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what factors might influence a company to outsource its IT infrascture.
Consider the ER schema below for the MoneyMaking supermarket chain problem. Translate the given ER schema into SQL CREATE TABLE statement.
This report identifies and outlines my CIS 499 project named Traffic Data Management Systems (TDMS) . My goal is to design a replica of all traffic issues to be implemented i
data models are being replaced over years. Reasons and why does that happen?
Key to represent relationship amongs tables is called ? A Key that represent the relationship between tables is called Foreign Key.
The following data are required to be stored by a family physician. Family#, FamilyAddress, Patient#, PatientName, ServiceCode, ServiceFee, ServiceDate A family can have seve
Example -Find the employee name, salary, department number and average salary of his/her department, for those employees whose salary is more than the average salary of that depart
Define query optimization. Query optimization refers to the process of search the lowest -cost method of evaluating a given query.
Define in which normalisation form if an attribute of a composite key is dependent on an attribute of other composite key. Ans: 3NF A relation is in 3 NF if an attribute of
Which is the properties of entities? Attributes is the properties of entities.
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