Parser.tokenStreamParser.on.token (C:\Users\adrianh\node_modules\tedious\lib\connection.js:735:29)
at Parser.emit (events.js:198:13)
at Parser.parser.on.token (C:\Users\adrianh\node_modules\tedious\lib\token\token-stream-parser.js:27:14)
at Parser.emit (events.js:198:13)
at addChunk (C:\Users\adrianh\node_modules\readable-stream\lib\_stream_readable.js:297:12)
at readableAddChunk (C:\Users\adrianh\node_modules\readable-stream\lib\_stream_readable.js:279:11)
at Parser.Readable.push (C:\Users\adrianh\node_modules\readable-stream\lib\_stream_readable.js:240:10)
at Parser.Transform.push (C:\Users\adrianh\node_modules\readable-stream\lib\_stream_transform.js:139:32)
at doneParsing (C:\Users\adrianh\node_modules\tedious\lib\token\stream-parser.js:80:14) message: 'Login failed for user \'\'.', code: 'ELOGIN' },
name: 'ConnectionError' }
{ ConnectionError: Connection is closed.
at Request._query (C:\Users\adrianh\node_modules\mssql\lib\base.js:1399:37)
at Request._query (C:\Users\adrianh\node_modules\mssql\lib\tedious.js:546:11)
at Request.query (C:\Users\adrianh\node_modules\mssql\lib\base.js:1335:12)
at C:\Users\adrianh\Desktop\JEC_Current_Projects\WebService\WCWebServiceIOS.js:30:13
at _poolCreate.then.catch.err (C:\Users\adrianh\node_modules\mssql\lib\base.js:287:7)
at process._tickCallback (internal/process/next_tick.js:68:7) code: 'ECONNCLOSED', name: 'ConnectionError' }
** 一个有趣的笔记是——
(C:\Users\adrianh\node_modules\tedious\lib\token\stream-parser.js:80:14) message: 'Login failed for user \'\'.', code: 'ELOGIN' },
name: 'ConnectionError' }
它实际上似乎并没有传递我的登录信息 - 任何帮助将不胜感激,谢谢。
如果您尝试通过节点 JS 中的 Windows 身份验证连接 mssql,请使用此模块。
var mssql = require('mssql/msnodesqlv8
样本:
var mssql = require('mssql/msnodesqlv8')
var dbConfig = {
server: 'server',
driver: 'msnodesqlv8',
database: 'DBDATA',
port: '1433',
options: {
trustedConnection: true,
debug: {
packet: false,
payload: false,
token: false,
data: false
},
}
};
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