Intelligence: Ability to investigate, observed information in order to understanding for making decisions. Types of Database: • Operational – store detailed data needed to support the business processes and operations of a company this type of data use in daily (day to day) operations of a business. • Distributed – databases that are physically distributed in whole or in part to network servers at a variety of sites example is GOOGLE there are two types of Distributed databases: • Partitioned: Separate locations store different parts of database • Replicated: Central database duplicated in entirety at different locations • External – contain a wealth of information available from commercial online services and from many sources on the World Wide Web • Hypermedia – Data base which is unstructured and consist of hyperlinked pages of multimedia like YouTube For very large databases and systems, special capabilities and tools are required for analyzing large quantities of data and for accessing data from multiple systems Data Ware House: In data ware house, we can Stores current and historical data from many core operational transaction systems. Data warehouse system will provide query, analysis, and reporting tools. There are two components of data ware house: • Internal Source: we can view operational, customer, manufacturing data from internal sources. • External Source: we can view external data like other companies financial reports from external sources. Business Intelligence: Identification of trends and phenomena from your data Example based on your sales figures of last five years you will decide how much quantity you will sell in next year. How we can identify: We can identify through 3 ways: • Software for database query and reporting Through database software’s that quarry the data and tell you about results. • Online analytical processing (OLAP) Through OLAP, we can ask specific questions about our products and services. • Data mining Through data mining we can look at diff patterns and trended in our data.