doc.Products.jdbc-ingres-mt The Multi-Tier JDBC driver for Ingres consists of a set of generic JDBC client classes and the Ingres 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 CA-Ingres are a Type A class driver developed using the OpenAPI call level interface.These drivers are currently available for Ingres II versions 1.x, 2.x and beyond. [[/images/aodbcst.gif|]] /Ingres 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.