Post on 13-Apr-2017
SEMINAR ON
REAL TIME TRANSACTION
PROCESSING SYSTEM
Presented by
Kunal Mahurkar(ME)Computer Engineering,
AISSMSCOE,PUNE
Under Guidance of
Mrs.Shaikh (Professor)
(ME)Computer Engineering,
AISSMSCOE,PUNE
TRANSACTION General Meaning
Instance of examples,
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TRANSACTION
High Performance Database,(ME)Computer Dept.,AISSMSCOE,Pune
Real Time Transaction Processing System
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TRANSACTION
High Performance Database,(ME)Computer Dept.,AISSMSCOE,Pune
Real Time Transaction Processing System
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TRANSACTION PROCESSING
High Performance Database,(ME)Computer Dept.,AISSMSCOE,Pune
Information Sytem
Store data
Retrieve data
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TRANSACTION PROCESSING FEATURES
High Performance Database,(ME)Computer Dept.,AISSMSCOE,Pune
Measured by no. of Tx they can process in given time
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TRANSACTION PROCESSING FEATURES
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Real Time Transaction Processing System
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TRANSACTION PROCESSING FEATURES
High Performance Database,(ME)Computer Dept.,AISSMSCOE,Pune
No Corruption of data.
Example. 2 operators cannot sell same seat on an aeroplane.
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TRANSACTION PROCESSING FEATURES
High Performance Database,(ME)Computer Dept.,AISSMSCOE,Pune
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TRANSACTION PROCESSING FEATURES
High Performance Database,(ME)Computer Dept.,AISSMSCOE,Pune
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
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TYPES OF TRANSACTION PROCESSING
High Performance Database,(ME)Computer Dept.,AISSMSCOE,Pune
Real Time Transaction Processing System
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REAL TIME TRANSACTION PROCESSING SYSTEM
High Performance Database,(ME)Computer Dept.,AISSMSCOE,Pune
When deadlines are included CORRECTNESS of an EXECUTION is no longer solely an issue of d/b CONSISTENCY.
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DEADLINES CHARACTERIZATION HARD DEADLINE
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DEADLINES CHARACTERIZATION
FIRM DEADLINE
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DEADLINES CHARACTERIZATION SOFT DEADLINE
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Waitt1
High Performance Database,(ME)Computer Dept.,AISSMSCOE,Pune
Will cause t1
To missdeadline
Pre-empt t2
T1 will complete its
task BUT DON’T
FORGET t2
Real Time Transaction Processing System
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Real Time Transaction Processing System
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Main memorydatabase
Server process
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ISSUE IN REAL TIME PROCESSING SYSTEM
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REFERENCES Database System Concepts 6th edition _
Henry F Korth Abraham Silberschatz, S Sudharshan
http://www.i95dev.com/is-real-time-processing-better-than-batch-processing/
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ANY QUESTIONS
THANK YOU..
High Performance Database,(ME)Computer Dept.,AISSMSCOE,Pune