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- Dimension_(data_warehouse) abstract "A dimension is a structure that categorizes facts and measures in order to enable users to answer business questions. Commonly used dimensions are people, products, place and time.In a data warehouse, dimensions provide structured labeling information to otherwise unordered numeric measures. The dimension is a data set composed of individual, non-overlapping data elements. The primary functions of dimensions are threefold: to provide filtering, grouping and labelling.These functions are often described as "slice and dice". Slicing refers to filtering data. Dicing refers to grouping data. A common data warehouse example involves sales as the measure, with customer and product as dimensions. In each sale a customer buys a product. The data can be sliced by removing all customers except for a group under study, and then diced by grouping by product.A dimensional data element is similar to a categorical variable in statistics.Typically dimensions in a data warehouse are organized internally into one or more hierarchies. "Date" is a common dimension, with several possible hierarchies:"Days (are grouped into) Months (which are grouped into) Years","Days (are grouped into) Weeks (which are grouped into) Years""Days (are grouped into) Months (which are grouped into) Quarters (which are grouped into) Years"etc.↑ ↑".
- Dimension_(data_warehouse) wikiPageID "3264084".
- Dimension_(data_warehouse) wikiPageLength "10979".
- Dimension_(data_warehouse) wikiPageOutDegree "26".
- Dimension_(data_warehouse) wikiPageRevisionID "675753660".
- Dimension_(data_warehouse) wikiPageWikiLink Categorical_variable.
- Dimension_(data_warehouse) wikiPageWikiLink Category:Data_warehousing.
- Dimension_(data_warehouse) wikiPageWikiLink Category:Metadata.
- Dimension_(data_warehouse) wikiPageWikiLink Coordinated_Universal_Time.
- Dimension_(data_warehouse) wikiPageWikiLink Data_element.
- Dimension_(data_warehouse) wikiPageWikiLink Data_set.
- Dimension_(data_warehouse) wikiPageWikiLink Data_warehouse.
- Dimension_(data_warehouse) wikiPageWikiLink Degenerate_dimension.
- Dimension_(data_warehouse) wikiPageWikiLink Dimension_table.
- Dimension_(data_warehouse) wikiPageWikiLink Fact_(data_warehouse).
- Dimension_(data_warehouse) wikiPageWikiLink Fact_table.
- Dimension_(data_warehouse) wikiPageWikiLink IEC_11179.
- Dimension_(data_warehouse) wikiPageWikiLink Measure_(data_warehouse).
- Dimension_(data_warehouse) wikiPageWikiLink Metadata.
- Dimension_(data_warehouse) wikiPageWikiLink National_Information_Exchange_Model.
- Dimension_(data_warehouse) wikiPageWikiLink Ralph_Kimball.
- Dimension_(data_warehouse) wikiPageWikiLink Representation_term.
- Dimension_(data_warehouse) wikiPageWikiLink Slowly_changing_dimension.
- Dimension_(data_warehouse) wikiPageWikiLinkText "Dimension (data warehouse)".
- Dimension_(data_warehouse) wikiPageWikiLinkText "Dimension".
- Dimension_(data_warehouse) wikiPageWikiLinkText "Dimension_(data_warehouse)".
- Dimension_(data_warehouse) wikiPageWikiLinkText "Dimension_(data_warehouse)#Role-playing_dimension".
- Dimension_(data_warehouse) wikiPageWikiLinkText "Dimensions".
- Dimension_(data_warehouse) wikiPageWikiLinkText "conformed dimension".
- Dimension_(data_warehouse) wikiPageWikiLinkText "conformed dimensions".
- Dimension_(data_warehouse) wikiPageWikiLinkText "dimension (data warehouse)".
- Dimension_(data_warehouse) wikiPageWikiLinkText "dimension tables".
- Dimension_(data_warehouse) wikiPageWikiLinkText "dimension".
- Dimension_(data_warehouse) wikiPageWikiLinkText "dimensional".
- Dimension_(data_warehouse) wikiPageWikiLinkText "dimensions".
- Dimension_(data_warehouse) hasPhotoCollection Dimension_(data_warehouse).
- Dimension_(data_warehouse) wikiPageUsesTemplate Template:About.
- Dimension_(data_warehouse) wikiPageUsesTemplate Template:Data_warehouse.
- Dimension_(data_warehouse) wikiPageUsesTemplate Template:Expert-subject.
- Dimension_(data_warehouse) wikiPageUsesTemplate Template:Merge.
- Dimension_(data_warehouse) subject Category:Data_warehousing.
- Dimension_(data_warehouse) subject Category:Metadata.
- Dimension_(data_warehouse) hypernym Structure.
- Dimension_(data_warehouse) type Building.
- Dimension_(data_warehouse) comment "A dimension is a structure that categorizes facts and measures in order to enable users to answer business questions. Commonly used dimensions are people, products, place and time.In a data warehouse, dimensions provide structured labeling information to otherwise unordered numeric measures. The dimension is a data set composed of individual, non-overlapping data elements.".
- Dimension_(data_warehouse) label "Dimension (data warehouse)".
- Dimension_(data_warehouse) sameAs Tabla_de_dimensión.
- Dimension_(data_warehouse) sameAs m.0923f0.
- Dimension_(data_warehouse) sameAs Q4449270.
- Dimension_(data_warehouse) sameAs Q4449270.
- Dimension_(data_warehouse) wasDerivedFrom Dimension_(data_warehouse)?oldid=675753660.
- Dimension_(data_warehouse) isPrimaryTopicOf Dimension_(data_warehouse).