doc.Products.jdbc-oracle-mt The Multi-Tier JDBC driver for Oracle consists of a set of generic JDBC client classes and the Oracle Database agent on the server utilizing the built in database independent network layer for communication between the client and server.The OpenLink Multi-Tier Drivers for Oracle are a Type A class driver developed using the OCI call level interface.These drivers are currently available for Oracle versions 7.x, 8.x, 9.x and beyond. [[/images/aodbcst.gif|]] /Oracle Multi-Tier JDBC Driver Architecture Diagram Image scaled down; Click to enlarge./ This driver is available for Windows, Linux, Unix(most flavours), Mac Classic, Mac OS X or any Java enabled Operating systems.