Въведение в Business Intelligence

Business Intelligence EyeBill Interactive Solutionsacademy.devbg.orgwww.devbg.org

BI BI

BI BI BI,OLAP,DW,DM,DSS

OLTP vs. OLAPOLTP

OLP

DW & DMData warehouse DWData marts DM

BI CRMSQLOracleExcelStageDWMOLAP

ETLMDOLAPToolsCache

ETLExtractionTransformationLoadStageOperational Data Store (ODS)

DW

SalesDateClientIDProductIDLocationIDQuantityPrice

TimeDateWeekMonthYearFiscalMonthFiscalYear

ProductIDCategoryIDProductName

ProductCategoryIDCategoryName

DW

Multidimensional OALP (MOLAP)Relational OLAP (ROLA)CubeCached Reports

MS SQL, Oracle, DB2

OLAP ExcelMicrostrategyBusiness ObjectsCognos

BI- - - / /!!! off the shelf

Chart1

141.355

16066

137.555

152.766

4155

066

055

066

0530

2016045.4

1012035.4

15155.143.2

10145.832

1211547.5

1213038.3

1316042.5

1012030.5

1014441.8

139032

058.843.2

01010

088

055

033

000

OLAP

OLTP+Reports

OLTP

Sheet1

TimeOLAPOLTP+ReportsOLTP

0141.355

116066

2137.555

3152.766

44155

5066

6055

7066

80530

92016045.4

101012035.4

1115155.143.2

1210145.832

131211547.5

141213038.3

151316042.5

161012030.5

171014441.8

18139032

19058.843.2

2001010

21088

22055

23033

24000

Sheet1

OLAP

OLTP+Reports

OLTP

Sheet2

Sheet3

Data Mars()!!! DW

Data Mining Data Mining .

BI , BI .

Sales Data Mart

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