updating a customers record from .net page

I'm working on a project where we pull member data from a view and display on a page inside a sharepoint site. The view pulls Name, Address, affiliation, location, email, web link, and a couple of custom fields. These fields are pulled from multiple iMIS tables. When I try to update the view I get an error stating I cannot update a view that updates multiple base tables. How can I update a customers demographic information? It doesn't appear I can use the membershipwebservice? 

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Are you using Business

Are you using Business objects and IQA queries to pull customer data from iMIS display /Direct SQLs inside  a SharePoint portal using Web Parts

For updating any iMIS tables I would suggest you to use Asi.IBO.DLL or new WCF SOA Services, Updating iMIS tables using Adhoc queries are not recommended.