More stress to be taken to understand OLAP and to handle it in a real world scenario

1. OnLine Analytical Processing Seminar Presentation By IQxplorer Under the guidance of Mr. Indraneel Mukhopadhyay

2. What is OLAP OnLine Analytical Processing ia a technology that uses multidimensional view of aggregate data for quicker access to strategic information.

3. How OLAP Helps It helps in decision making, business modeling, and operations research activities by transforming raw Data warehouse data into strategic information

6. Multidimensional Data Analysis Relational databases contains lists of records whose information is organised into fields and is based on a row and column data format( one dimensional ). However some relational tables where there is more than a one-to-one relationship between the fields lends itself to multidiensional represtation .

7. Single Dimensional View Product Region Sales Nuts East 50 Nuts West 60 Nuts Central 100 Bolts East 90 Bolts West 120 Bolts Central 140 Screws East 40 Screws West 70 Screws Central 80 Washers East 20 Washers West 10 Washers Central 30

8. Multidimensional View East West Central Nuts 50 60 100 Bolts 90 120 140 Screws 40 70 80 Washers 20 10 30

10. OLAP Server Arrangement

11. OLAP Server With Multidimensional Data Store Arrangement

14. A Typical ROLAP Client/Server Architecture

17. THANK YOU