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Which model is record based logical model?
Network Modelis basically known as record based logical model.
Benefits and Limitations od Data Models?
Write short notes on extension and intension? In any data model, it is significant to distinguish among the description of the database and the database itself the description
describe all the tables you have created. ?get table_name, status, num_rows, user_stats in user_tables system view ?get table_name, constraint_name, constraint_type in user_constr
Process to find the non-concurrent objects Once we find out non-concurrent (mutually exclusive) objects, we can fold all objects together in one thread of process or control. O
can you please explain with the help of suitable example the difference between conflict equivalence and conflict serializability?
What are the various states through which a transaction passes through in its lifetime? Briefly discuss all the events that causes transition from one state to another. Ans:
differences between a classified catalog and a dictionary catalog
Determine the term- Active values An active value is that has dependent values. Every dependent value registers itself with active value that contains a set of dependent values
Write a query that display ename annual salary and comm from emp table
a) Distinguish between ‘database' and ‘Database Management Systems (DBMS)'. b) List and briefly describe five potential benefits of the database approach compared to conventio
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