COM Add-ins present the developer with a way to extend the functionality of Office applications for custom tasks. COM Add-ins are typically used to automate Excel in response to a click of a CommandBar button, a form or dialog box, or some other event specific to Excel such as opening or closing workbooks or entering data on worksheets.

HOW TO: Use ASP.NET to Query and Display Database Data in Excel by Using Visual C# .NET - Microsoft Support. Excel. This article refers to the following Microsoft .NET Framework Class Library namespaces: System.Data.SqlClient. System.IO. System.Text. IN THIS TASK. SUMMARY. Build the Sample Code. Troubleshooting. Summary.

Symptoms. When you automate a Microsoft Office application from Microsoft Visual Basic .NET or Microsoft Visual C# .NET, the Office application does not exit when you call the Quit method. Cause. When Visual Studio .NET calls a COM object from managed code, it automatically creates a Runtime Callable Wrapper (RCW).

Microsoft is currently working to offer such features, and provides an early version of this capability in Microsoft Excel Services. Excel Services is a new server technology that is included in Microsoft Office SharePoint Server 2007 and that enables you to load, calculate, and display Excel workbooks on Office SharePoint Server 2007.

Cause. Although the Office application is running, it might not be registered in the Running Object Table (ROT). A running instance of an Office application must be registered in the ROT before it can be attached to using GetObject (Visual Basic) or GetActiveObject (Visual C++).

Power Query is available on three Excel applications, Excel for Windows, Excel for Mac and Excel for the Web. For a summary of all Power Query help topics, see Power Query for Excel Help. Note: Power Query in Excel for Windows uses the .NET framework, but it requires version 4.7.2 or later.

Use Power Query in Excel to import data into Excel from a wide variety of popular data sources, including CSV, XML, JSON, PDF, SharePoint, SQL, and more.

These tutorials build and refine an Excel workbook from scratch, build a data model, then create amazing interactive reports using Power View. The tutorials are designed to demonstrate Microsoft Business Intelligence features and capabilities in Excel, PivotTables, Power Pivot, and Power View.

Follow the instructions below to embed your SharePoint Online-hosted Excel for the web BI Workbooks in your web page or blog. Set workbook permissions. Get the URL to the public workbook. Specify additional parameters. Set the frame size. Test the published workbook. Embedded workbook limits. Set workbook permissions.

A workbook is a file that contains one or more worksheets to help you organize data. You can create a new workbook from a blank workbook or a template. By default, a new workbook contains three worksheets, but you can change the number of worksheets that you want a new workbook to contain.