Is there a built-in method in ADO.NET for reading a T-SQL script from a
file and executing it step-by-step as though it were in a stored procedure?

Nope. Visual Studio can do this... but not ADO.NET.

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William R. Vaughn
President and Founder Beta V Corporation
Author, Mentor, Dad, Grandpa
Microsoft MVP
(425) 556-9205 (Pacific time)
Hitchhiker's Guide to Visual Studio and SQL Server (7th Edition)
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"Harlan Messinger" <(E-Mail Removed)> wrote in message
news:(E-Mail Removed)...
> Is there a built-in method in ADO.NET for reading a T-SQL script from a
> file and executing it step-by-step as though it were in a stored
> procedure?