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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.
Explain the rules for creating a labelled precedence graph for testing view serializability. Ans: A schedule S is view serializable if it is view equivalent to a ser
Cardinality shows the number of instances of an entity associated with another entity participating in a relationship. Depend on the cardinality binary relationship can be further
Can a domain, assigned to a data element be changed? Yes. We can do so by just overwriting the entry in the field domain.
What is conceptual model ? A conceptual model is a independent of both hardware and software.
(a) Data Mining Process : In the context of this cluster analysis project , and in your own words , explain how you would execute the first stage of data mining, namely the "P
Have database built but having problems with some questions that go with the database
What are multiple inheritances? Multiple inheritances allow a class to inherit variables and methods from many super classes.
What is RDBMS? Relational Data Base Management Systems (RDBMS) are database management systems that maintain data records and indices in tables. Relationships may be formed and
Which element in the database can modified by changing the data dictionary? Data elements in the database can be changed or modified through changing the data dictionary.
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