无为而为 说两句：
.NET下开发MySQL应用必备

MySQL Connector/Net enables developers to easily create .NET applications that require secure, high-performance data connectivity with MySQL. It implements the required ADO.NET interfaces and integrates into ADO.NET aware tools. Developers can build applications using their choice of .NET languages. MySQL Connector/Net is a fully-managed ADO.NET driver written in 100% pure C#.
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原文地址：http://www.mysql.com/products/connector/net/