The PSQL ADO.NET data provider (the ADO.NET data provider) provides data access to any .NET-enabled application or application server. The ADO.NET data provider delivers high-performance point-to-point and n-tier access to industry-leading data stores across the Internet and intranets. Because it is optimized for the .NET environment, the ADO.NET data provider allows you to incorporate .NET technology and extend the functionality and performance of your existing system.

Note: See The ADO.NET Entity Framework Data Provider for information about using the data provider with the ADO.NET Entity Framework.