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Data Base Management System
1. Draw the Architecture of MySQL and explain about its subsystems briefly.
2. Elaborate with the help of an example the concept of Primary key and foreign key in Relational Database management system.
3. Explain View? With an example, use the format of view statement to create view.
4. What types of anomalies are found in relational database? Explain briefly.
5. Explain the three phases that a query passes through during the DBMS processing of that query? Explain briefly.
6. Write down the advantages of Advantages of Object Oriented Database Management.
construct a B+ tree for the following set of key value (2,3,5,7,11,19,23,29,31) in ascending order where the pointers that will fit in one node is as follows:A. four B. six C. eigh
Show a centralised schema to support the operation of the system you have chosen, including in particular: the product catalogue; the outlets and respective stocks; customer record
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
Define data model? A data model is a collection of conceptual tools for explaining data, data relationships, data semantics and consistency constraints.
How do I use strap on?#
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
Attribute Preservation This is a easy and obvious necessity that includes preserving all the attributes that were there in the relation that is being decomposed.
Prove that a relation which is 4NF must be BCNF. Ans Let R be in 4NF. Suppose it is not in BCNF. Hence, there exists an FD X→Y in R such that x is not a super key. Although
To eliminate duplicate rows (distinct operator) Example: SELECT DISTINCT DEPTNO FROM EMP;
explain in details about one to one binary relationship
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