Distributed Database Management System, Database Management System

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Types of Data fragmentation

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1. Which model is used to store data in tree structures Ans: Hierarchical model is used to store data in tree structures

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For each m:n relationship type R, we make a new table (say S) to represent R. We also contain the primary key attributes of both the participating entity types as a foreign key att

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Need for Multiple Access Paths In practice, most of the online information systems need the support of multi-key files. For example, consider a banking database application hav

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What is a relationship called when it is maintained between two entities? A relationship is called Binary relationship when it is maintained between two entities.

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What's the difference between a primary key and a unique key? Both primary key and unique key enforces uniqueness of the column on which they are explained. But by default prim

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Critically explained the benefits and limitations of different database technologies with proper examples

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What are called journaling file systems? File systems that support log disks are known as journaling file systems.

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