Added a class to retrieve the basic item information data.

db/item_info.php

@@ -0,0 +1,14 @@
+<?php
+    require "db.php";
+
+    function get_item_base_attributes(){
+        global $conn;
+        $query = "SELECT COLUMN_NAME
+                  FROM INFORMATION_SCHEMA.COLUMNS
+                  WHERE TABLE_SCHEMA = 'inventory' AND TABLE_NAME = 'item_info';";
+        $data = mysqli_query($conn, $query);        
+        $conn->close();
+
+        return $data;
+    }
+?>