Title: Computer database technology This paper investigates such important aspect of car business as database technology‚ in particular workflow database technology and its influence on the productivity. The main aim of this paper is to investigate the role of database technology in car plants. Nowadays there are hundred of workflow products and technologies at the market. Thus the database technologies are influencing this area this or that way. Databases assure a simple and easy access to data
Premium
Comparing and Contrasting the Relational Database Model and OO Model The relational database model is based upon tables or relations. In this model‚ the physical implementation of the database is abstracted away from the user. Users query the database using a high-level query language‚ such as SQL. The relations are made up of columns‚ which have headings indicating the attribute represented by that column. Tables have key fields‚ which can be used to identify unique records. Keys relate tables
Premium Relational model Object-oriented programming
1. Describe the relations that would be produced by the following relational algebra operations a) ПhotelNo(σprice>100(Room)) It will produce a single attribute (hotelNo) giving the number of hotels room prices greater 100. b) σHotel.hotelNo=Room.hotelNo(Hotel X Room) A join produce of hotel and room containing all the attributes of both. c) ПhotelName(Hotel Hotel.hotelNo=Room.hotelNo (σprice>100(Room))) It is a join of hotel and room with the price greater than 100. d) Guest(σdateTo>’1-June-12’(Booking)
Premium Relational model Relation
History of Relational Database Hao-Wei He Wilmington University October 9‚ 2010 Abstract Database system have been inseparable with our daily life‚ since IBM developed the hierarchical database management system in 1969‚ database system has been innovated many times‚ such as hierarchical database‚ network database‚ relational database‚ and object-oriented database. Nowadays‚ relational database still is the most popular model used by different industries; this article is going to introduce
Premium Database SQL Database management system
DBM405 (Database Management System) Facilitator Anup Majumder-University of Phoenix Online Abstract The research that I have done for this individual assignment where I need to provide a brief explanation of OLAP‚ Data Warehouse and Data Mart‚ Three-tier architecture and ASP was through a research online. I found that most of these acronyms for computer terminology are hard to find when the meanings that apply to your subject or acronym you are un-aware of it. In conclusion all the above
Premium Database Data warehouse Relational database
ACSG 552 – 01. Processor Florence Appel Advanced Database Class- Spring 2009. Assignment #01. Friday‚ January 23‚ 2009 Due in class on Thursday‚ Jan. 22. o Chapter 2 ▪ Review Questions‚ pp. 54-55: 2‚ 5‚ 6‚ 9‚ 18‚ 19 ▪ Problems‚ pp. 55-59: 1‚ 2; 12-15; 19-21; 22; 25abcde Chapter 02: Review Questions: pp. 54-55. #02) What is a business rule‚ and what is its purpose in data modeling? The business rule is a brief‚ precise and ambiguous
Premium Relational model Database Relational database
Databases | Database Construction and Management 1. What is a database? A database is one or more large structured sets of persistent data‚ usually associated with software (database management system) to update and query the data. A simple database might be a single file containing many records‚ each of which contains the same set of fields where each field is a certain fixed width - From FOLDOC A database is a collection of data elements (facts) stored in a computer in a systematic way
Premium Database Data modeling Relational model
BABCOCK UNIVERSITY ILISHAN REMO OGUN STATE PROJECT PROPOSAL IN PARTIAL FULFILLMENT OF THE COURSE SOFTWARE ENGINEERING COMPUTER SCIENCE ON HOTEL MANAGEMENT SYSTEM GROUP 8 PROJECT MEMBERS: 1. XXXXXXX 2. XXXXXXXXXXX 3. XXXXXXXXXXXX 4. XXXXXXXXXX 5. OBRUTSE ONAJITE 09/1635 6. OKOROSOBO TEMITOPE 7. OLAJIDE SEGUN 8. XXXXXXXXXX 9. XXXXXXXX 10. XXXXXXXXXX PROJECT MANAGER: MRS AYITE 1. INTRODUCTION A. BACKGROUND
Premium PHP Web server
characters in a character set but of definable variable length.Stores binary string values in hexadecimal format. BLOB is defined to be a variable length. (Oracle also has CLOB and NCLOB‚ as well as BFILE for storing unstructured data outside the database.) | Number | NUMERICINTERGER(INT) | Stores exact numbers with a defined precision and scale.Stores exact numbers with a predefined precision and scale of zero | Temporal | TIMESTAMPTIMESTAMP WITH LOCAL TIME ZON | Stores a moment an event occurs
Premium SQL Data management
Database Concepts Terminology In general‚ there are many acronyms and a lot of terminology used throughout the entire Information Technology (IT) field that is not used anywhere else. In this paper‚ I will briefly describe the following five terms: Online Analytical Processing (OLAP)‚ Data warehouse‚ data mart‚ three-tier architecture‚ and Active Server Pages. Online Analytical Processing OLAP "On-Line Analytical Processing - A category of applications and technologies for collecting‚ managing
Premium World Wide Web Web server