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how to construct labelled precedence graph for view serialiability.please explain insteps with one solved examples
What is the aim of object design The aim of object design is to identify object which the system contains and the interactions among them. The system implements specification
What are the advantages of by using an index and what are its disadvantages ? In difference, if the search key of a secondary index is not a candidate key, it is not sufficient
what is Lossless-join decomposition
Project Description: I would like to get a database of a website which has clients email name and phone number. If you are able to get information from a website, by entering
Create 1 experiment to demonstrate an aspect of query optimisation by using access-path structures (indexes), decomposition, or denormalisation. Once satisfied with your experiment
What are the advantages and disadvantages of using a database system. Sol. Advantages of Database System (DBMS) : (1) Data Redundancy and Inconsistency: Since differen
What are the typical phases of query processing
Describe the development process of Object oriented methods Object oriented methods have roots which are strongly anchored back in the 60s, functional and structured methods we
Explain the Project-Join normal form A relation R is in PJNF along with respect to a set of functional dependencies D if for all join dependencies of the outline *(R 1 , R 2 ,
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