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What are called index-sequential files?
The files that are ordered sequentially with a primary index on the search key are known as index-sequential files
Why did SAP introduce the extended star schema? Explain why it is reported to be better than the traditional schema model?
Types Of Indexes One of the words used during the file organisation is the term index. In this part, let us describe this term in more detail. We find the index of keywords
WHAT IS DSS? WRITE ITS REQUIREMENTS.
Selective replication: This is a combination of generating small fragments of relation and replicating them rather than a entire relation. The data should be fragmented on require
Consider an information system designed for an online company which provides IT products and services These include desktops, laptops, networking products, IT books, parts, and
What are the Objectives of Advance object design After this unit, you shall be able to: combine three OOAD models to obtain operations on the classes; develop algo
normal forms
Describe the algorithm to draw the dependency graph? Ans: Algorithm to draw Precedence Graph is like this: a. For every transaction T i participating in schedule S, make
How does a query tree represent a relational algebra expression? Ans: This includes transforming an initial expression (tree) into an equivalent expression (tree) that is
Design a gennalization and specialization hierarchy for an automobile sales company
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