What is sql connector code for asp.net in the web config section?

Question

please answered me

Answer 1

You need to add connection string to your config file:
<connectionStrings>
<add name="CustomerDataConnectionString"
connectionString="Data Source=localhost;Integrated Security=SSPI;Initial Catalog=Northwind"
providerName="System.Data.SqlClient" />
</connectionStrings>

Please refer: https://msdn.microsoft.com/en-us/library/ms228094(v=vs.85).aspx