Connection Pooling in .NET/SQL Server?

Question

Is it necessary or advantageous to write custom connection pooling code when developing applications in .NET with an SQL Server database? I know that ADO.NET gives you the

Answer 1

With the advent of ADO.Net and the newer version of SQL connection pooling is handled on two layers, first through ADO.Net itself and secondly by SQL Server 2005/2008 directly, eliminating the need for custom connection pooling.

I have been informed that similar support are being planned or have been implemented in Oracle and MySQL out of interest.