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Report writing help on database mgmt
Project Description:
Use of Harvard referencing, critical analysis is required.
Skills required:
Academic Writing, Technical Writing, Database Administration, XML
PHYSICAL DBMS ARCHITECTURE The physical architecture defines the software components used to process and enter data, and how these software components are related and interc
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
a. Construct a query around any one of the functional divisions you made in 4a such that if executed in the distributed design of 4 would require reconstruction of at least two ho
Define query optimization. Query optimization refers to the process of search the lowest -cost method of evaluating a given query.
1. A company wants a report containing a breakdown of payroll by department. Input, which should be stored in 3 parallel arrays, includes each employee's department number, hourly
#floating point representation is used to store
In an E-R diagram an entity set is represent by? In an E-R digram entity set is represted by rectangle.
Every simple attribute of an entity type have a possible set of values that can be attached to it. This is known as the domain of an attribute. An attribute cannot have a value out
Explain outer join? Outer Join - If there are any values in one table which do not have corresponding value(s) in the other, in an equi-join which will not be chosen. Such ro
East Coast Aquarium Relational Database
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