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Describe Database state in details?
Database state: The actual data within the database at a particular moment in time is known as a database state.
Assume that you are responsible for selecting a new DBMS product for Sohar Hospital
What is Hierarchical DBMS In HDBMS, data is structured in a tree like manner. There is a parent-child relationship between data items and the data model is very suitable for re
Explain the term- Periodic recomputation Periodic recomputation: Base values are often updated in bunches. Sometimes, it is possible to just recompute all derived attributes p
discuss the purpose of the concurrency control?
What are the benefits of decomposing a system? The benefits of decomposing a system into subsystems are that after decomposition, each individual component become smaller and e
Draw an ER diagram for company''s database schema
What types of adjustments are required to increase chances of inheritance. a) Some attributes can be added or ignored in the base class operation b) Some changes can be
what are the topics in data management
A student entity type has the following attributes,name..
What is Data dictionary? A data dictionary is a reserved space in a database that is employed to store information about the database itself. A data dictionary may consist o
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