/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 vote333 views1 answer
Node js express mongodb find all documents
Javascript Node.js
38 votes352 views6 answers
Nodejs cors
Javascript Node.js
-1 vote321 views2 answers
Nodejs write raw buffer to file
Javascript Node.js
0 vote297 views1 answer
Mongodb nodejs connect localhost
Javascript Node.js
0 vote311 views1 answer
Html to pdf nodejs
Javascript Node.js
0 vote324 views1 answer
Nodejs postgresql scalar query
Javascript Node.js
-1 vote314 views2 answers
Base64 to pdf in replace nodejs
Javascript Node.js
0 vote323 views1 answer
Css errors in node js server
Javascript Node.js
47 votes345 views1 answer
Nodejs extract pdf data
Javascript Node.js
1 vote334 views1 answer
Node colors log
Javascript Node.js