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Define instance and schema?
Instance: Collection of data stored in the data base at a certain moment is
Schema: The overall design of the data base is known as the data base schema.
Critically explained the benefits and limitations of different database technologies with proper examples
explain exhausitively the problems associated with er diagrams with ellustrations
Draw an ER diagram that shows the organization of a simple student database. The database captures the information about letter grades obtained by university students who enrolled
What are the object-oriented approaches Software systems which are designed with structured design methodology never support some of desired quality attributes for example reus
database help
What it creates while a primary key is combined with a foreign key? It creates Parent-Child relation ship between the tables that connect them while a primary key is combined w
What is meant by log-based recovery? The most widely used structures for recording database changes is the log. The log is a sequence of log records, recording all the update a
What is the meaning of Data Independence ?
i need help with creating database system for a library
lock and types of lock
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