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Describe Object Relational model ?
Object Relational Model - This model combines the characteristics of both relational model and object oriented model. It extends the traditional relational model along with a variety of characteristics such as structured and collection kinds.
explain ANSI SPARC architecture
various techniques of hashing?
what are the purposes of dbms in details
(A) For the relation; CarSales (RegNo, BuyerName, Address, SalesPerson, Make, Model, Commission) The following functional dependences hold, RegNo _ID à Make, Model Reg
Problem: ‘Users and Information system specialists need to spend inordinate amounts of time locating and gathering data' (Watson and Hal, 1998) Recent developments in the ar
Explain the B + tree? B + tree is a type of tree which denotes sorted data in a way that permits for efficient insertion, retrieval and removal of records, each of which is
Type of database technology
Why were functional methods fashionable in early days? These are inspired directly by computer architecture and thus popular among computer scientist in early days. The divisio
Q. Explain data aggregatio n and discuss different design constraints. Sol. Aggregation One limitation of the E-R model is that it cannot express relationships amon
What are temporary tables? Temporary tables exist solely for a particular session or whose data persists for the duration of the transaction.
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