To complete this walkthrough, you need the. mdf file and add tables and keys by using the Table Designer. You can also create a database by executing Transact-SQL statements in the SQL Server Object Explorer tool window in Visual Studio. You can use Visual Studio to create and update a local database file in SQL Server Express LocalDB. Entity Framework provides a more natural way to work with tabular data as object models, and it has a simpler programming interface. NET applications use Entity Framework Core. Although datasets have proven to be a very successful technology, we recommend that new. They are especially useful for applications that enable users to modify data and persist the changes back to the database. NET technologies from the early 2000s that enable applications to work with data in memory while the applications are disconnected from the database.
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