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30 cze 2011 · In order to read the connection string from app.cfg (in windows service application) the below code worked for me. var config = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None); var connectionStringsSection = (ConnectionStringsSection)config.GetSection("connectionStrings");
31 sty 2024 · Let’s define an environment variable for our connection string using the windows command line: set ConnectionStrings__ProductsDb="Server=myServer;Database=products;Trusted_Connection=True;" Then, let’s use the GetConnectionString() method or any of the other methods we have seen before to read the connection string:
15 gru 2023 · Save and edit connection strings in .NET Framework application development with Visual Studio, or edit a connection string directly in application settings.
This post demonstrates how to store and retrieve connection strings from app.config file of a C#.Net Windows application.
All connection strings in one place. Find the syntax for your database connection using ADO.NET, ADO, ODBC, OLEDB, C#, VB, VB.NET, ASP.NET and more.
5 lut 2021 · within 64bit, the C# code like: string connectionText = @"Driver={Microsoft Access Text Driver (*.txt; *.csv)};Dbq = C:\LTC\ad_hoc\;Extensions=asc,csv,tab,txt;"; string commandText = String.Format("SELECT TOP 100 * FROM [{0}]", FileName); OdbcConnection connection= new OdbcConnection(connectionText.Trim()); connection.Open(); the error message:
You are try to do set your SqlCommand.Connection property with your connection string. But this property is for specify your SqlConnection object, not your connection string. From documentation; Gets or sets the SqlConnection used by this instance of the SqlCommand.
