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database help
Chapter 1 - Profile for the Organization You have to select an organization of your choice and assume that you work for that organization. Now you must prepare a brief profile of t
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
in case of functional dependencies how we get the higher normal form.
Consider the two relations given below Given that A is the primary key of R, D is the primary key of S and there is a referential integrity among S.A and R.A, discuss all
need a DBMS system on any data for assignment.
Drawbacks of Database systems ?
What is a function group? A function group is a collection of logically related modules that share global data with every other. All the modules in the group are contained in
Consider the entity type dependent related to employee entity, which is used to keep track of the dependents of every employee. The attributes of dependents are: name, sex, birth d
basic structure of xml
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