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Q1) What actions does a referential integrity constraint prevent from occurring when data is inserted in a table that contains this constraint? Consider INSERT, UPDATE, and DELETE actions on both the child and the parent.
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 ...
Question: Lab 1: Creating a Database Design This assignment contains two (2) Sections: Database Design Diagram and Design Summary. You must submit both sections as separate files in order to complete this assignment. Not ...
SQL Query Assignment - For this assignment you are to write your answers in a word document. This assignment is in three parts: Part A (reporting queries), Part B (query performance), Part C (query design). For this assi ...
Suppose that you have designed a database for Morgan Importing that has the following tables: EMPLOYEE (EmployeeID, LastName, FirstName, Department, Phone, Fax, EmailAddress) STORE (StoreName, City, Country, Phone, Fax, ...
The system development team at the XYZ Company is working on developing a new customer order entry system. In the process of designing the new system, the team has identified the following data entity attributes: Invento ...
This assignment is a continuation of this solution The case study company has received the first report from its enterprise content management (ECM) consultant and now has a documented list of major content requirements ...
SQL injection on a search The way Search performs its task is by executing the following query (in a php script): $var=stripslashes($_POST['search']); $query = "SELECT username from lab1_login where use ...
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 ...
Database Design and Development Assignment - Assessment task - 1. Normalization a) Map the ERD, from the sample solution, into a set of relations in at least Third Normal Form (3NF). You must ensure that your relations m ...
Q1. Given the following file for assignment worker.com, identify data anomalies that must be removed before data can be loaded in data warehouse. Worker_assignment ← -----------------on course web site File is available ...
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Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate
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