EP MINDTAPV2.0 FOR CORONEL/MORRIS'S DAT
13th Edition
ISBN: 9780357427866
Author: Coronel
Publisher: Cengage Learning
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Chapter 13, Problem 15RQ
Program Plan Intro
Online Analytical Processing (OLAP) architecture:
- The components of OLAP client/server architecture are as follows
- OLAP Graphical User Interface (GUI) which is used for establishing communication between the end user and the computer system.
- OLAP Analytical Processing Logic (APL) is required for performing difficult transactions between the client and the server.
- OLAP Data Processing Logic (DPL) is used for performing data analysis in the data warehouse.
Data Mart:
- Data mart is the subset of the data warehouse that focuses on the particular subject.
- It is modified for decision making application and restricted in scope.
- Performance for well-defined uses is optimized using the single or couple of queries.
- Data mart optimizes the performance for well-defined uses as a single or couple queries.
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Describe the different hierarchical data views that LDAP can provide without duplicating the data at the lowest level.
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Describe the many hierarchical data views that LDAP may give without repeating the base-level data.
Chapter 13 Solutions
EP MINDTAPV2.0 FOR CORONEL/MORRIS'S DAT
Ch. 13 - Prob. 1RQCh. 13 - Prob. 2RQCh. 13 - Prob. 3RQCh. 13 - Prob. 4RQCh. 13 - Prob. 5RQCh. 13 - What is a data warehouse, and what are its main...Ch. 13 - Prob. 7RQCh. 13 - Prob. 8RQCh. 13 - Prob. 9RQCh. 13 - Prob. 10RQ
Ch. 13 - Prob. 11RQCh. 13 - Prob. 12RQCh. 13 - Prob. 13RQCh. 13 - Prob. 14RQCh. 13 - Prob. 15RQCh. 13 - Prob. 16RQCh. 13 - Prob. 17RQCh. 13 - Prob. 18RQCh. 13 - Prob. 19RQCh. 13 - Prob. 21RQCh. 13 - Prob. 22RQCh. 13 - Prob. 23RQCh. 13 - Prob. 24RQCh. 13 - Prob. 25RQCh. 13 - Prob. 26RQCh. 13 - Prob. 27RQCh. 13 - Prob. 28RQCh. 13 - Prob. 30RQCh. 13 - What is the SQL command to list the total sales by...Ch. 13 - What is the SQL command to list the total sales by...Ch. 13 - What is the SQL command to list the total sales by...Ch. 13 - What is the SQL command to list the total sales by...Ch. 13 - What is the SQL command to list the number of...Ch. 13 - What is the SQL command to list the number of...Ch. 13 - What is the SQL command to list the number of...Ch. 13 - Using the answer to Problem 10 as your base, what...
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- Suppose that a data warehouse contains 20 dimensions, each with about five levels of granularity. (a) Users are mainly interested in four particular dimensions, each having three frequently accessed levels for rolling up and drilling down. How would you design a data cube structure to support this preference efficiently? (b) At times, a user may want to drill through the cube, down to the raw data for one or two particular dimensions. How would you support this feature?arrow_forwardDescribe the process of designing a data warehouse using star schema and snowflake schema. What are the advantages and disadvantages of each approach?arrow_forwardDescribe the various hierarchical data views that LDAP can provide without duplicating the base-level data.arrow_forward
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