DATA MINING AND DATA WAREHOUSING MATERIAL

 DATA WAREHOUSING PPTS AND NOTES

 DATA MINING PPTS AND NOTES

Data mining sometimes we called data or some times called knowledge discovery. It is the process of analyzing the data from different outlook and summarizing useful information. Information that can be used for increase revenue, decrease costs. Data mining software tools is used for analyzing data. Data mining software allows users to analyze data from many different dimensions or angles. That dimensions or angles categorize it and sum up the relationships identified.

A data warehouse or enterprise data warehouse (DW, DWH, or EDW) is a database used for reporting and data analysis. It is a repository of data which is created by integrating data from one or more different data sources. Data warehouses store current data as well as historical data. Data Warehouse is used for creating reports for senior mgt reports such as annual reports and quarterly comparisons reports.

The data stored in the warehouse are uploaded from the different operational systems such as sales, marketing, hr etc. The data  pass through an operational data store for applying additional operations before they are used in the Data Warehouse for reporting.



Note: Data Mining and Data Ware housing PPT's and PDF Notes mainly Covered with B.Tech syllabus

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