A Metadata-based Flexible Operation Model

Firstly,this paper introduces and summarizes metadata and its evolution process.Secondly,a metadata-based flexible operation model(MBFOM) is presented for administrative transaction processing system.Finally,the function,structure and realization of the micro-operation are studied in detail.The practice shows that the MBFOM is very practical and general,and is important for improving flexibility and software reuse of the system.