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JavaScript Access DB from JS on local machine

Dan

New Coder
Hi There, I'm quite new into the game and ask for forgiveness if my question doesnt quite make sense.

I'm basically trying to query an SQL DB from a html page based on what item in a link was selected, I don't want to load a new page but essentially update the current page, the code below is what I have so far.

I'm using node with express and EJS

ps, any help would be greatly appreciated.

kind regards - Daniel

HTML:
<!doctype html>
<html>
 <head>
 <title>Devices</title>
 </head>
<body>
    <h1> Devices</h1>
    <nav>
        <ul>
            <li><a href="/">Home</a></li>
            <li><a href="about">About</a></li>
        </ul>
    </nav>
    <form>
        <select id="deviceList" onchange="loadData()">
            <%devices.forEach((device)=>{%>
            <option id="<%=device.deviceID%>"><%=device.deviceName%></option>

           <%})%>
          

        </select>
    </form>
    
    <P name="" id="devName"></P>
    <p id="devType"></p>
    <img>;     
    
    <script>
        function loadData(){
            var x = document.getElementById("deviceList");
            var i = x.selectedIndex;
            console.log(x.options[i].id);
            // document.getElementById("devName").innerHTML = x.options[i].innerHTML;
            // console.log();
        }

    </script>
</body>
</html>
 

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