Information skill is now necessary in every part of our lives which help business along with enterprise to make apply of applications like decision support system, query and reporting online analytical processing, analytical analysis and business performance executive. In this paper focuses on the consequence and role of Data Warehousing and Data mining technology in industry. A Data Warehouse is a central storage area of relational database designed for query and analysis. If helps the business group to combine data from different unstable sources. These warehouses are analyzed by the newest technique known as Data Mining. In Data Mining data sets will explored to give system out of sight and indefinite predictions which can be used in future for the able judgment making. At present companies apply techniques of Data Mining that involves pattern credit mathematical and statistical techniques to search Data Warehouses and help the analyst during recognizing major trends, facts relationships and anomalies.
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