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Define physical and logical data independence. How does this architecture help in achieving these? Data independence entails that change in one view must not need a change in t
Limitations of File Based System The file-based system has some limitations. The limitations are listed as follows: Isolation and separation of data: When the data is
WHAT IS MEANT BY E-R MODEL
how to implement hyrise in C plus plus
What do you mean by Correlated subquery? Subqueries, or nested queries, are used to bring back a set of rows to be used by the parent query. Depending on how the subquery is writ
difference between MIS and DSS
Use inheritance as an implementation technique when you are going to use inheritance as an implementation technique, you can achieve same goal in a safer way by making one cla
When It is better to use files than a DBMS? It is better to use files than a DBMS when Multiple users wish to access the data.
What is a relationship called when it is maintained between two entities? A relationship is called Binary relationship when it is maintained between two entities.
The technique of converting the state diagram to code a) Identify all major control paths. Start from initial state; choose a path across the diagram that corresponds to normal
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