ShowJoinDropDown

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#ShowJoinDropDown

[[_TOC_]]

##About

Gets or sets the value indicating whether the join type dropdown should be shown on the DataSources tab (Advanced Mode). Advanced mode can be accessed by clicking "Advanced" on the DataSources tab when [[ShowDataSourcesAsCheckBoxes|/API/CodeSamples/ShowDataSourcesAsCheckBoxes]] is true, or by setting [[ShowDataSourcesAsCheckBoxes|/API/CodeSamples/ShowDataSourcesAsCheckBoxes]] to false.

##Global.asax (C♯)

```csharp
//main class: inherits DatabaseAdHocConfig or FileSystemAdHocConfig
public class CustomAdHocConfig : Izenda.AdHoc.DatabaseAdHocConfig
{
  // Configure settings
  // Add custom settings after setting the license key and connection string by overriding the ConfigureSettings() method
  public static void InitializeReporting() {
    //Check to see if we've already initialized.
    if (HttpContext.Current.Session == null || HttpContext.Current.Session["ReportingInitialized"] != null)
      return;
    AdHocSettings.LicenseKey = "INSERT_LICENSE_KEY_HERE";
    //Creates a connection to Microsoft SQL Server
    AdHocSettings.SqlServerConnectionString = "INSERT_CONNECTION_STRING_HERE";
    Izenda.AdHoc.AdHocSettings.AdHocConfig = new CustomAdHocConfig();
    AdHocSettings.ShowJoinDropDown = true; //the relevant setting
    HttpContext.Current.Session["ReportingInitialized"] = true;
  }
}
```

##Global.asax (VB.NET)

```visualbasic
'main class: inherits DatabaseAdHocConfig or FileSystemAdHocConfig
Public Class CustomAdHocConfig
    Inherits Izenda.AdHoc.DatabaseAdHocConfig

'Configure settings
    'Add custom settings after setting the license key and connection string by overriding the ConfigureSettings() method
    Shared Sub InitializeReporting()
        'Check to see if we've already initialized.
        If HttpContext.Current.Session Is Nothing OrElse HttpContext.Current.Session("ReportingInitialized") IsNot Nothing Then
            Return
        'Initialize System
        AdHocSettings.LicenseKey = "INSERT_LICENSE_KEY_HERE"
        AdHocSettings.SqlServerConnectionString = "INSERT_CONNECTION_STRING_HERE"
        Izenda.AdHoc.AdHocSettings.AdHocConfig = New CustomAdHocConfig()
        AdHocSettings.ShowJoinDropDown = True 'The relevant setting
        HttpContext.Current.Session("ReportingInitialized") = True
    End Sub
End Class
```

##Screenshots

![](http://izenda.com/Site/Images/Screenshots/ShowJoinDropDownDS.png)

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* [[Izenda 7 Series Documentation|https://www.izenda.com/docs/]]
* [[Release Notes]]
* [[Upgrade Best Practices|FAQ/Izenda-Update-Best-Practices]]
* [[FAQ]]
* [[Tutorials]]
* [[The Izenda API|/API/AdHocConfig]]
* [[The AdHocSettings class|/API/AdHocSettings]]
* [Developer Links and Guides](/Guides/Developer-Links-and-Guides)
* [[Known Issues]]

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* [Guide To Report Design](/Guides/ReportDesign)
* [Making Custom Forms Video](http://www.youtube.com/watch?v=5b2axJlgdFs)

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* [[Acknowledgements]]

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