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In an organisation various projects are undertaken. Each projects can employ one or more employees. Every employee can work on one or more projects. Each project is undertaken on the request of client. A client can request for various projects. Each project has only one client. A project could use a number of items and a item may be used through various projects. Draw an E-R diagram and convert it to a relational schema.
The relational schema has subsequent tables 1) Project (Pid, Pname) 2) Employee (Empid, Ename) 3) Client (Cno, Cname) 4) Item (I type, I name) 5) Use (Pid, I type) 6) Work (Pid, Empid) 7) Request (Pid, Cno)
Problem 1 What is a Data Warehouse? Mention its advantages 2 Explain the Top-Down and Bottom-up Data Warehouse development Methodologies 3 What is Data Transformation? Ex
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What is a value? A data value is used for identity. This form of identity is used in relational systems.eg: The primary key value of a tuple recognize the tuple.
Assume that you are responsible for selecting a new DBMS product for Sohar Hospital
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