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Mixed fragmentation: Sometimes, horizontal fragmentation or vertical fragmentation of a database schema by itself is insufficient to sufficiently distribute the data for some appli
What is serialization? Where it is used and why? Serialization is a basic term used for mechanisms which enable objects and object structures to be converted into portable for
need a DBMS system on any data for assignment.
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Explain the EXISTS and UNIQUE functions of SQL. Give an example for each? EXISTS: The EXISTS function takes one parameter that is a SQL statement. If any records exist which
What are the basic objects of the data dictionary? Tables Domains Data elements Structures Foreign Keys
Explain the concept of Modeling With Objects A model is a conceptual representation of a specification, design or system from a particular point of view. A modelling language
a project based on normalization with first, second and third normalization. There need to be a diagram also
Where does view definition stored? A view definition is permanently stored as part of the database.
List and explain the memory constructs of the Oracle 12c databases?
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