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What is the main advantage of the object model? What are its different components? The object model focuses on the logical data structures. Each object model comprises of many
define attribute inheritance with example?
Section A: Use the following tables to create a database called College. Use SQL commands. Student stuid(primary) lastName firstName
real life situations where database management system are most suitable
what is stracture of dabms
Properties of a Transaction A transaction has four main properties. These are: Atomicity Consistency Isolation or Independence Durability or Permanen
Describe Physical Data independence ? Physical Data Independence - It is capacity to modify the internal schema without having to change conceptual schema. Therefore, the exter
Control as State within Program 1. The term control exactly means to check effect of input within a program. For illustration, in Figure, after the ATM card is inserted (a
Develop C# schoolproject ASAP Helping me with schoolproject. The project is prepared in C# and haves a database connection. We have some small issues asking up data from t
Compare the Nested-loop join and block-nested loop join Ans: Nested loop join - It is costly as worst case cost, no. of block accesses needed is n r * b s + b r where b
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