JDBCMTArchitecturesJDBC Data Access Architectures Multi-Tier Drivers DB2 Multi-Tier Informix Multi-Tier Ingres Multi-Tier Microsoft SQL Server Multi-Tier MySQL Multi-Tier JDBC to JDBC Bridge Multi-Tier ODBC to ODBC Bridge Multi-Tier Oracle Multi-Tier PostgreSQL Multi-Tier Progress Multi-Tier Sybase Multi-Tier