After all business requirements have been gathered for a proposed network‚ they must be modeled. Models are created to visually represent the proposed network so that business requirements can easily be associated with network objects to ensure that all requirements have been completely and accurately gathered. Basically data modeling can fall into two types of categories: Physical modeling and Logical modeling. Logical modeling deals with gathering business requirements and converting those
Premium Entity-relationship model Unified Modeling Language Process management
Database Environment: Week 2 Joe Snuffy DMB/380 October 6‚ 2002 Database Environment Intro The Tampa Art Museum needs to track the artwork‚ artists‚ and locations where the art is displayed or stored within the museum. Currently The Tampa Art Museum is using an inaccurate set of spreadsheets to keep track of art‚ artist‚ and location data within the Museum and it is very cumbersome for end users. The Project teams Goal is to create a reliable database to streamline operations at the museum
Premium Microsoft Microsoft Office Database management system
Name: Opanes ‚ Juanito Jr. B BSCS – 4 Exam: CS 405 (WebInformation System) Over the years‚ a number of web servers have been written. Apache is one of the oldest‚ most widely used web servers in use today .It was implemented with a scaling mechanism that works‚ but is relatively inefficient in some ways. Since that time some newer web servers have come out that attempt to address some of the shortcomings
Premium SQL Database management system Database management systems
Attempted Question: Question no. 4 • Describe what a relational database is and why relational databases are needed. Introduction: The knowledge of databases is an essential requirement for any being who has majored in the field of computers and IT. Same criteria is involved for a technologist. Relational Database: Relational Database‚ also known as RDB‚ is major sub-branch of Database. A relational database‚ or more commonly known as RDB‚ is a collection of multiple data sets. Mainly
Premium SQL Database Database management system
EXPERIMENT NO 2 FACT TABLE FOR UNIVERSITY DATABASE AIM:-Creation of dimension table and fact table for University Database. THEORY:- DIMENSION TABLE In data warehousing‚ a dimension table is one of the set of companion tables to a fact table. The fact table contains business facts or measures and foreign keys which refer to candidate keys (normally primary keys) in the dimension tables. Contrary to fact tables‚ the dimension tables contain descriptive attributes (or fields) which are typically
Premium Management Employment Sociology
of a Relational Database Benefits of a relational database: https://www.sunadal.co.uk/db.php Advantages of using a relational database: http://pic.dhe.ibm.com/infocenter/tivihelp/v3r1/index.jsp?topic=%2Fcom.ibm.itnetview.doc%2Fanmdbmst18.htm Relational Database Systems: http://www.orafaq.com/wiki/Relational_Database_Systems Three main benefits of a relational database are report generation‚ data storage‚ and data integrity. When putting information in a relational database the possibilities
Premium SQL Database Relational model
A. Database concepts 1 Basic SQL Command: SQL commands which are worth knowing : TRIM (for stripping spaces) LEFT (for fetching the data from left side of string) RIGHT (for fetching the data from right side of string) REPLACE (for replacement in string) CONVERT (for converting data from one type to another) LEN (for fetching length of string) STUFF (way to insert one string into another) DIFFERENCE (diff between two strings return 4 represents no diff or strong similarity)
Premium Left-wing politics
Truck Maintenance Database for Huffman Trucking Entities and Attributes Summary When using a database‚ the most important step is knowing how to use the table elements. The table defines the structure of the database based on its entities and Attributes. The entity is the object being stored and the Attributes describe information about the entity and its reason being documented. When using this table‚ one needs to first know how to access the database‚ table and forms
Premium Entity-relationship model Relationship Database
Information for Database Design 1. Scope of Project 2. Project Identification 3. Database Overview 4. Document Overview 5. 7 Steps of the SDLC/DBDSL 6. The 3 Steps in Database Creation
Premium Database normalization
Warehouse A data warehouse is a database that stores current and historical data of potential interest to decision makers throughout the company.[1] In the Terrorist Watch List Database case‚ the information about suspected terrorists are consolidated and standardized from multiple government agencies so that the information can be centralized into a single list‚ from which different agencies can communicate and share information with each other. This centralized database is a specific example of data
Premium Data warehouse Database management system SQL