Sample code illustrating how to connect to an Excel spreadsheet data source using ADO.NET.
The binary can be used to test connecting to spreadsheets; it supports sheets, sheets with ranges, and named ranges. Arbitrary select statements may be executed; the results are displayed along with the connection string used.
Supports Excel 5.0, 95, 97, 2000, 2003, and 2007 (all three variants). Comments in the code point to additional resources.