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how to construct labelled precedence graph for view serialiability.please explain insteps with one solved examples
Drawbacks of Database systems ?
data models are being replaced over years. Reasons and why does that happen?
why older data models are being replaced by new data models.
comparison of oracle RDBMS with MySQL
Explain the Weak Entity Set An Entity set which does not have sufficient attribute to make a primay key is known as weak entity set. For instance, dependents of an employee in
what is inverted and multilist structure
What is an Index? An index is a small table having only two columns. The first column has a copy of the primary or candidate key of a table and the second column having a set o
Explain Network Model in DBMS? Network Model - It was formalised within the late year of 1960s through the Database Task Group of the Conference on Data System Language (DBTG
crete a data base relationship model Entity: Students; Professors; Dormitories buildings; Attributes of students: Name; Address; Dorm;
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