E-Cartography (a set of computer software programs) is the process of creating a data map automatically, is a new approach to understanding, analyzing and navigating the data structures currently available to an individual user, database or data administrator Features-- Survey - Acquire and catalog location and definition of available data sources and calculate statistics for profiling each unique element, including row count, minimum value, maximum value, mode value, etc Map - Determine all relationships among data elements and provide statistics to measure relationships Assess the relationship of each column to every other column Date - Date stamp the map Enabling the users to understand what has changed in the data and, more importantly, how that change has affected the data relationships Benefits- Greatly reduces time and cost required for business analysis and source system analysis A project manager measuring the progress of a data warehouse development or ERP effort could use the data map to view what percentages of the data model had actually been loaded as well as the quality of the joins implemented Automates impact analysis for determining server, table or column changes Instant domain analysis is available through the data profiling measurements included with the map Automates the discovery of discrepancies or changes in tables or column definitions by automatically providing metadata comparisons