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What are the storage types?
The storage types are:
a) Volatile storage
b) Nonvolatile storage
The State of NewYork certifies firefighters throughout state and keep track all of them, as well as of the state’s fire departments. Each fire department has unique department numb
Implementation of association as an object Implement as a separate association object, independent of either class, as in Figure. An association object is a group of pairs
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
how many hourse have been spent on a certain project
what is cascading? what is rollback cascading? please explain in detail
Distributed Database Management System
In a Hierarchical model of data records are organized ? In the hierarchical model of data records are organized as Tree structure.
Describe Embedded Query Language? Embedded Query Language - A query language (e.g., SQL) can be implemented in two ways. It can be used interactively or embedded within a host
Q. What is relational algebra and calculus? Explain the relational algebra operators :- Selection and predicate, set operation, joins and division. Sol. Relational Algebra
Increases efficiency : Data is stored close to most often used site, therefore retrieval would be faster. Also, data that is not required by local applications is not stored, there
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