Introduction

TREX is based on a client/server architecture. The client component is integrated into the application that uses the TREX functions, and allows communication with the TREX servers. The server component processes the requests; it indexes and classifies documents and answers search queries. The server component comprises of the following individual servers:

Web server with TREX extension
RFC server
Queue server
Preprocessor
Index server
Name server

The figure below illustrates the individual components and the communication between components:

Figure 1 : The SAP TREX architecture