data-warehousing-an-overview

Data Warehousing An Overview : Data Warehousing An Overview www.keysoft.co.in Copyright Keysoft Solutions

Challenges : Challenges Users with different needs Performance and speed Multiple data sources Diverse platforms and security systems Global deployment, multilingual support Many technologies deployed www.keysoft.co.in Copyright Keysoft Solutions

Top Reasons Organizations Buy Business Intelligence : Top Reasons Organizations Buy Business Intelligence Respond to users need for data on timely basis Speed / Improve decision-making ability Decrease cost / Improve operational efficiency Better alignment with corporate strategy and objectives Increase revenue Share information with customers / suppliers / partners Source: Gartner Multi-Client Study Nov 2006 www.keysoft.co.in Copyright Keysoft Solutions

Business Intelligence : Business Intelligence Definition DATA WAREHOUSE ANALYTICAL REPORTING DATA MINING BUSINESS INTELLIGENCE Business Intelligence (BI) is the gathering and analysis of vast amounts of data in order to gain insights that drive strategic and tactical business decisions. It encompasses a broad category of technologies, that allow business users to gather, store, access, and analyze data to improve the business decision-making capabilities. BI is the collection of the processes and technologies which transform data into information www.keysoft.co.in Copyright Keysoft Solutions

Data Warehouse : Data Warehouse Definition A data warehouse is a centralized repository containing comprehensive detailed and summary data that provides a complete view of customers, suppliers, business processes, and transactions, from a historical perspective with little volatility. Process www.keysoft.co.in Copyright Keysoft Solutions

Data Mart : Data Mart Data Mart Contains a subset of the data stored in the data warehouse that is of interest to a specific business community, department, or set of users (for example: marketing promotions, finance, or account collections) In a well structured BI system, the data warehouse serves as a single source for multiple data marts www.keysoft.co.in Copyright Keysoft Solutions

DW Short Term Goals : DW Short Term Goals Improve data quality Minimize inconsistent reports Capture and provide access to business metadata Provide capability for data sharing Integrate data from multiple sources Merge historical and current data appropriately Improve the speed and performance of all reporting needs www.keysoft.co.in Copyright Keysoft Solutions

DW Long Term Objectives : DW Long Term Objectives Reconcile varying views of data Provide consolidated view of enterprise data Create a central point for accessing and sharing analytical data Develop an enterprise approach to business intelligence and reporting DW Methodology “DW is built in iterations – not in “one big bang” Parallel development tracks (ETL, delivery, metadata, infrastructure) www.keysoft.co.in Copyright Keysoft Solutions

DWH Process : DWH Process www.keysoft.co.in Copyright Keysoft Solutions

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