BUSI 3400 Lecture Notes - Lecture 2: Online Analytical Processing, Unified Modeling Language, Unstructured Data
30 Dec 2016
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Document Summary
Data modeling iterative and progressive process of creating a specific data model for a determined problem domain. Model abstraction of a real-world object or event. Unique and distinct object used to collect and store data. Business rules brief, precise, and unambiguous description of a policy, procedure, or principal. Importance of business rules designer, allow designer to do (adtm, daprcn, udrsndtbp) standardize company view of data, com tool between user and. Developed to manage large amounts of data for complex manufacturing. Network model created to represent complex data relationships effectively . Improved database performance and imposed a database standard. (1:m and m:m relationships) Schema conceptual organization of the entire database as viewed by the database admin. Subschema information from the data within the database. Portion of the database seen by the application programs that produce the desired. Data manipulation language (dml) work with the data in the database. Environment in which data can be managed and is use to.
