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Types of Data fragmentation
How is concurrency identified? Concurrency in objects can be identified by the way they alter their state. Current objects can change their state independently. Aggregation imp
What is Normalization? Database normalization is a data design and organization method applied to data structures based on rules that help building relational databases. In rel
About Attribute inheritance
Entity types that do not have any key attribute, and therefore cannot be identified independently, are known as weak entity types. A weak entity can be recognized uniquely only by
Now that she understands more about the benefits of databases, the play-scheme manager would like to extend the play-scheme database to include data for schools and instructors as
Rearrange the Execution Order for Efficiency Rearranging execution order for efficiency means executing such job that requires less execution time. By rearranging the object
Explain trivial dependency? Functional dependency of the form α ->β. is trivial if α C β. Trivial functional dependencies are satisfied by all the relations.
need requirement analysis for database management of stock market
Difference between Operating System and Database Security Security within the operating system can be executed at various levels ranging from passwords for access to system, t
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