/Javascript/Node.js/Node js check if a user exists in mysql

Node js check if a user exists in mysql

connectDB.query("SELECT ACCOUNT_ID FROM registration WHERE ACCOUNT_ID = '"+ userAccnt +"'", function(err, result, field){
     if(result.length === 0){
        //new user logic
}else{  
    //existing user, redirect to another page 
 }
        }

Source: stackoverflow.com

Similar codes

0 vote244 views1 answer
Node js log colors
Javascript Node.js
0 vote259 views1 answer
GET / - - ms - - node js
Javascript Node.js
4 votes235 views2 answers
Define a while loop in node js
Javascript Node.js
1 vote225 views1 answer
Download file axios nodejs
Javascript Node.js
0 vote193 views1 answer
Get external api node js
Javascript Node.js
0 vote291 views1 answer
Razorpay generate Signature in the node js
Javascript Node.js
1 vote238 views2 answers
Es6 in nodejs
Javascript Node.js
0 vote213 views1 answer
Nodejs remove null from object
Javascript Node.js
1 vote233 views1 answer
Get lines as list from file node js
Javascript Node.js
0 vote201 views1 answer
Node express mongo boilerplate with jwt
Javascript Node.js