define data mining and BI

Data Mining: This is the process of discovering patterns in large data sets involving methods at the intersection of machine learning, statistics, and database systems. It's an essential process where intelligent methods are applied to extract data patterns.

Business Intelligence (BI): This is a technology-driven process for analyzing data and presenting actionable information to help executives, managers, and other corporate end users make informed business decisions. BI encompasses a wide variety of tools, applications, and methodologies that enable organizations to collect data from internal systems and external sources, prepare it for analysis, develop and run queries against the data, and create reports, dashboards and data visualizations to make the analytical results available to corporate decision-makers.