Transaction Management Overview

Jul 6th, 2015
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Alcorn State University
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Concurrent execution of user programs is essential for good DBMS performance. Because disk accesses are frequent, and relatively slow, it is important to keep the cpu humming by working on several user programs concurrently.

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SUBMITTED TO:Mrs. TUHINA SINHA.DEPARTMENT OF URBAN AND REGIONAL PLANNINGSCHOOL OF PLANNING AND ARCHITECTUREJAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITYSUBMITTED BY:RAKESH (070212)NAGARJUN(070213).INTRODUCTIONFlood Definition : A flood is an overflow of an expanse of water that submergesland a deluge. Causes of Flood: Mass of water exceeding the total capacity of river or lake. When an area of land, usually low-lying is covered withwater. Worst floods occurs when river overflows its banks. When soil & vegetation cannot absorb all the water. Coastal areas are occasionally flooded by high tides causedby severe winds on ocean surfaces, or by tsunami waves. Effects of Flood: Structures get damaged. Landslides can take place. People & livestock die due to drowning. It leads to epidemics & diseases.River KrishnaThe delta of the river is one of themost fertile regions in India andwas the home to ancientMahabaleswarSatavahana and Ikshvaku sundynasty, kings.Sangli in Maharashtra &HamasaladeeviVijayawada in A.P. are the largestcities on the River Krishna.Ecologically, this is one of thedisastrous rivers in the world, itcauses heavy soil erosion duringthe monsoon season.Length:- 1400 kmRiver KrishnaKrishna Basin extends over an areaof 258,948km which is nearly 8% oftotal geographical area of thecountry.It flows fast and furious, oftenreaching depths of over 23 m.

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