![]() Select LocalDB on the Feature Selection/Shared Features page during installation. LocalDB is an option when installing SQL Server 2016 Express. Install LocalDB through the installation wizard or by using the SqlLocalDB.msi program. Developer Tools can provide developers with a SQL Server Database Engine that lets them write and test Transact-SQL code without having to manage a full server instance of SQL Server. When connecting, the necessary SQL Server infrastructure is automatically created and started, enabling the application to use the database without complex configuration tasks. ![]() Once LocalDB is installed, you can initiate a connection using a special connection string. LocalDB installation copies a minimal set of files necessary to start the SQL Server Database Engine. It is available on SQL Server 2016 Express with Advanced Services. More on the SqlConnection class here, and more on using can be found here.Microsoft SQL Server 2016 Express LocalDB is a feature of SQL Server Express targeted to developers. It is just a good habit to get into early.It ensures that your connection object will get handled by Dispose even if there is an exception thrown in the using block.It makes your code much, much easier to read, and clean. ![]() ![]() This approach does several things for you: Using (SqlConnection conn = new SqlConnection(sqlConnection) Lastly, define your connection in a string and pass it into your SqlConnection object when you instantiate it, like this: string sqlConnection = "Data Source=127.0.0.1 Initial Catalog=Filter Integrated Security=SSPI " Remove that like so: "Data Source=127.0.0.1 " +Īlso, I would strongly suggest that you wrap your connection object in a using statement like this: using (SqlConnection conn = new SqlConnection()) ![]() Part of your problem is you have a trailing '.' in your IP address. ![]()
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