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Determine the OBJECTIVES of object design
After passing through this unit, you should be able to:
Due date for May 8
Question 1 Create a table student with attributes student name, roll number, total marks and percentage. Do the following operations Insert details in to the table Update
write a short note on participation role? Participation role: roles are indicating in E-R diagram by labelling the lines that connect diamonds to rectangles.
normal forms
In case of entity integrity, the primary key may be declared? In a case of entity integrity primary key may be not Null.
Fourth Normal Form (4NF) When attributes in a relation have multi-valued dependency, further Normalization to 4NF and 5NF are needed. Let us first find out what multi-valued d
Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4
what do you mean by consistency in rdbms?
ddlc
What are the three data anomalies that are likely to occur as a result of data redundancy? Can data redundancy be completely eliminated in database approach? Why or why not? A
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