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What are ways of finding out either an update is required or not for derived attributes?
The ways to find out an update is required or, not are as:
DBMS, Programming
Relational Database Design A) Given the following business rules, identify entity types, attributes (at least two attributes for each entity, including the primary key) and relationships, and then draw an Entity-Relation ...
Project Outline and Requirements Provide a brief description of the organization (can be hypothetical) that will be used as the basis for the projects in the course. Include company size, location(s), and other pertinent ...
Select * From E, D, P WHERE E.dept=D.dept AND D.city=P.city AND D.budget>1M AND P.priority=A; Assuming relations have the same size and uniform distributions, what is the best plan with Nested Loop joins only? Write it a ...
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Assignment Question - Write and run SQL statements to complete the following tasks Part A - DML 1. Locate the record in the vendor table that does not have a value for the attribute V_STATE 2. Find the customers whose ba ...
Question: Find at least two academic sources that describe the movement of Enterprise resource planning (ERP) activities to the cloud. Discuss the types of ERP activities that can be conducted in the cloud and the pros a ...
Question : a) Suppose you are a marathon runner that can run a maximum of n miles on a single bottle of water. You are given a map of your marathon route with all the water stations marked. Design an efficient algorithm ...
Data Mining Assignment - In this assignment you are asked to explore the use of neural networks for classification and numeric prediction. You are also asked to carry out a data mining investigation on a real-world data ...
Question: As explained throughout this course, entity relationship modeling is a critical element of database design. If the database is not properly modeled, it is unlikely that the database will be properly developed. ...
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