Data Warehouse and Data Mining Technology -A study of its impact, relevance and need in Enterprises of Delhi NCR region

The data that is used in current business domains is not accurate, complete and precise. So, now companies use data mining that involves statistical and mathematical techniques and pattern recognition to search data warehouses and enhance Business Intelligence by providing past, current and future trends of the enterprise using query and reporting, decision support system, online analytical processing, complex event processing, business performance management and process mining. A data warehouse is a repository of relational databases designed for query and analysis which is analyzed by data mining technique allowing enormous data sets to be explored so as to yield hidden and unknown predictions that can be used in future for efficient decision making. This paper focuses on an in-depth study of structured and unstructured data, data warehouse architecture, data mining process, models, techniques and then discuss their potential applications, future and scope in huge enterprise databases. It also involves empirical research using percentage analysis and factor analysis to study the impact and need of data warehousing and data mining on organizations so as to enhance their competitive intelligence.