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To delete a particular column in a relation which command is used ? To delete a particular column in a relation ALTER command is used.
What is serializability? Explain its types? The data base system must control concurrent implementation of transactions, to ensure that the data base state remains consistent.
Draw entity relationship diagram for the following scenario. A university has many departments whereas each department belongs to that particular uni. That uni has also many bui
Example - ALTER TABLE emp MODIFY (empno NUMBER (7));
er diagram of sport
explain the mapping constraints
Prepare a gantt chart for the stock control project: Scenario Lucas-TVS is the Leader in Auto Electricals in India today with 50 years experience in desig
What is known as fudge factor? The number of partitions is enhanced by a small value called the fudge factor, which is usually 20 percent of the number of hash partitions compu
What is Structured Query Langauge (SQL)? SQL is a powerful set-oriented language which was formed by IBM research for the databases that adhere to the relational model. It havi
anyone have a textbook solutions case fair, 8 edition of vol 1 ?, please give me
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