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In E-R Diagram how relationship type is represented ?
In E-R Diagram relationship type is represented as a Diamond.
discuss the purpose of the concurrency control?
Discuss the types of integrity constraints in which must be checked for the update operations - Insert and Delete. Give examples. Insert operation can violet any of the subse
Discuss the mechanism to read data from and write to a disk? Disk read/write heads are mechanisms in which read data from or write data to disk drives. The heads have gone by
What is a records management consultation? Our organization is an authority for disseminating your specific requirements and giving you with a solution to effectively manage yo
Describe the advantage of State chart Diagram A state chart represents a state machine, emphasizing flow of control from one state to other. A state machine is a behaviour whi
What is the way a particular application views the data from the database that the application uses? Sub schema is the way a particular application views the data from the data
A file manipulation command that extracts some of the records from a file is called ? A file manipulation command that extracts some of the records from a file is called SELECT
Query Processor The query language processor is responsible for taking query language statements or shifting them from the English-like syntax of the query language to a form
Replicating Data One approach that may support efficient access to dissimilar applications as above may be to give access to every of the applications from dissimilar replicate
Types of data independence Data independence can be classified into the following two types: Physical Data Independence: This means that for any change made in the physi
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