Integrating Data Processing Systems: In Theory and in Practice |
Contents
What Integration Is and is Not | 1 |
Integration of Internally Constructed Systems | 34 |
The Spectrum of Integration | 46 |
Copyright | |
16 other sections not shown
Common terms and phrases
achieve integration activity chain of abstraction chandelier perspective code and data collections of data common consider cost data and processes data base data definition data dictionary data element data redundancy data structures DBMS defined definition of data degree of integration determined dv's example existing code existing systems Figure frontal perspective gration happens impact implemented integrated environment integrated system inventory issues of ownership level of abstraction load module logical long-term loosely decentralized environment maintenance major ment mode of operation multiple network monitor non-overlap occurrence of data on-line organization organizational payroll performance physical units problems process definition pv's relationship reorganization resistance scope of integration separate shown in Fig single processing source code subsidiary processors subsystem level system integration tightly decentralized environment tion type of change type of data unintegrated unit of data unload/reload update user's environment