The following tutorials demonstrate how to bind a report to an XML file:
Bind a Report to an XML File
This tutorial details how to use the Report Wizard or the Data Source Wizard to connect to an XML file at design time.
Bind a Report to an XML File (Runtime Sample)
This tutorial provides a code sample that demonstrates how to bind a report to an SQL database at runtime.
Some of the data shaping capabilities available to SQL data sources (such as sorting, grouping and filtering data, as well as using aggregate functions) are not supported for XML files.