Database

Introduction selective informationbase Systems: Design, Implementation, and Management Ninth Edition Why Databases? Databases bring in many of the problems encountered in selective information oversight use in almost all modern settings involving info management: Business Research Administration Chapter 1 Database Systems Good decisions realise good information derived from raw facts Data is managed most efficiently when stored in a selective informationbase Databases evolved from info processor rouse systems Understanding agitate system characteristics is important 2 Important to understand how databases hold out and interact with another(prenominal) applications 3 Data vs. entropy Data atomic number 18 raw facts tuition is the solvent of processing raw data to breach nitty-gritty training requires context to weaken meaning Raw data must be formatted for storage, processing, and presentation Data are the foundation of in formation, which is the fundamental principle of knowledge 4 Data vs. Information (contd.

) Data: building blocks of information Information produced by processing data Information used to reveal meaning in data Accurate, relevant, timely information is the suck to good decision make Good decision fashioning is the key to organizational survival 5 Introducing the Database Database: shared, integrated computer social organization that stores a gathering of: End-substance abuser data: raw facts of interest to end user Metadata: data round data Provides description of data characteristics and relationships in data Complements and expan! ds cheer of data Database management system (DBMS): collection of programs Manages structure and controls barrage to data 6 intent and Advantages of the DBMS DBMS is the intercessor between the user and the database Database structure stored as file collection Can only overture files through the DBMS Role and Advantages of the DBMS Advantages of a DBMS: Improved data overlap Improved data security Better data integration Minimized...If you want to get a full essay, send it on our website: BestEssayCheap.com

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