doc.Products.odbc-progress-st The Single-Tier ODBC Drivers for Progress conform to the common architectural perceptions of an ODBC driver -- a single component installed on a desktop, workstation, or application server machine that depends on additional database specific networking middleware (from the relevant database vendor) for local or remote database connectivity.The OpenLink Single-Tier Drivers for Progress 4GL(SQL-89) are a Type A class of driver developed using the Progress ESQL/C call level interface and assumes the pre-installation of the Progress Network Client software for the target Progress Server release.The Progress 4GL (SQL-89) drivers are currently available for Progress versions 7.x, 8.x, 9.x, 10.x and beyond.The OpenLink Single-Tier Drivers for Progress SQL-92 are a Type A class of driver developed using the Progress SQL-92 call level interface and assumes the pre-installation of the Progress Network Client software for the target Progress Server release.The Progress SQL-92 drivers are currently available for Progress versions 9.x, 10.x and beyond. [[/images/aodbcst.gif|]] /Oracle Single-Tier Architecture Diagram Image scaled down; Click to enlarge./ This driver is available for Windows, Linux, Unix(most popular flavours) Operating systems.