c# - Enforce transactions for write operations in SQL Server -

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how ensure , enforce write operations ms sql server db transactions-based?

the reason want db contains financial account data , operations fail halfway through set of changes should not able mess database mistake or crashing.

the application written in asp.net c#.

thanks.

edit: there dal not (yet) require transactions changes. wrote dal ourselves. did not use orm.

i know how perform 1 transaction asp.net.

i want ensure all changes made in transaction form if application throws exception in middle, there no change database.

you might want @ setting sql server use implicit transactions: http://msdn.microsoft.com/en-us/library/ms188317.aspx


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