Basics

Getting started
 An accurate conceptual design is the fundamental requirement for the construction of a well-documented data mart that completely meets requirements. ...
Fri, 1 Aug, 2014 at 11:16 AM
Fact schemata
The conceptual representation generated by the DFM consists of a set of fact schemata. Fact schemata basically model facts, measures, dimensions, and hi...
Tue, 16 Sep, 2014 at 12:33 PM
Measures
A measure is a numerical property of a fact and describes a quantitative aspect of a fact that is relevant to analysis. For example, each sale is mea...
Tue, 16 Sep, 2014 at 12:34 PM
Dimensions
A dimension is a fact property with a finite domain and describes an analysis coordinate of the fact. A fact generally has more dimensions that defin...
Tue, 16 Sep, 2014 at 12:37 PM
Dimensional attributes
The term dimensional attributes stands for the dimensions and other possible attributes, always with discrete values, that describe them. Dimensional ...
Fri, 1 Aug, 2014 at 11:17 AM
Hierarchies
A hierarchy is a directed tree whose nodes are dimensional attributes and whose arcs model many-to-one associations between dimensional attribute pairs. ...
Mon, 16 Jan, 2017 at 4:16 PM
Conformed hierarchies
A conformed hierarchy is one that is shared among two or more fact schemata in a data mart or in different data marts. Creating conformed hiera...
Wed, 26 Nov, 2014 at 10:37 AM