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What four main types of actions involve databases? Briefly discuss each. What are the responsibilities of the DBA and the database designers? What is the difference between a database schema and a database state? What is the difference between procedural and nonprocedural DMLs?What is the difference between the two-tier and three-tier client/server architectures?
Data Manipulation in EXCEL-How to enter in data manually to an EXCEL spreadsheet and then create formulas to perform calculations on that data. In this lesson, you will learn how to import data to EXCEL from an external source,use tools built-in t..
Construct a diagram using Rationale to map the arguments about a moral claim that you have identified in the article/case study and write an essay, which maps closely to the Rationale diagram that you constructed.
please write sql statements to answer the following questions. your tables should still be on the oracle server. please
Create a report which identifies five most expensive bicycles. The report must list bicycles in descending order from most expensive to lease expensive, the quantity on hand for each, and the markup percentage for each.
For each of the following sets of FDs, assuming those are the only dependencies that hold for R, do the following: (a) Identify the candidate key(s) for R. (b) Identify the best normal form that R satisfies (1NF, 2NF, 3NF, or BCNF). (c) If R is ..
imagine that you work for a finance industry-based organization. your organization is looking to submit its database
Explain the concept of physical data independence and its importance in database systems, List four significant differences between a file-processing system and a DBMS.
Watch the 36-minute video on ‘Data Analytics at Facebook' at www.youtube.com/watch?v=D19.JiG-Ow9g or http://bit.ly/1Vk0r3K or tinyurl.com/facebook-data-analytics, What do you understand by data analytics
MGMT321 Group Project: Create the following documents for the proposed system and deliver each SDLC documents by the end of each designated module, as shown below
1) Fetch all the customers that are not from region 'BC' or 'SP' 2) Show all customer contact names and titles for the business owners who are from Germany or France 3) Fetch customers from Germany, Mexico and Sweden
Create a schema that supports the company's business and processes. Explain and support the database schema with relevant arguments that support the rationale for the structure
SQL Concepts and Database Design
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