Updating access database using asp
” EF “Code First” works great with existing databases, and enables a very nice code-centric development approach with them. Note that all of the EF concepts are identical regardless of whichever type of ASP. We’ll use “File-New Project” within VS 2010 (or the free Visual Web Developer 2010 Express) and choose the “ASP.In particular, it enables you to use clean “plain old classes” (aka POCO) for your model objects, and cleanly map them to/from the database using either the default mapping conventions or by overriding them with custom schema mapping rules. My previous two EF “code first” blog posts used ASP. NET Web application” project template to create the new application. NET Web Application” project in VS 2010 is a nice starter template that provides a default master-page layout with CSS design (I blogged about this new starter project template in a previous blog post).
Add(New Ole Db Parameter("@description", Ole Db Type. Above we’ve defined two POCO classes - “Product” and “Category” – that we’ll use to represent the “Products” and “Categories” tables within our Northwind database.The properties on these two classes map to columns within the tables.Above we exposed a “Category” property on our Product class, and a “Products” property on our Category class.Accessing these properties enables us to use the PK/FK relationship between the two tables to retrieve back model instances.