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Retrive connection string from web.config file: write the below code in your file where you want; string connstring=ConfigurationManager.ConnectionStrings["itmall"].ConnectionString; SqlConnection con = new SqlConnection(connstring); or you can go in your way like.
16 sie 2021 · In a web application we can specify a database connection string in one of the following two ways. Specify it in the web.config file. Create a common class file for the connection string. Write connection string in web.config file
30 cze 2022 · Creating a Connection String and Working with SQL Server LocalDB. The MovieDBContext class you created handles the task of connecting to the database and mapping Movie objects to database records. One question you might ask, though, is how to specify which database it will connect to.
31 sty 2024 · Also, we have learned how to read connection strings from environment variables through the .NET Core Configuration object. Finally, we have learned how we can read connection strings in ASP.NET Core applications by injecting a configuration object in a controller class.
A database connection string is a string that specifies information about how to connect to a particular database. In the context of Entity Framework Core (EF Core), a connection string provides the necessary details for the DbContext to establish a connection to the database.
20 sty 2021 · This article introduces how to work with Models and Connection Strings and helps you to add some classes for the application for helping manage databases and to create or maintain the Connection Strings.
12 lip 2018 · It's pretty simple...use IOptions at the composition root like so in startup.cs or in a separate class library project: services.AddScoped<IDbConnection, OracleConnection>(); services.AddScoped<IDbConnection, SqlConnection>(); services.Configure<DatabaseConnections>(configuration.GetSection("DatabaseConnections"));
