C. Mohan ACM SIGMOD Conference 1994 23 2 521 521 The classical transaction concept has been widely adopted in academia and in industry. That transaction model guarantees the ACID properties - atomicity, consistency, isolation and durability. In the last few years, for nontraditional applications like CA Information Systems, DATABASE MANAGEMENT, Logical Design, Data models. Information Systems, DATABASE MANAGEMENT, Systems, Transaction processing. H.2.1 Information Systems, DATABASE MANAGEMENT, Logical Design, Data models. H.2.4 Information Systems, DATABASE MANAGEMENT, Systems, Transaction processing.