This document appears to be a presentation about real-time transaction processing systems given by Kunal Mahurkar under the guidance of Mrs. Shaikh. It discusses key aspects of real-time transaction processing systems including how they are measured by the number of transactions they can process in a given time period, the importance of avoiding data corruption, needing modular growth to add or replace hardware/software, and different types of deadlines for transactions (hard, firm, soft). It also mentions using main memory databases and server processes.
2. General Meaning
Instance of
examples,
11/5/2015
2High Performance Database, (ME)Computer Dept., AISSMSCOE, Pune
Real Time Transaction Processing System
8. 11/5/2015High Performance Database,(ME)Computer Dept.,AISSMSCOE,Pune 8
No Corruption of data.
Example. 2 operators cannot sell same seat on an aeroplane.
Real Time Transaction Processing System
10. 11/5/2015High Performance Database,(ME)Computer Dept.,AISSMSCOE,Pune 10
MODULAR GROWTH
Growth at incremental cost rather than requires a complete replacement
Must be able to add, update or replace h/w or s/w without shutting down
system
Real Time Transaction Processing System
12. 11/5/2015High Performance Database,(ME)Computer Dept.,AISSMSCOE,Pune 12
When deadlines are included CORRECTNESS of an EXECUTION is no
longer solely an issue of d/b CONSISTENCY.
Real Time Transaction Processing System
13. HARD DEADLINE
11/5/2015High Performance Database,(ME)Computer Dept.,AISSMSCOE,Pune 13
=
Real Time Transaction Processing System
14. FIRM DEADLINE
11/5/2015High Performance Database,(ME)Computer Dept.,AISSMSCOE,Pune 14
Real Time Transaction Processing System
15. SOFT DEADLINE
11/5/2015High Performance Database,(ME)Computer Dept.,AISSMSCOE,Pune 15
=
Real Time Transaction Processing System
20. Database System Concepts 6th edition _
Henry F Korth Abraham Silberschatz, S
Sudharshan
http://www.i95dev.com/is-real-time-
processing-better-than-batch-processing/
11/5/2015High Performance Database,(ME)Computer Dept.,AISSMSCOE,Pune 20