2015年1月28日
Data Warehouse Applications
摘要： Three types of DW Application.DW is the basis of these applications.1.Information Processing The information can be processed by means of querying,bas... 阅读全文
posted @ 2015-01-28 11:48 Programmer G 阅读(160) 评论(0) 推荐(0) 编辑
Data Warehouse Definition(Bill Immon)
摘要： Data WarehouseDefinition:1.Subject Oriented -why? -because it provides us the information around a subject rather than organization's ongoing operatio... 阅读全文
posted @ 2015-01-28 10:23 Programmer G 阅读(240) 评论(0) 推荐(0) 编辑
2015年1月27日
OLAP Data Cube
摘要： A vision to see different beautiful viewsCubeis a shortcut formultidimensional dataset, given that data can have an arbitrary number ofdimensions. The... 阅读全文
posted @ 2015-01-27 21:23 Programmer G 阅读(665) 评论(0) 推荐(0) 编辑
2015年1月22日
It's import to know before start learning DW/BI
摘要： Data Warehousing and Business IntelligenceDifferences Between Data Warehousing and BusinessIntelligenceFiled under:Business Intelligence,Data Warehous... 阅读全文
posted @ 2015-01-22 22:06 Programmer G 阅读(197) 评论(0) 推荐(0) 编辑