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Differentiate between a subquery and a join
If we need to acquire information from one or more tables after that either subquery or join can be used. If the columns which are to appear in the result table are from different tables after that a join must be employed.
intent locking
Define Deadlock detection If a system does not employ a few protocols that make sure deadlock freedom, after that a detection and recovery scheme should be used. An algorithm
what is natural join?
Differentiate between logical database design and physical database design. Show how this separation leads to data independence? Basis Logical Databas
What are the components of storage manager? The storage manager components include a) Authorization and integrity manager b) Transaction manager c) Buffer manager d
Ask question #Minim 100 words accepted#what is recovery management component in database management system and how it is useful
With the help of a suitable diagram gives module wise explanation of system architecture of DBMS.on..
This project requires you to create a database design. Your design will be documented in a set of Entity-Relationship diagrams. Draw a set of Entity-Relationship diagrams to mode
Define the Query optimisation The query parser commonly generates a standard initial tree to correspond to an SQL query, with no doing any optimization. Such type of a canonica
usecase diagram,activity diagraM,SEQUENCE DIAGRAM
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