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Data Warehouse Models and OLAP Operations

Data Warehouse Models and OLAP Operations

Data Warehouse Models and OLAP Operations. Enrico Franconi CS 636. Data Warehouse Architecture. Decision Support. Information technology to help the knowledge worker (executive, manager, analyst) make faster & better decisions

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472 views • 45 slides
Warehouse Models & Operators

Warehouse Models & Operators

Warehouse Models & Operators. Data Models relations stars & snowflakes cubes Operators slice & dice roll-up, drill down pivoting other. Multi-Dimensional Data. Measures - numerical (and additive) data being tracked in business, can be analyzed a nd examined

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362 views • 36 slides
All our knowledge brings us nearer to our ignorance, All our ignorance brings us nearer to death,

All our knowledge brings us nearer to our ignorance, All our ignorance brings us nearer to death,

All our knowledge brings us nearer to our ignorance, All our ignorance brings us nearer to death, But nearness to death, no nearer to God. Where is the Life we have lost in living? Where is the wisdom we have lost in knowledge? Where is the knowledge we have lost in information?

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614 views • 35 slides
All our knowledge brings us nearer to our ignorance, All our ignorance brings us nearer to death,

All our knowledge brings us nearer to our ignorance, All our ignorance brings us nearer to death,

All our knowledge brings us nearer to our ignorance, All our ignorance brings us nearer to death, But nearness to death, no nearer to God. Where is the Life we have lost in living? Where is the wisdom we have lost in knowledge? Where is the knowledge we have lost in information?

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352 views • 35 slides
Beyond Basic Faceted Search Ben-Yitzhak, et al.

Beyond Basic Faceted Search Ben-Yitzhak, et al.

Beyond Basic Faceted Search Ben-Yitzhak, et al. Fahimeh Fakour CS 572 Summer 2010. Introduction. Importance and significance Background Information Objective Related work Approach and Solutions Enhancements Contributions Pros & Cons. 1. Importance and Significance. Too much info

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398 views • 24 slides
Graduate Course Spatial Data

Graduate Course Spatial Data

Graduate Course Spatial Data. ??????? ???. Spatial Data. Traditional Data Single Dimension value, text New Application GIS, CAD LBS Multimedia Data Multi-dimensional Data. Spatial Access Method(SAM). Support efficient access of Spatial Data B-Tree Only one dimensional Data

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321 views • 22 slides
Multi-dimensional Data Treats each dimension uniformly Follows the Info-Viz. Mantra :

Multi-dimensional Data Treats each dimension uniformly Follows the Info-Viz. Mantra :

Star Coordinates : A Multi-dimensional Visualization Technique with Uniform Treatment of Dimensions Rohit Kelapure & David Tussedorf. Multi-dimensional Data Treats each dimension uniformly Follows the Info-Viz. Mantra : Overview First Zoom and Filter Details on Demand. Name.

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203 views • 6 slides

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