我收到以下错误
[ConnectionError: Login failed for user '****'.]
name: 'ConnectionError',
message: 'Login failed for user \'****\'.',
code: 'ELOGIN' } "
下面是我用来使用mssql包连接sql server和nodejs的代码。
var sql = require('mssql');
var config = {
server: "localhost\\",// You can use 'localhost\\instance' to connect to named instance
database: "***",
user: "***",
password: "",
port: 1433
};
function getdata() {
var conn = new sql.Connection(config);
var req = new sql.Request(conn);
conn.connect(function (err) {
If (err) {
console.log(err);
return;
}
req.query("select * From" ,function (err,recordset) {
If (err) {
console.log(err);
return;
}
else {
console.log(recordset);
}
conn.close();
enter code here
});
});
}
getdata();
以下是我将控制台添加到“conn”时显示的消息,如果我遗漏了任何内容,请告诉我。
config:
{ server: '',
database: '',
user: '',
password: '',
port: 1433,
driver: 'tedious',
options: {},
stream: false,
parseJSON: false },
driver:
{ Connection:
{ [Function: TediousConnection]
EventEmitter: [Object],
usingDomains: false,
defaultMaxListeners: 10,
init: [Function],
listenerCount: [Function],
__super__: [Object] },
Transaction:
{ [Function: TediousTransaction]
EventEmitter: [Object],
usingDomains: false,
defaultMaxListeners: 10,
init: [Function],
listenerCount: [Function],
__super__: [Object] },
Request:
{ [Function: TediousRequest]
EventEmitter: [Object],
usingDomains: false,
defaultMaxListeners: 10,
init: [Function],
listenerCount: [Function],
__super__: [Object] },
fix: [Function] } }
started
答案 0 :(得分:1)
我发现这里没有人回答这个问题,
以下是使用' mssql' 的工作代码,
var sql = require('mssql');
var config = {
server: 'localhost',
database: 'sampleDB',
user: 'YourUser',
password: 'YourPassword',
port: '1433'
};
function listProducts() {
var conn = new sql.ConnectionPool(config);
conn.connect().then(function () {
var request = new sql.Request(conn);
request.query("select * from products").then(function (recordSet) {
console.log(recordSet);
conn.close();
}).catch(function (err) {
console.log(err);
conn.close();
});
}).catch(function (err) {
console.log(err);
});
}
listProducts();
在您的解决方案中,尝试将端口号放在引号中并使用
var conn=new sql.ConnectionPool(config);
代替,
var conn=new sql.Connection(config);
还有一个解决方案是使用'乏味的
连接到sql servervar Connection = require('tedious').Connection;
var config = {
server: "localhost",
userName: "YourUser",
password: "YourPassword",
database: "sampleDB"
};
var connection = new Connection (config);
connection.on('connect', function(err){
console.log(err);
if(err!=null){
console.log("not connected");
}
else{
console.log("Connected")
connection.close();
};
});
我希望这可以帮助有同样问题的人。