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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.
What is Outer join? They can be employed while we want to keep all the tuples in R, or all those in S or all those in both relations in the result of the JOIN in spite of of w
Distributed Database Management System
What is Normalization? Database normalization is a data design and organization method applied to data structures based on rules that help building relational databases. In rel
what are the topics in data management
Different stages of DDLC ?
Discuss along with examples about several types of attributes present in the ER model? Types of Attributes are: • SIMPLE attributes are attributes which are drawn from the ato
Define the terms entity, attribute, role and relationship between the entities, giving examples for each of them. Ans: Entity: An entity is a "thing" or "object" in th
What does conceptual design work? A conceptual design involves modelling independent of the DBMS.
Explain data independence ? Data independence is the capacity to modify the schema at one stage of a database system without having to change the schema at the further level.
Briefly describe the different kinds of users of a DBMS. Ans: Different sorts of DBMS users are: (a) Software Engineers: These are the people accountable for developing ap
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