ADO.NET Data Access Architectures Multi-Tier Drivers .NET Data Provider for DB2 .NET Data Provider for Informix .NET Data Provider for Ingres .NET Data Provider for Microsoft SQL Server .NET Data Provider for MySQL .NET Data Provider for ODBC to JDBC Bridge .NET Data Provider for ODBC to ODBC Bridge .NET Data Provider for Oracle .NET Data Provider for PostgreSQL .NET Data Provider for Progress .NET Data Provider for Sybase