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Write short notes on relational model
The relational model uses a collection of tables to show both data and the relationships between those data. The relational model is an example of a record based model.
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Which method of access uses key transformation? A Hash method of access uses key transformation.
What is an entity relationship model? The entity relationship model is a collection of basic objects known as entities and relationship between those objects. An
With the help of a suitable diagram gives module wise explanation of system architecture of DBMS.on..
Question: AirwaysCentre, an international airline booking company currently uses a relational database system for their operations, which includes the following relations: P
Why does a DBMS query language is designed? A DBMS query language is designed to support end users who use English-like commands. support in the development of complex applicat
HOW MANY TYPES OF VIEWS
Advantages of Database management system Let us summarize the advantages. Reduction of Redundancy: This is perhaps the most important advantage of using DBMS. Redundancy i
What are composite attributes? Composite attributes can be separated in to sub parts.
using the invoice table shown below,write the relational schema,draw a dependencies,inclunding all partial and transitive dependencies.assume that the table does not contain repeat
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