Updated sample and readme file

Author: Priyadharshini-Sf4862

README.md

@@ -71,4 +71,10 @@ public class ViewModel
 
 ![SQL DataBinding to WPF SfChart](https://user-images.githubusercontent.com/53489303/200743338-52fee1f9-d723-46b2-87ae-81da3b6e2067.png)
 
-KB article - [How to bind the SQL Database to WPF Charts?](https://www.syncfusion.com/kb/11595/how-to-bind-the-sql-database-to-wpf-charts)
+## Troubleshooting
+
+#### Path too long exception
+
+If you are facing a path too long exception when building this example project, close Visual Studio and rename the repository to a shorter name before building the project.
+
+For more details, refer to the KB on [How to bind the SQL Database to WPF Charts?](https://www.syncfusion.com/kb/11595/how-to-bind-the-sql-database-to-wpf-charts)

SQLWithChart/App.config

@@ -1,9 +1,5 @@
-using System;
-using System.Collections.Generic;
-using System.Configuration;
+using System.Configuration;
 using System.Data;
-using System.Linq;
-using System.Threading.Tasks;
 using System.Windows;
 
 namespace SQLWithChart
@@ -14,4 +10,5 @@ namespace SQLWithChart
     public partial class App : Application
     {
     }
+
 }

SQLWithChart/App.xaml.cs

@@ -0,0 +1,10 @@
+using System.Windows;
+
+[assembly: ThemeInfo(
+    ResourceDictionaryLocation.None,            //where theme specific resource dictionaries are located
+                                                //(used if a resource is not found in the page,
+                                                // or application resource dictionaries)
+    ResourceDictionaryLocation.SourceAssembly   //where the generic resource dictionary is located
+                                                //(used if a resource is not found in the page,
+                                                // app, or any theme specific resource dictionaries)
+)]

SQLWithChart/AssemblyInfo.cs

@@ -2,11 +2,12 @@
         xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:chart="clr-namespace:Syncfusion.UI.Xaml.Charts;assembly=Syncfusion.SfChart.WPF"
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         xmlns:local="clr-namespace:SQLWithChart"
-        xmlns:chart="http://schemas.syncfusion.com/wpf"
         mc:Ignorable="d"
         Title="MainWindow" Height="450" Width="800">
+
     <Grid>
 
         <Grid.DataContext>
@@ -24,9 +25,10 @@
             </chart:SfChart.SecondaryAxis>
 
             <chart:ScatterSeries ItemsSource="{Binding DataTable}"
-                                 XBindingPath="xval"
-                                YBindingPath="yval"/>
+                              XBindingPath="xval"
+                             YBindingPath="yval"/>
         </chart:SfChart>
 
     </Grid>
+
 </Window>

SQLWithChart/MainWindow.xaml

@@ -1,10 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Data;
-using System.Data.SqlClient;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
+using System.Text;
 using System.Windows;
 using System.Windows.Controls;
 using System.Windows.Data;
@@ -27,40 +21,4 @@ public MainWindow()
             InitializeComponent();
         }
     }
-
-    public class ViewModel
-    {
-        public ViewModel()
-        {
-            try
-            {
-                SqlConnection thisConnection = new SqlConnection(ConnectionString);
-                thisConnection.Open();
-                string Get_Data = "SELECT * FROM ChartData";
-                SqlCommand cmd = thisConnection.CreateCommand();
-                cmd.CommandText = Get_Data;
-                SqlDataAdapter sda = new SqlDataAdapter(cmd);
-                DataSet ds = new DataSet();
-                sda.Fill(ds);
-                var table = ds.Tables[0];
-                this.DataTable = table;
-            }
-            catch
-            {
-                MessageBox.Show("DataBase Error");
-            }
-        }
-
-        public object DataTable { get; set; }
-
-        public static string ConnectionString
-        {
-            get
-            {
-                string currentDir = System.Environment.CurrentDirectory;
-                currentDir = currentDir.Substring(0, currentDir.Length - 10) + "\\LocalDataBase";
-                return @"Data Source=(LocalDB)\MSSQLLocalDB;AttachDbFilename=" + currentDir + @"\SeriesItemsSource.mdf;Integrated Security=True";
-            }
-        }
-    }
-}
+}