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What is Explicit update
In explicit update, each derived attribute is defined with respect to one, or more fundamental base object(s). The object designer determines that derived attributes are affected by each change to a basic attribute, and inserts code into update operation on base object to explicitly update derived attributes which depend on it.
write an SQL statement to create the database in MYSQL server
What is a database? Database - Basically in simple terms A database is a collection of inter related data and/or information stored so which it is available to several users
Define decision tree classifiers? As the name suggests decision tree classifiers use a tree: Every leaf node has an associated class, and every internal node has a predicate as
In a relational model how relations are termed? In a relational model, relations are termed as tables. (The term ‘relation’ is the technical name of the ‘table’ in RDBMS)
How many levels can be viewed in Architecture of the database ? Architecture of the database can be viewed as three levels.
Question : Mr. Smith Harry has a car manufacturing company which has recently integrated management information system. He wishes to obtain more information on ethics and socia
I need help with data warehousing and business intelligence course project about designing a data warehouse for a jewelry company that does not have one
How many types of Views are there? There are Four types of views:- Database View Help View Projection View Maintenance View
What is Specialization? Specialization: Specialization permits you to describe new types of information (new structural types or latest domains of information), although reusin
What is storage manager? A storage manager is a program module that gives the interface between the Low level data kept in a database and the application programs
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