Difference between SqlConnection and SqlConnectionStringBuilder

Question

I would like to know what is different between SqlConnection and SqlConnectionStringBuilder

Answer 1

Apples and Oranges.

SqlConnection actually controls the connection to the database.

SqlConnectionStringBuilder helps to dynamically create the connection string used in the SqlConnection.

http://msdn.microsoft.com/en-us/library/system.data.sqlclient.sqlconnection(v=vs.110).aspx

http://msdn.microsoft.com/en-us/library/system.data.sqlclient.sqlconnectionstringbuilder(v=vs.110).aspx