Im using node and npm mysql to do some database work.  Is there any way to avoid using the result[0] , if i know Im only going to receive a single row?  connection.query({     sql: "SELECT spend FROM `account` WHERE `name` = ? order by date desc...
I'm using a node ws server built on einaros/ws. That server has to send queries to a database. For that i'm using felixge/node-mysql.  When a user connects to the server, it should be checked if the client still exists in the database.  Here...
I'm getting parse errors when I try to use node-mysql to invoke a query on a MYSQL database. I'm pretty sure that the query works. It runs without doubt via phpmyadmin.  Message.save = function(message, callback){     db.query("INSERT INT...
i have a recursive query like this (note: this is just an example):  var user = function(data) {   this.minions = [];   this.loadMinions = function()   {     _user = this;     database.query('select * from users where owner='+data.id,function...
I am getting below error every day if I left the software for more than 2 to 4 hours.  {     code: 'PROTOCOL_ENQUEUE_AFTER_FATAL_ERROR',      fatal: false  }      { Error: Cannot enqueue Handshake after fatal error.     at Protocol._validate...
mysql node docs give an example of how to escape and do neat things. I am unable to figure out how to insert the current time using this approach.  var post  = {id: 1, createdDate: 'NOW()'}; var query = connection.query('INSERT INTO posts...
Here is my db schema:  CREATE TABLE technologies (     technologyName VARCHAR(50) NOT NULL PRIMARY KEY );  CREATE TABLE videos (     videoId             INT          NOT NULL AUTO_INCREMENT PRIMARY KEY,     title               VARCHAR(300) NOT NULL,...
I'm using mysql connection pool to create connection. The code looks like the following.  var pool = mysql.createPool(connectionProps);   by accessing pool, I'll get the an Object, even if the connection is not Successful. I checked it with s...
I am looking at some examples in node-mysql https://github.com/felixge/node-mysql  I am confused over when to use ?? and ? as placeholders in constructing a query.  An example is here;  var userId = 1; var columns = ['username', 'email...
Could you please help me to understand javascirpt async hell?  I think I am missing something important ? The thing is that js examples  and most of the answers on the internet are related to just one part of code – a small snippet.  But applicatio...

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