Subject Details
Dept     : IT
Sem      : 4
Regul    : R2023
Faculty : Ms.S.Rajasulochana
phone  : NIL
E-mail  : sulochana.s.cse@snsct.org
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Lecture Notes

UNIT 1:
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Purpose of Database System
pdf
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Data models
pdf
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ER model
pdf
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Views of data
UNIT 2:
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Joins
pdf
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Constraints
pdf
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Triggers
pdf
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Triggers
pdf
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Stored Procedure Intermediate SQL
UNIT 3:
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Armstrongs axioms for FDs
pdf
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closure of a set of FDs
pdf
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minimal covers
pdf
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First,Second,Third Normal Forms
UNIT 4:
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Transaction
pdf
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Acid properties
pdf
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Concurrency control
pdf
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Locking protocols
pdf
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Two phase locking
pdf
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Two phase locking
pdf
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Save points
pdf
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ISOLATION LEVELS