Database Concepts (7th Edition)
7th Edition
ISBN: 9780133544626
Author: David M. Kroenke, David J. Auer
Publisher: PEARSON
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Question
Chapter 8, Problem 8.29RQ
Program Plan Intro
Distributed
- A database that can store and process the data in one or more system is called as distributed database.
- Distributed database can be available either partitioned and in a replicated manner.
Replicated database:
Replicated database is where multiple copies of the database are stored at different locations.
Partitioned database:
A Partitioned database is where individual chunks of the database contents are stored on different computers.
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Chapter 8 Solutions
Database Concepts (7th Edition)
Ch. 8 - Prob. 8.1RQCh. 8 - Prob. 8.2RQCh. 8 - Prob. 8.3RQCh. 8 - Prob. 8.4RQCh. 8 - Prob. 8.5RQCh. 8 - Prob. 8.6RQCh. 8 - What problems in operational data create the need...Ch. 8 - Prob. 8.8RQCh. 8 - Prob. 8.9RQCh. 8 - Prob. 8.10RQ
Ch. 8 - Explain the difference between a data warehouse...Ch. 8 - Prob. 8.12RQCh. 8 - Prob. 8.13RQCh. 8 - Prob. 8.14RQCh. 8 - Prob. 8.15RQCh. 8 - Prob. 8.16RQCh. 8 - Prob. 8.17RQCh. 8 - Prob. 8.18RQCh. 8 - Prob. 8.19RQCh. 8 - Prob. 8.20RQCh. 8 - Prob. 8.21RQCh. 8 - Prob. 8.22RQCh. 8 - Prob. 8.23RQCh. 8 - Prob. 8.24RQCh. 8 - Prob. 8.25RQCh. 8 - Prob. 8.26RQCh. 8 - Prob. 8.27RQCh. 8 - Explain one way to partition a database that has...Ch. 8 - Prob. 8.29RQCh. 8 - Explain what must be done when fully replicating a...Ch. 8 - Prob. 8.31RQCh. 8 - Prob. 8.32RQCh. 8 - Prob. 8.33RQCh. 8 - Prob. 8.34RQCh. 8 - Explain the meaning of the term object...Ch. 8 - Prob. 8.36RQCh. 8 - Prob. 8.37RQCh. 8 - Prob. 8.38RQCh. 8 - Prob. 8.39RQCh. 8 - Prob. 8.40RQCh. 8 - Prob. 8.41RQCh. 8 - Prob. 8.42RQCh. 8 - Prob. 8.43RQCh. 8 - Prob. 8.44RQCh. 8 - Prob. 8.45RQCh. 8 - Prob. 8.46RQCh. 8 - Prob. 8.47RQ
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- How can "self-referencing tables" be modeled in a relational database?arrow_forwardA clothing manufacturer produces woollen jumpers in a variety of sizes and colours. These are stored in a warehouse and each location in the warehouse contains jumpers that are all the same colour and all the same size. Each of the different sizes is available in all the different colours, and each combination of size and colour can be found in only one location in the warehouse. The manufacturer uses a relational database to record information about what is stored in each location in the warehouse. There is a table, Warehouse, with three attributes: Size, Colour, Location. a)What are the candidate keys for the table? State why they are candidate keys. b)What normal form is the Warehouse table in? Justify your answer by referring to specific dependencies for the table. (c) It is suggested that the Warehouse table be split into two tables. One table is to have attributes Size, Colour and the other to have attributes Location, Size. Explain briefly any advantages or disadvantages of…arrow_forwardA clothing manufacturer produces woollen jumpers in a variety of sizes and colours. These are stored in a warehouse and each location in the warehouse contains jumpers that are all the same colour and all the same size. Each of the different sizes is available in all the different colours, and each combination of size and colour can be found in only one location in the warehouse. The manufacturer uses a relational database to record information about what is stored in each location in the warehouse. There is a table, Warehouse, with three attributes: Size, Colour, Location. Below are listed four possible functional dependencies for the table. Not all of these hold. For each dependency, state whether it holds or not. Justify the reason for your decision in each case by referring to the description at the start of the question. Location → Size, Colour Location, Size → Colour Colour, Size → Location Colour → Size, Locationarrow_forward
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